Lien Ngoc Trinh, MD
Family Medicine Physician · Phoenix, AZ
Lien Ngoc Trinh, MD is a family medicine physician with a practice address in Phoenix, Arizona, and NPI 1649856196, issued on Mar 23, 2021. Check the license (Arizona 77383, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Lien Ngoc Trinh
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 77383 AZ
A190284 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8800 N 22ND Ave, Phoenix, AZ 85021
- Phone
- (602) 279-5262
- Enumerated
- Mar 23, 2021
- Record last updated
- Jan 26, 2026
- Fax
- (602) 279-5361
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 8800 N 22ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lien Ngoc Trinh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 77383Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
475 Medicare Part D claims for 129 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium60 claims
- Lisinopril28 claims
- Losartan Potassium23 claims
- Escitalopram Oxalate19 claims
- Diclofenac Sodium16 claims
- Ozempic16 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.
Industry payments in 2024: $24.09
1 payment: food and beverage; the largest payer was Shield Therapeutics Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Lien Ngoc Trinh among 3,119 family medicine physician records in Arizona
Lien Ngoc Trinh, MD is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 88% of them.
- NPI issued2021 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
649 family medicine physician records list a practice address in Phoenix
They are 649 of the 31,399 NPPES records with a practice address in Phoenix, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Phoenix → Family Medicine Physician nationwide →
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Common questions
What is Lien Ngoc Trinh, MD's NPI number?
Lien Ngoc Trinh, MD's National Provider Identifier (NPI) is 1649856196, issued on Mar 23, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Lien Ngoc Trinh, MD located?
The NPPES record lists a practice address at 8800 N 22ND Ave, Phoenix, AZ, 85021. Phone: (602) 279-5262. Providers update this record themselves, so call before visiting.
How can I verify Lien Ngoc Trinh, MD's license?
NPPES lists Arizona license number 77383, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lien Ngoc Trinh, MD prescribe under Medicare Part D?
In 2024, Lien Ngoc Trinh, MD had 475 Medicare Part D claims for 129 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.