Medicare Enrolled
Dr. Mark Barats, M.D.
Nephrology · West Hollywood, CA
Practice pattern: Clinical Cardiology
— Primarily office-based clinical cardiology
Very High
DATA COVERAGE
Data in 4 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating.
This page presents federal public records about Dr. Barats from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
Are you Dr. Barats?
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What this data tells you about Dr. Barats
Dr. Mark Barats is a nephrology specialist in West Hollywood, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Barats performed 16,729 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Barats received a total of $36,439 from 92 pharmaceutical and/or device companies across 1602 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Barats is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
✓ 19 years of NPI registration
▲ Top 2% volume in CA
$36,439 industry payments
Medicare Practice Summary — 2023
Medicare Utilization ↗16,729
Medicare services
Top 2% in CA for nephrology
Not available
Unique patients (not deduplicated)
$47
Avg. Medicare payment
Medicare patients only (65+ / disabled) · How to read this →
Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Additional hour of intravenous infusion This code represents each additional hour of intravenous infusion beyond the initial hour for therapy, prevention, or diagnosis. |
2,693 | $18 | $30 |
| Urinalysis, manual A manual laboratory examination of a urine sample to check for various substances and cells. |
1,962 | $3 | $15 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
1,848 | $109 | $185 |
| Intravenous infusion, 1 hour or less Administration of medication or fluid directly into a vein for therapeutic, preventive, or diagnostic purposes. The procedure lasts one hour or less. |
1,351 | $59 | $85 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
1,062 | $79 | $155 |
| Blood draw (venipuncture) Insertion of a needle into a vein to collect a blood sample. |
1,003 | $8 | $15 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
899 | $153 | $210 |
| Drug injection, under skin or into muscle A procedure involving the administration of a medication or substance via injection into the subcutaneous tissue or muscle. |
859 | $12 | $45 |
| Normal saline infusion, 250 cc Administration of 250 cubic centimeters of normal saline solution into a vein. This procedure involves the intravenous delivery of a sterile saltwater fluid. |
804 | $0 | $6 |
| Office visit, established patient (10-19 min) An office visit for an existing patient lasting 10 to 19 minutes. The visit involves medical evaluation and management of the patient's condition. |
450 | $49 | $85 |
| Vitamin B-12 injection An injection of vitamin B-12 (cyanocobalamin) with a dose of up to 1000 mcg. |
450 | $1 | $15 |
| Annual wellness visit, follow-up A follow-up annual wellness visit that includes a personalized prevention plan of service. |
435 | $142 | $165 |
| Complete ultrasound of retroperitoneum An ultrasound examination of the structures located behind the abdominal cavity. |
355 | $98 | $145 |
| Home health plan of care re-certification A physician reviews the patient's status and contacts the home health agency to re-certify the plan of care without the patient being present. |
265 | $34 | $75 |
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
250 | $1 | $15 |
| Home health plan of care certification Certification by a physician or allowed practitioner for Medicare-covered home health services under a home health plan of care. This includes contacting the home health agency and reviewing reports of patient status required by physicians. |
202 | $44 | $150 |
| Physical therapy exercise, per 15 min A therapy session using exercises to improve strength, endurance, range of motion, and flexibility. Each 15-minute unit is billed separately. |
159 | $19 | $50 |
| Ultrasound therapy, each 15 minutes Application of ultrasound waves to tissue for therapeutic purposes. The procedure is billed in 15-minute increments. |
157 | $9 | $40 |
| Therapeutic massage, per 15 minutes A therapy procedure involving massage techniques. The code covers each 15-minute increment of the service. |
157 | $27 | $40 |
| Electrical stimulation therapy, per 15 minutes Application of electrical stimulation to the body with a therapist present. The service is billed for each 15-minute increment of treatment. |
156 | $10 | $40 |
| Ceftriaxone antibiotic injection This code represents the administration of ceftriaxone sodium, an antibiotic medication. The charge is calculated for every 250 mg of the drug administered. |
132 | $0 | $15 |
| Electrocardiogram (EKG), 12-lead A standard heart rhythm test using at least 12 leads to record electrical activity. A healthcare provider interprets the results and provides a written report. |
128 | $13 | $65 |
| Ketorolac injection, per 15 mg An injection of ketorolac tromethamine, a nonsteroidal anti-inflammatory drug, administered in doses measured per 15 mg. |
126 | $0 | $15 |
| Quadrivalent influenza vaccine, cell culture-derived A flu shot that protects against four strains of the influenza virus. It is produced using cell culture technology rather than traditional egg-based methods. |
106 | $32 | $35 |
| Flu vaccine administration This procedure involves the administration of the influenza virus vaccine. It covers the process of delivering the vaccine to the patient. |
106 | $34 | $35 |
| Continuous glucose monitoring with interpretation This procedure involves monitoring blood sugar levels in tissue fluid using a sensor placed under the skin, along with the interpretation and reporting of the results. |
68 | $29 | $55 |
| Continuous glucose monitoring, sensor under skin This procedure involves continuous monitoring of blood sugar levels in tissue fluid using a sensor placed under the skin with provider-supplied equipment. |
64 | $138 | $185 |
| Albuterol inhalation solution, 1 mg A unit dose of FDA-approved albuterol solution administered via durable medical equipment for inhalation. |
57 | $0 | $25 |
| New patient office visit, complex (60-74 min) | 56 | $187 | $250 |
| Home health agency supervision, complex multidisciplinary care Supervision by a physician or allowed practitioner for a patient receiving Medicare-covered services from a participating home health agency. This involves complex and multidisciplinary care modalities, with the patient not present during the supervision. |
52 | $87 | $110 |
| Influenza virus nucleic acid detection test A laboratory test that uses nucleic acid technology to detect multiple types of influenza virus. |
47 | $94 | $120 |
| Transitional care management services, moderate complexity Services provided to coordinate care during the transition from an inpatient or other facility setting back to the community. This includes follow-up and management of a health problem of at least moderate complexity. |
47 | $179 | $247 |
| COVID-19 amplified DNA/RNA probe detection A laboratory test that uses amplified DNA or RNA probes to detect the presence of severe acute respiratory syndrome coronavirus 2 (COVID-19) antigen. |
44 | $50 | $200 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
35 | $57 | $95 |
| Trigger point injection, 1-2 muscles A procedure involving the injection of medication into one or two specific muscles to treat trigger points. |
26 | $47 | $65 |
| Inhalation treatment for airway obstruction or sputum production A treatment involving the inhalation of medication to help clear airway obstructions or reduce sputum production. |
25 | $8 | $80 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
19 | $122 | $200 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
18 | $42 | $65 |
| Pneumococcal vaccine, 13-valent | 16 | $193 | $197 |
| Pneumonia vaccine administration This procedure involves the injection of a vaccine to protect against pneumococcal disease. It is administered by a healthcare provider. |
16 | $34 | $35 |
| Helicobacter pylori breath test A diagnostic test that analyzes a patient's breath to detect the presence of Helicobacter pylori bacteria. This procedure is used to identify infections associated with the stomach and upper digestive tract. |
12 | $66 | $135 |
| Helicobacter pylori drug administration This procedure involves the administration of a medication specifically used to treat Helicobacter pylori infection. |
12 | $8 | $20 |
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. These counts do not measure clinical quality or years of experience.
29.0% high complexity
14.3% medium
56.7% routine
Industry Payment Transparency
Open Payments through 2024 ↗$36,439
Total received (2018-2024)
Avg $5,206/year across 7 years
Top 5% in CA for nephrology
A higher payment rank reflects disclosed industry relationships (consulting, research, speaking) common among subspecialists — not wrongdoing.
92
Companies
1,602
Payment records
Payments are publicly reported; disclosure does not establish legality · Not evidence of wrongdoing · How to interpret →
Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
2024
$4,556
2023
$3,889
2022
$6,907
2021
$5,895
2020
$3,449
2019
$3,298
2018
$8,445
Payments by company (2024)
Amgen Inc.
$963
Novartis Pharmaceuticals Corporation
$486
ABBVIE INC.
$463
AstraZeneca Pharmaceuticals LP
$311
Ardelyx, Inc.
$265
Phathom Pharmaceuticals, Inc.
$257
Lundbeck LLC
$250
SHIELD THERAPEUTICS INC
$161
Almatica Pharma LLC
$160
PFIZER INC.
$100
Axsome Therapeutics, Inc.
$88
Novo Nordisk Inc
$83
AIMMUNE THERAPEUTICS, INC.
$76
Mylan Specialty L.P.
$73
Lilly USA, LLC
$62
Salix Pharmaceuticals, a division of Bausch Health US, LLC
$61
HEARTFLOW, INC.
$58
Eisai Inc.
$55
Otsuka America Pharmaceutical, Inc.
$55
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.)
$53
Bayer Healthcare Pharmaceuticals Inc.
$48
Boehringer Ingelheim Pharmaceuticals, Inc.
$41
SCILEX PHARMACEUTICALS INC.
$39
GlaxoSmithKline, LLC.
$37
OPKO Pharmaceuticals, LLC
$37
Mallinckrodt Hospital Products Inc.
$32
Boston Scientific Corporation
$30
Exact Sciences Corporation
$29
Sumitomo Pharma America, Inc.
$28
IRONWOOD PHARMACEUTICALS, INC
$27
Merck Sharp & Dohme LLC
$27
Merz Pharmaceuticals, LLC
$26
CALLIDITAS THERAPEUTICS US INC.
$24
Esperion Therapeutics, Inc.
$20
Kowa Pharmaceuticals America, Inc.
$19
Meridian Bioscience Inc.
$10
Top 3 companies account for 42.0% of 2024 payments
All-time payments by company (2018-2024) ›
Horizon Therapeutics plc
$6,537
Amgen Inc.
$3,383
Synergy Pharmaceuticals Inc
$3,326
AstraZeneca Pharmaceuticals LP
$1,823
Allergan Inc.
$1,818
Amarin Pharma Inc.
$1,472
AbbVie Inc.
$1,409
Novartis Pharmaceuticals Corporation
$1,300
Salix Pharmaceuticals, a division of Bausch Health US, LLC
$1,150
ABBVIE INC.
$1,139
PFIZER INC.
$843
Novo Nordisk Inc
$837
Takeda Pharmaceuticals U.S.A., Inc.
$639
Lundbeck LLC
$586
Almatica Pharma LLC
$564
Eisai Inc.
$518
Lilly USA, LLC
$453
Ironwood Pharmaceuticals, Inc
$444
Ardelyx, Inc.
$429
Avanir Pharmaceuticals, Inc.
$426
Boehringer Ingelheim Pharmaceuticals, Inc.
$401
Allergan, Inc.
$390
Astellas Pharma US Inc
$371
OPKO Pharmaceuticals, LLC
$288
QOL Medical, LLC
$266
GlaxoSmithKline, LLC.
$258
Phathom Pharmaceuticals, Inc.
$257
IRONWOOD PHARMACEUTICALS, INC
$256
Nestle HealthCare Nutrition Inc.
$253
Bayer HealthCare Pharmaceuticals Inc.
$213
Hikma Pharmaceuticals USA
$206
ARBOR PHARMACEUTICALS, INC.
$199
SANOFI-AVENTIS U.S. LLC
$190
ANI Pharmaceuticals, Inc.
$190
Axsome Therapeutics, Inc.
$174
Merck Sharp & Dohme Corporation
$174
Otsuka America Pharmaceutical, Inc.
$173
Biohaven Pharmaceutical Holding Company Ltd.
$171
SHIELD THERAPEUTICS INC
$161
Sumitomo Pharma America, Inc.
$152
Bayer Healthcare Pharmaceuticals Inc.
$136
West-Ward Pharmaceuticals
$121
AbbVie, Inc.
$121
RedHill Biopharma Inc.
$100
Kowa Pharmaceuticals America, Inc.
$95
Mylan Specialty L.P.
$94
Mallinckrodt Hospital Products Inc.
$92
Relypsa, Inc.
$90
Biohaven Pharmaceuticals, Inc.
$87
Gilead Sciences, Inc.
$84
Radius Health, Inc.
$81
AIMMUNE THERAPEUTICS, INC.
$76
IBSA Pharma Inc.
$74
UROVANT SCIENCES INC
$66
Boston Scientific Corporation
$62
Merck Sharp & Dohme LLC
$60
Eyevance Pharmaceuticals LLC
$59
HEARTFLOW, INC.
$58
Janssen Pharmaceuticals, Inc
$56
E.R. Squibb & Sons, L.L.C.
$55
Regeneron Healthcare Solutions, Inc.
$54
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.)
$53
NESTLE HEALTHCARE NUTRITION INC.
$51
Corium, LLC
$50
Keryx Biopharmaceuticals, Inc.
$41
Vifor Pharma, Inc.
$40
Celgene Corporation
$40
SCILEX PHARMACEUTICALS INC.
$39
IDORSIA PHARMACEUTICALS US INC
$38
Pernix Therapeutics Holdings, Inc.
$35
GENZYME CORPORATION
$30
Shionogi Inc
$30
Shield Therapeutics Inc
$29
Exact Sciences Corporation
$29
Horizon Pharma plc
$28
Medtronic Vascular, Inc.
$28
Kyowa Kirin, Inc.
$27
Travere Therapeutics, Inc.
$27
Merz Pharmaceuticals, LLC
$26
CALLIDITAS THERAPEUTICS US INC.
$24
HeartFlow, Inc.
$23
Dexcom, Inc.
$23
Digestive Care, Inc.
$22
Genentech USA, Inc.
$21
Arbor Pharmaceuticals, Inc.
$20
Esperion Therapeutics, Inc.
$20
Exeltis, USA Inc.
$19
Sunovion Pharmaceuticals Inc.
$18
Currax Pharmaceuticals LLC
$14
Purdue Pharma L.P.
$14
Scilex Pharmaceuticals Inc.
$13
Meridian Bioscience Inc.
$10
Top 3 companies account for 36.4% of all-time payments
Associated products mentioned in payments ›
ACCRUFER · ACTHAR · ADVAIR · AIRSUPRA · ANORO · AREXVY · Adlarity · Aimovig · Amitiza · Auryxia · Auvelity · BASAGLAR · BELSOMRA · BEVESPI AEROSPHERE · BREO · BREZTRI · BREZTRI AEROSPHERE · BYDUREON · BYSTOLIC · CAPLYTA · CHANTIX · COLOGUARD · COLOGUARD DNA CAPTURE REAGENTS · CONTRAVE · CREON · Cologuard Collection Kit · Creon · Crysvita · DUEXIS · DUPIXENT · DUZALLO · Dayvigo · Dexcom G6 Transmitter · Dexilant · ELIQUIS · ENTRESTO · EUCRISA · EVENITY · Edarbi · Edarbyclor · FARXIGA · FFRct · GEMTESA · GRALISE · Horizant · IBSRELA · JANUVIA · JARDIANCE · JYNARQUE · KRYSTEXXA · Kerendia · LEQVIO · LINZESS · LOKELMA · LOREEV XR · LUCEMYRA · LYRICA · Leqembi · Licart · Linzess · Livalo · MOUNJARO · MOVANTIK · MYRBETRIQ · Mitigare · Movantik · Myrbetriq · NEXLETOL · NUEDEXTA · NURTEC ODT · Nuedexta · Otezla · Ozempic · PAXLOVID · PENNSAID · PRALUENT · PREMARIN · PURIFIED CORTROPHIN GEL · Pertzye · Prolia · QULIPTA · QUVIVIQ · RAYALDEE · RAYOS · RELISTOR · REXULTI · RYBELSUS · Rayaldee · Repatha · Reveal LINQ · Rybelsus · SHINGRIX · SILENOR · SOLIQUA · SOLIQUA 100/33 · SPIRIVA · SPIRIVA RESPIMAT · STIOLTO RESPIMAT · SUCRAID · SYMBICORT · SYMPROIC · Sucraid · Superion Indirect Decompression System · Symproic · TARPEYO · TEPEZZA · TERIPARATIDE · TEZSPIRE · TOUJEO · TOVIAZ · TRADJENTA · TRELEGY ELLIPTA · TRINTELLIX · TRULANCE · TRULICITY · Tirosint · Tobradex ST · Tresiba · Trintellix · Trulance · Tymlos · UBRELVY · VERQUVO · VIBERZI · VIMOVO · VOQUEZNA · VRAYLAR · VYEPTI · Vascepa · Veltassa · Victoza · XARELTO · XIFAXAN · Xeomin · Xofluza · Xultophy 100/3.6 · YUPELRI · ZENPEP · ZOHYDRO ER · ZORYVE · ZTLido
Should you be concerned? Industry payments are disclosed through CMS Open Payments. Disclosure alone does not establish their purpose, legality, or effect on care. What matters is whether a recommended drug or device appears in your doctor's payment records. If so, consider asking your doctor about it. How to interpret this data →
Geographic Context
Nephrologists in nearby ZIP areas
347
County median income
$87,760
Nearest hospital to ZIP centroid (approximate)
SOUTHERN CALIFORNIA HOSPITAL AT HOLLYWOOD
2.1 mi
2.1 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not included | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Barats is a clinical cardiology specialist, with above-average Medicare volume (top 2% in CA), with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Barats experienced with additional hour of intravenous infusion?
Based on Medicare claims data, Dr. Barats performed 2,693 additional hour of intravenous infusion services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
Does Dr. Barats receive payments from pharmaceutical companies?
Yes. Dr. Barats received a total of $36,439 from 92 companies across 1,602 payment records. A record can group multiple payments. These transfers are publicly disclosed through CMS Open Payments. Disclosure alone does not establish their legality or effect on care. Patients may wish to ask their doctor about these relationships, especially if a recommended drug or device appears in the payment records.
How do Dr. Barats's costs compare to other nephrologists in West Hollywood?
Dr. Barats's average Medicare payment per service is $47. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently Very High for Dr. Barats) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating the presence of registry, enrollment, activity or payment records, not verified experience or clinical quality. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Source publication dates and the snapshots loaded on this site can differ. Rebuilding a page does not refresh its source records. Check the Medicare reporting year and the payment interval shown above; consult the linked official sources for newer releases and current registry details. See our data freshness policy →
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About this page
This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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