Specialty Directory
Internal Medicine in Westminster, CA
Federal CMS data for 31 internal medicine providers practicing in Westminster, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
31
Providers
Median industry payments
$3,819
31
Internal Medicine Providers
in Westminster, CA
$3,819
Median Industry Payments
per provider (2018–2024)
2,445
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 — they are legal and do not indicate wrongdoing.
Internal Medicine includes multiple subspecialties with different practice patterns.
Learn more →
Internal Medicine Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| NGO, TAN M.D. | 29,288 | 4,580 | Physical therapy exercise, per 15 min | $108 (2019-2024) | Food & Beverage (100%) | Very High |
| LE, DAN M.D. | 13,227 | 7,524 | Office visit, established patient (30-39 min) | $6,883 (2018-2024) | Food & Beverage (54%) | Very High |
| NGO, DEAN MD | 10,567 | 5,117 | Office visit, established patient (20-29 min) | $21,855 (2018-2024) | Consulting (53%) | Very High |
| NGUYEN, TUNG M.D. | 9,862 | 3,618 | Adenosine injection, 1 mg | $91,162 (2018-2024) | Consulting (100%) | Very High |
| HUYNH, THU THUY M.D. | 8,709 | 3,364 | Office visit, established patient (30-39 min) | $3,905 (2018-2024) | Food & Beverage (100%) | Very High |
| CHAN, KHALED MD | 7,575 | 1,556 | Hospital follow-up visit, moderate complexity | $362 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, HUNG MD | 5,801 | 2,139 | Chronic care management, first 20 min/month | $10,680 (2018-2024) | Food & Beverage (97%) | Very High |
| TRAM, HIEU N MD | 4,746 | 2,786 | Office visit, established patient (30-39 min) | $17,220 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, VUONG M.D. | 4,671 | 1,936 | Chronic care management, first 20 min/month | $18,575 (2018-2024) | Food & Beverage (99%) | Very High |
| NGUYEN, THERESA THANH M.D. | 3,839 | 1,702 | Office visit, established patient (20-29 min) | $10,487 (2018-2024) | Food & Beverage (99%) | Very High |
| TRAN, ANH THU MD | 3,454 | 2,318 | Office visit, established patient (20-29 min) | $13,602 (2018-2024) | Food & Beverage (99%) | Very High |
| NGUYEN, CHIDAO DO | 3,228 | 1,509 | Hospital follow-up visit, high complexity | $3,018 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, THAI M.D. | 3,073 | 1,587 | Office visit, established patient (20-29 min) | $9,713 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, DAT M.D. | 2,602 | 721 | Office visit, established patient (30-39 min) | $3,542 (2018-2024) | Food & Beverage (84%) | Very High |
| VU, KHUE MD | 2,547 | 831 | Office visit, established patient (20-29 min) | $7,363 (2018-2024) | Food & Beverage (100%) | Very High |
| VO, THUAN M.D. | 2,445 | 1,423 | Office visit, established patient (20-29 min) | $13,913 (2018-2024) | Food & Beverage (99%) | Very High |
| NGUYEN, TU MD | 2,202 | 846 | Chronic care management, first 20 min/month | $14,869 (2018-2024) | Food & Beverage (99%) | Very High |
| TRAN, TOAN M.D. | 2,172 | 523 | Denosumab injection (Prolia/Xgeva) | $10,327 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, ANHTUAN MD | 1,649 | 904 | Office visit, established patient (20-29 min) | $10,709 (2018-2024) | Food & Beverage (100%) | Very High |
| DUONG, HONG MD | 1,430 | 454 | Hospital follow-up visit, high complexity | $2,207 (2018-2024) | Food & Beverage (100%) | Very High |
| BUI, LOC M.D. | 1,391 | 434 | Office visit, established patient (30-39 min) | $2,835 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, PHUC M.D. | 1,362 | 713 | Chronic care management, first 20 min/month | $1,518 (2018-2024) | Food & Beverage (100%) | Very High |
| DUONG, PAUL M.D. | 1,239 | 506 | Office visit, established patient (20-29 min) | $315 (2020-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, DAO MD | 1,199 | 815 | Office visit, established patient (20-29 min) | $1,881 (2018-2024) | Food & Beverage (99%) | Very High |
| PHAM, HAI M.D. | 1,079 | 567 | Office visit, established patient (30-39 min) | $1,150 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, VIVIAN MD | 781 | 324 | Hospital follow-up visit, high complexity | $188 (2018-2024) | Food & Beverage (100%) | Very High |
| NGUYEN, LUC M.D. | 741 | 378 | Office visit, established patient (30-39 min) | $1,074 (2018-2022) | Food & Beverage (60%) | Very High |
| HO, ANDY M.D. | 673 | 158 | Office visit, established patient (30-39 min) | $3,819 (2018-2024) | Food & Beverage (100%) | Very High |
| GREBLYA, VICTORIA MD | 619 | 448 | Office visit, established patient (30-39 min) | $1,997 (2018-2024) | Food & Beverage (100%) | Very High |
| PHAN, PHUONG-CHI M.D. | 600 | 200 | Remote patient monitoring management, 20 min/month | $384 (2019-2021) | Food & Beverage (100%) | Very High |
| PELOQUIN, JOSHUA DO | 567 | 200 | Hospital follow-up visit, high complexity | $454 (2018-2023) | Food & Beverage (100%) | Very High |
Note: Internal Medicine 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.
By Practice Pattern
Internal Medicine encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (25)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| NGO, DEAN | 10,567 | $21,855 |
| NGUYEN, TUNG | 9,862 | $91,162 |
| HUYNH, THU THUY | 8,709 | $3,905 |
| NGUYEN, HUNG | 5,801 | $10,680 |
| TRAM, HIEU N | 4,746 | $17,220 |
| NGUYEN, VUONG | 4,671 | $18,575 |
| NGUYEN, THERESA THANH | 3,839 | $10,487 |
| TRAN, ANH THU | 3,454 | $13,602 |
| NGUYEN, THAI | 3,073 | $9,713 |
| NGUYEN, DAT | 2,602 | $3,542 |
Mixed Practice (4)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| NGO, TAN | 29,288 | $108 |
| CHAN, KHALED | 7,575 | $362 |
| NGUYEN, CHIDAO | 3,228 | $3,018 |
| PELOQUIN, JOSHUA | 567 | $454 |
Remote & Electrophysiology (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| LE, DAN | 13,227 | $6,883 |
Remote Monitoring (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| PHAN, PHUONG-CHI | 600 | $384 |