Margaret Anh Nguyen Dziat, AA-C
Medical Physician Assistant · Modesto, CA
Margaret Anh Nguyen Dziat, AA-C is a medical physician assistant with a practice address in Modesto, California, and NPI 1760120927, issued on May 26, 2022. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Anh Nguyen Dziat
- Credential
- AA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- Practice location
- 3105 Mchenry Ave Ste 101, Modesto, CA 95350
- Phone
- (209) 575-2700
- Enumerated
- May 26, 2022
- Record last updated
- Feb 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20240924004821); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 3105 Mchenry Ave Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tanner CavanaughMedical Physician Assistant1811394976
- Agatha Covarrubias, NPNurse Practitioner1417329640
Verify Margaret Anh Nguyen Dziat 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
76% fewer Medicare Part D claims than the average medical physician assistant in 2024
270 Medicare Part D claims for 200 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 43 claims were for opioids.
Most prescribed
- Cephalexin55 claims
- Oxycodone Hcl30 claims
- Prednisone26 claims
- Ondansetron Hcl18 claims
- Amoxicillin-Clavulanate Potass16 claims
- Ibuprofen15 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.
Bills Medicare through one group practice
- LA Laser Center PC A Professional Medical CorporationModesto, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Anh Nguyen Dziat among 3,376 medical physician assistant records in California
Margaret Anh Nguyen Dziat, AA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 82% of them.
- NPI issued2022 · 82% of these records are older, 14% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2022 · median 2012 among the 1,347 with a school on file
- 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 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Modesto → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Sheena Allen, PAModesto, CA 953501134473564
- Angelica Buenrostro, PA-CModesto, CA 953501720052418
- Tanner CavanaughModesto, CA 953501811394976
- Kristine Rebiero, PA-CModesto, CA 953501992987259
- Ser Vang, P.A.-C.Modesto, CA 953501699784470
- Lori Doyle, PAModesto, CA 953511982755161
- Jazmine Hockaday, PAModesto, CA 953511548805427
- Amelia Lopez, PHYSICIAN ASSISTANTMerced, CA 953481124153440
Common questions
What is Margaret Anh Nguyen Dziat, AA-C's NPI number?
Margaret Anh Nguyen Dziat, AA-C's National Provider Identifier (NPI) is 1760120927, issued on May 26, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Anh Nguyen Dziat, AA-C located?
The NPPES record lists a practice address at 3105 Mchenry Ave Ste 101, Modesto, CA, 95350. Phone: (209) 575-2700. Providers update this record themselves, so call before visiting.
How can I verify Margaret Anh Nguyen Dziat, AA-C's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Anh Nguyen Dziat, AA-C prescribe under Medicare Part D?
In 2024, Margaret Anh Nguyen Dziat, AA-C had 270 Medicare Part D claims for 200 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.