Tina Nguyen, MD
Obstetrics & Gynecology Physician · Los Angeles, CA
Tina Nguyen, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1336307974, issued on May 30, 2008. Check the license (California A116769, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tina Nguyen
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A116769 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Medical Plz, Los Angeles, CA 90095
- Phone
- (310) 794-7274
- Enumerated
- May 30, 2008
- Record last updated
- Aug 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 0A1167690 CA
- Medicare enrollment
- Enrolled (PECOS I20110627000299); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 2007
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 200 Medical Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tina Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A116769Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
13 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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): 77.3 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).
Bills Medicare through one group practice
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tina Nguyen among 5,088 obstetrics & gynecology physician records in California
Tina Nguyen, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2007 · median 2004 among the 2,700 with a school on file
- Record last updated2011 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Los Angeles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Gayane Ambartsumyan, MDLos Angeles, CA 900951174556849
- Tamara Grisales, M.D.Los Angeles, CA 900951063611762
- Andy Huang, M.D.Los Angeles, CA 900951134244924
- Michael Johnson, MDLos Angeles, CA 900951619048659
- Cheri Lowre, MDLos Angeles, CA 900951215967948
- Michael Lu, MDLos Angeles, CA 900951316972219
- Lauren Nathan, MDLos Angeles, CA 900951235164039
- Lisa Nicholas, MDLos Angeles, CA 900951750380648
Common questions
What is Tina Nguyen, MD's NPI number?
Tina Nguyen, MD's National Provider Identifier (NPI) is 1336307974, issued on May 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tina Nguyen, MD located?
The NPPES record lists a practice address at 200 Medical Plz, Los Angeles, CA, 90095. Phone: (310) 794-7274. Providers update this record themselves, so call before visiting.
How can I verify Tina Nguyen, MD's license?
NPPES lists California license number A116769, 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 Tina Nguyen, MD prescribe under Medicare Part D?
In 2024, Tina Nguyen, MD had 13 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Tina Nguyen, MD's MIPS final score?
The 2023 MIPS final score is 77.3 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.