Melinda L. Au, DO
Family Medicine Physician · San Francisco, CA
Melinda L. Au, DO is a family medicine physician with a practice address in San Francisco, California, and NPI 1548316482, issued on Jan 25, 2007. Check the license (California 20A5861, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Melinda L. Au
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 20A5861 CA
DO2725 NV
Self-reported in NPPES; status is on the state search - Practice location
- 333 1St St Ste A, San Francisco, CA 94105
- Phone
- (888) 803-3370
- Enumerated
- Jan 25, 2007
- Record last updated
- Jan 16, 2025
- Fax
- (888) 803-3331
- Medicare enrollment
- Enrolled (PECOS I20241028000196); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 333 1St St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Emily Acle, PA-CPhysician Assistant1265986897
- Camila AguilarPhysician Assistant1013785211
- Nawal Ahmed Khan, MDInternal Medicine Physician1962727818
- Rachel Akin, FNPPrimary Care Nurse Practitioner1104205871
- Mae Carmela AltavasFamily Nurse Practitioner1508261686
- Natalie Araya, P.A.Physician Assistant1578828604
Verify Melinda L. Au in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A5861Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average family medicine physician in 2024
345 Medicare Part D claims for 134 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Levothyroxine Sodium32 claims
- Atorvastatin Calcium25 claims
- Lisinopril20 claims
- Amlodipine Besylate18 claims
- Metoprolol Succinate18 claims
- Pravastatin Sodium11 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
- Circle Medical Care OF CaliforniaSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melinda L. Au among 17,133 family medicine physician records in California
Melinda L. Au, DO is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1989 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 58% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Francisco → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Sarah Carlson, M.D.San Francisco, CA 941051669455382
- Carolyn Chen, MDSan Francisco, CA 941051649203332
- Kwan Chun, MDSan Francisco, CA 941051801986955
- George Flores, MD, MPHSan Francisco, CA 941051962694596
- Elisa Horta, M.D., M.P.H.San Francisco, CA 941051013900653
- Fatimah Jah, MDSan Francisco, CA 941051063513570
- Suniti Kumar, M.D.San Francisco, CA 941051265450951
- Kavitha Pancholy, MDSan Francisco, CA 941051477760080
Common questions
What is Melinda L. Au, DO's NPI number?
Melinda L. Au, DO's National Provider Identifier (NPI) is 1548316482, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Melinda L. Au, DO located?
The NPPES record lists a practice address at 333 1St St Ste A, San Francisco, CA, 94105. Phone: (888) 803-3370. Providers update this record themselves, so call before visiting.
How can I verify Melinda L. Au, DO's license?
NPPES lists California license number 20A5861, 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 Melinda L. Au, DO prescribe under Medicare Part D?
In 2024, Melinda L. Au, DO had 345 Medicare Part D claims for 134 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.