Johnny-An Thanh Pham, PA C
Physician Assistant · Los Angeles, CA
Johnny-An Thanh Pham, PA C is a physician assistant with a practice address in Los Angeles, California, and NPI 1457332504, issued on Nov 7, 2005. Check the license (California PA13536, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Johnny-An Thanh Pham
- Credential
- PA C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA13536 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1101 N Vermont Ave, Los Angeles, CA 90029
- Phone
- (323) 665-4230
- Enumerated
- Nov 7, 2005
- Record last updated
- Feb 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (818) 665-8718
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1101 N Vermont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Johnny-An Thanh Pham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA13536Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average physician assistant in 2024
497 Medicare Part D claims for 99 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Losartan Potassium46 claims
- Atorvastatin Calcium42 claims
- Hydrochlorothiazide32 claims
- Amlodipine Besylate30 claims
- Metformin Hcl23 claims
- Tamsulosin Hcl16 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: $156.94
6 payments; by number, the most common kind was food and beverage; the largest payer was RedHill Biopharma Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
Johnny-An Thanh Pham among 14,451 physician assistant records in California
Johnny-An Thanh Pham, PA C is one of 14,451 physician assistant records with a practice address in California. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 99% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2013 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
935 physician assistant records list a practice address in Los Angeles
They are 935 of the 69,537 NPPES records with a practice address in Los Angeles, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Los Angeles → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
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- Christina Brown, PA-CLos Angeles, CA 900281477912442
- Sara HenesLos Angeles, CA 900281174235634
- Jun Hee JangLos Angeles, CA 900281427759653
Common questions
What is Johnny-An Thanh Pham, PA C's NPI number?
Johnny-An Thanh Pham, PA C's National Provider Identifier (NPI) is 1457332504, issued on Nov 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Johnny-An Thanh Pham, PA C located?
The NPPES record lists a practice address at 1101 N Vermont Ave, Los Angeles, CA, 90029. Phone: (323) 665-4230. Providers update this record themselves, so call before visiting.
How can I verify Johnny-An Thanh Pham, PA C's license?
NPPES lists California license number PA13536, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Johnny-An Thanh Pham, PA C prescribe under Medicare Part D?
In 2024, Johnny-An Thanh Pham, PA C had 497 Medicare Part D claims for 99 beneficiaries; the average among physician assistant prescribers was 830. 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.