State Specialty Directory
Sleep Medicine (Internal Medicine) Physician in CA
Federal CMS data for 39 sleep medicine (internal medicine) physician providers across CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
39
Providers
Median industry payments
$1,778
39
Sleep Medicine (Internal Medicine) Physician Providers
in CA
$1,778
Median Industry Payments
per provider (2018–2024)
1,243
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types; disclosure alone establishes neither wrongdoing nor legality.
Sleep Medicine (Internal Medicine) Physician includes multiple subspecialties with different practice patterns.
Learn more →
Sleep Medicine (Internal Medicine) Physician Providers — CA
NPPES · Open Payments · Medicare| Provider | City | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|---|
| SHADI, PAYAM M.D. | Los Angeles | 13,130 | — | Hospital follow-up visit, moderate complexity | $9,213 (2018-2024) | — | Very High |
| TURNS, JOHN MD | Castro Valley | 8,696 | — | Nursing facility visit, low complexity | $386 (2018-2020) | — | Very High |
| SOTO, DARYA MD | Novato | 5,274 | — | Positive pressure ventilator therapy | $3,087 (2018-2024) | — | Very High |
| KOOSTRA, JOHN M.D. | Monterey | 4,123 | — | Office visit, established patient (30-39 min) | $28,229 (2018-2024) | — | Very High |
| MURTHY, HARISH MD | San Jose | 3,495 | — | Office visit, established patient (30-39 min) | $1,169 (2018-2024) | — | Very High |
| ELSAYEGH, ASHRAF MD | Los Angeles | 3,378 | — | Hospital follow-up visit, high complexity | $99,001 (2018-2024) | — | Very High |
| HUANG, CHIN-WEI MD | Tustin | 2,912 | — | Hospital follow-up visit, moderate complexity | $2,277 (2018-2024) | — | Very High |
| POLITO, JEFFREY M.D. | Santa Barbara | 2,854 | — | Office visit, established patient (20-29 min) | $1,708 (2018-2024) | — | Very High |
| POGGEMEYER, HANS M.D. | Monterey | 2,196 | — | Office visit, established patient, complex (40-54 min) | $11,042 (2018-2024) | — | Very High |
| SHARIEF, IMRAN MD | Tustin | 2,079 | — | Hospital follow-up visit, high complexity | $337 (2018-2024) | — | Very High |
| GREWAL, NAVJOT | San Ramon | 2,055 | — | Remote patient monitoring management, 20 min/month | $1,090 (2018-2024) | — | Very High |
| MURPHY, MICHAEL MD | Walnut Creek | 1,916 | — | Office visit, established patient (20-29 min) | $1,907 (2018-2024) | — | Very High |
| FU, JUSTIN M.D. | San Bernardino | 1,875 | — | Hospital follow-up visit, high complexity | $531 (2018-2024) | — | Very High |
| JASMER, ROBERT M.D. | Burlingame | 1,638 | — | Critical care, first 30-74 min | $78,173 (2018-2024) | — | Very High |
| NATHAN, MANJARI M.D. | Walnut Creek | 1,484 | — | Critical care, first 30-74 min | $6,226 (2018-2024) | — | Very High |
| KASS, RONALD MD | Stockton | 1,428 | — | Office visit, established patient (20-29 min) | $3,770 (2018-2024) | — | Very High |
| FLEMING, WESLEY MD | Irvine | 1,418 | — | Home sleep test with portable monitor | $1,322 (2018-2023) | — | Very High |
| RANDHAWA, HARPREET M.D. | Yuba City | 1,375 | — | Office visit, established patient (30-39 min) | $3,010 (2018-2024) | — | Very High |
| ARFAEI, AMIR MD | Ventura | 1,255 | — | Office visit, established patient (30-39 min) | $966 (2018-2024) | — | Very High |
| MOSTAFAVI, SAID M.D., | Los Angeles | 1,243 | — | Office visit, established patient (30-39 min) | $5,798 (2018-2024) | — | Very High |
| HART, WILLIAM M.D. | Capitola | 1,171 | — | Office visit, established patient (30-39 min) | $455 (2019-2024) | — | Very High |
| KALRA, JAGJEET MD | Stockton | 1,094 | — | Office visit, established patient (20-29 min) | $445 (2018-2024) | — | Very High |
| YUAN, NATHANIEL DO | Ventura | 1,029 | — | Office visit, established patient (20-29 min) | $714 (2021-2023) | — | Very High |
| SUNWOO, BERNIE MD | San Diego | 959 | — | Office visit, established patient (30-39 min) | $199 (2019-2019) | — | Very High |
| TAMMELIN, BRUCE M.D. | Mission Viejo | 923 | — | Office visit, established patient (30-39 min) | $8,256 (2018-2024) | — | Very High |
| NACHTWEY, FREDERICK M.D. | Walnut Creek | 911 | — | Office visit, established patient (30-39 min) | $8,028 (2018-2024) | — | Very High |
| POCETA, JOHN M.D. | La Jolla | 877 | — | Office visit, established patient, complex (40-54 min) | $2,362 (2018-2024) | — | Very High |
| CHENG, CATHY M.D. | Anaheim | 814 | — | New patient office visit, complex (60-74 min) | $1,728 (2019-2024) | — | Very High |
| ELHAJJAR, ANTOINE M.D. | La Quinta | 745 | — | Office visit, established patient (30-39 min) | $7,537 (2018-2024) | — | Very High |
| WONG, TAMMY | Los Angeles | 687 | — | Office visit, established patient (30-39 min) | $1,714 (2022-2024) | — | Very High |
| LEE, DAVID M.D. | Temecula | 641 | — | Hospital follow-up visit, high complexity | $16,228 (2018-2024) | — | Very High |
| JAMBULINGAM, NIKITA | Torrance | 554 | — | Office visit, established patient (30-39 min) | $1,778 (2020-2023) | — | Very High |
| GOPLANI, SANDEEP MD | Carmichael | 543 | — | Office visit, established patient (20-29 min) | $607 (2018-2024) | — | Very High |
| BHARGAVA, ADITYA M.D. | Dublin | 513 | — | Office visit, established patient (30-39 min) | $96 (2024-2024) | — | Very High |
| CHILIAN, IRINA M.D. | Duarte | 490 | — | Office visit, established patient, complex (40-54 min) | $328 (2018-2024) | — | Very High |
| KATZENBERG, DANIEL MD, PHD | San Jose | 486 | — | Office visit, established patient (20-29 min) | $1,921 (2019-2024) | — | Very High |
| SINHA, DEEPTI M.D., FRACP | Burlingame | 300 | — | Office visit, established patient (30-39 min) | $480 (2018-2024) | — | Very High |
| ARTINIAN, HOVIG M.D. | Clovis | 177 | — | Office visit, established patient (20-29 min) | $3,207 (2018-2024) | — | Very High |
| JONES, ROBERT MD | Pomona | 125 | — | Office visit, established patient (30-39 min) | $399 (2018-2022) | — | Very High |
Note: Sleep Medicine (Internal Medicine) Physician encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.