Vivian Thy Hoang, PA-C
Physician Assistant · Los Angeles, CA
Vivian Thy Hoang, PA-C is a physician assistant with a practice address in Los Angeles, California, and NPI 1558845412, issued on Sep 18, 2018. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Vivian Thy Hoang
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 2032 Marengo St, Los Angeles, CA 90033
- Phone
- (213) 989-7700
- Enumerated
- Sep 18, 2018
- Record last updated
- Nov 25, 2024
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 2032 Marengo St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Vivian Thy Hoang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% more Medicare Part D claims than the average physician assistant in 2024
1,015 Medicare Part D claims for 98 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Atorvastatin Calcium133 claims
- Metformin Hcl92 claims
- Lisinopril64 claims
- Pioglitazone Hcl58 claims
- Losartan Potassium54 claims
- Amlodipine Besylate46 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: $95.04
3 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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.
Vivian Thy Hoang among 14,451 physician assistant records in California
Vivian Thy Hoang, 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 2018, is newer than 52% of them.
- NPI issued2018 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2024 · 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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- Sunitha Husson, PA-CLos Angeles, CA 900331962446740
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- Oscar Miles-Smith, PALos Angeles, CA 900331336295526
- Eva Moya, PA-CLos Angeles, CA 900331295885820
Common questions
What is Vivian Thy Hoang, PA-C's NPI number?
Vivian Thy Hoang, PA-C's National Provider Identifier (NPI) is 1558845412, issued on Sep 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Vivian Thy Hoang, PA-C located?
The NPPES record lists a practice address at 2032 Marengo St, Los Angeles, CA, 90033. Phone: (213) 989-7700. Providers update this record themselves, so call before visiting.
How can I verify Vivian Thy Hoang, PA-C's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Vivian Thy Hoang, PA-C prescribe under Medicare Part D?
In 2024, Vivian Thy Hoang, PA-C had 1,015 Medicare Part D claims for 98 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.