Trung Pham, MD
Internal Medicine Physician · Santa Ana, CA
Trung Pham, MD is an internal medicine physician with a practice address in Santa Ana, California, and NPI 1194222422, issued on Apr 12, 2018. Check the license (California 193556, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Trung Pham
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 193556 CA
2021025589 MO
57.246123 OH
Self-reported in NPPES; status is on the state search - Practice location
- 250 N Golden Circle Dr Ste 109, Santa Ana, CA 92705
- Phone
- (714) 559-3846
- Enumerated
- Apr 12, 2018
- Record last updated
- Aug 2, 2026
- Medicare enrollment
- Enrolled (PECOS I20210729003385); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Trung Pham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 193556Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,167 Medicare Part D claims for 171 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 17 claims were for opioids.
Most prescribed
- Amlodipine Besylate158 claims
- Atorvastatin Calcium153 claims
- Metformin Hcl89 claims
- Albuterol Sulfate Hfa83 claims
- Lisinopril71 claims
- Gabapentin64 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 86.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $59.06
2 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University Health PhysiciansKansas City, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Trung Pham among 17,696 internal medicine physician records in California
Trung Pham, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.
- NPI issued2018 · 84% of these records are older, 14% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2004 among the 11,065 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Santa Ana → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Frank Badin, M.D.Santa Ana, CA 927051962562850
- Richard Bock, M.D.Santa Ana, CA 927051699118216
- Jane Curtis, M.D.Santa Ana, CA 927051518018217
- Khai Do, M.D.Santa Ana, CA 927051396939526
- Xinming Fu, MDSanta Ana, CA 927051255381232
- Diane Kim, MDSanta Ana, CA 927051598824252
- Erica Kuhn, DONorth Tustin, CA 927051710095237
- David Maclachlan, MDSanta Ana, CA 927051114430402
Common questions
What is Trung Pham, MD's NPI number?
Trung Pham, MD's National Provider Identifier (NPI) is 1194222422, issued on Apr 12, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Trung Pham, MD located?
The NPPES record lists a practice address at 250 N Golden Circle Dr Ste 109, Santa Ana, CA, 92705. Phone: (714) 559-3846. Providers update this record themselves, so call before visiting.
How can I verify Trung Pham, MD's license?
NPPES lists California license number 193556, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Trung Pham, MD prescribe under Medicare Part D?
In 2024, Trung Pham, MD had 2,167 Medicare Part D claims for 171 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Trung Pham, MD's MIPS final score?
The 2023 MIPS final score is 86.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.