NPPES file of Aug 9, 2026

Amy Brownstein, RDN

Registered Dietitian · Oakland, CA

Amy Brownstein, RDN is a registered dietitian with a practice address in Oakland, California, and NPI 1265169478, issued on Aug 7, 2022. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265169478
Name
Amy Brownstein
Credential
RDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
12941440-4901 UT
Self-reported in NPPES; status is on the state search
Practice location
421 62ND St, Oakland, CA 94609
Phone
(203) 558-1425
Enumerated
Aug 7, 2022
Record last updated
Jan 3, 2024
Medicare enrollment
Enrolled (PECOS I20250923000742); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Amy Brownstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Amy Brownstein among 7,148 registered dietitian records in California

Amy Brownstein, RDN is one of 7,148 registered dietitian records with a practice address in California. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 67% of them.

  • NPI issued2022 · 67% of these records are older, 27% newer
  • In a Medicare fileNo · 5% of these records are
  • In the CMS Doctors and Clinicians fileYes · 7% of these records are
  • Graduated2021 · median 2014 among the 529 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Registered Dietitian providers in California

There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 registered dietitian records with the nearest ZIP codes

  1. Cynthia Coelho, MS, RD, CNSCOakland, CA 946091255887410
  2. Missy Delmar, RD, CDEOakland, CA 946091972645067
  3. Mary Henderson, PHD, RDOakland, CA 946091245578202
  4. Yanming Jiang, RD, CDCESOakland, CA 946091649758798
  5. Michelle Keh, R.D.Oakland, CA 946091831577444
  6. Evangeline Lan, MS, RDOakland, CA 946091467874792
  7. Katherine Murphy, RD, CDEOakland, CA 946091538201652
  8. Argavan Nilforoush, RDOakland, CA 946091649523267

Common questions

What is Amy Brownstein, RDN's NPI number?

Amy Brownstein, RDN's National Provider Identifier (NPI) is 1265169478, issued on Aug 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Amy Brownstein, RDN located?

The NPPES record lists a practice address at 421 62ND St, Oakland, CA, 94609. Phone: (203) 558-1425. Providers update this record themselves, so call before visiting.

How can I verify Amy Brownstein, RDN's license?

Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.