NPPES file of Aug 9, 2026

Aristides Diamant, MD, PHD

Pediatric Endocrinology Physician · San Francisco, CA

Aristides Diamant, MD, PHD is a pediatric endocrinology physician with a practice address in San Francisco, California, and NPI 1801456629, issued on Jun 14, 2019. Check the license (California A179328, as entered in NPPES) on the Medical Board of California; 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
1801456629
Name
Aristides Diamant
Credential
MD, PHD
Primary taxonomy
Pediatric Endocrinology Physician 2080P0205X
License numbers
A179328 CA
4351045090 MI
Self-reported in NPPES; status is on the state search
Practice location
550 16TH St FL 4, San Francisco, CA 94158
Phone
(415) 476-5190
Enumerated
Jun 14, 2019
Record last updated
Jul 14, 2025
Medicare enrollment
Enrolled (PECOS I20250717000942); may accept Medicare assignment
Medical or professional school
Washington University School Of Medicine, 2019
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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8 nearest pediatric endocrinology physician records → All 207 in California → Look up another NPI →

Also registered at 550 16TH St FL 4

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gina Allyn, MDPediatrics Physician1730821588
  2. Neha Bhasin, MDPediatric Hematology & Oncology Physician1730350125
  3. Mauro Caffarelli, MDPediatric Critical Care Medicine Physician1073908307
  4. Stanford Chun, MDPediatric Pulmonology Physician1104385475
  5. Abimbola Dairo, M.D.Pediatrics Physician1194188508
  6. Elyssa Guslits, MDStudent in an Organized Health Care Education/Training Program1790170850

Verify Aristides Diamant in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A179328    Check 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
Open the California license search

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Aristides Diamant among 207 pediatric endocrinology physician records in California

Aristides Diamant, MD, PHD is one of 207 pediatric endocrinology physician records with a practice address in California. 63% 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 2019, is newer than 94% of them.

  • NPI issued2019 · 94% of these records are older, 3% newer
  • In a Medicare fileNo · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 23% of these records are
  • Graduated2019 · median 2002 among the 46 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0205X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Endocrinology Physician providers in California

There are 207 pediatric endocrinology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 207 in California → Every provider in San Francisco → Pediatric Endocrinology Physician nationwide →

The 8 pediatric endocrinology physician records with the nearest ZIP codes

  1. Janet Lee, M.D., M.P.H.San Francisco, CA 941581336439777
  2. Anthony Parish, MDSan Francisco, CA 941581831693589
  3. Liat Perl, M.DSan Francisco, CA 941581396111696
  4. Srinath Sanda, M.D.San Francisco, CA 941581457462426
  5. Sujatha Seetharaman, MDSan Francisco, CA 941581801883079
  6. Saleh Adi, M.D.San Francisco, CA 941431598782336
  7. Hannah Chesser, M.D.San Francisco, CA 941431104204767
  8. Abby Cobb-Walch, MDSan Francisco, CA 941431215355581

Common questions

What is Aristides Diamant, MD, PHD's NPI number?

Aristides Diamant, MD, PHD's National Provider Identifier (NPI) is 1801456629, issued on Jun 14, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Aristides Diamant, MD, PHD located?

The NPPES record lists a practice address at 550 16TH St FL 4, San Francisco, CA, 94158. Phone: (415) 476-5190. Providers update this record themselves, so call before visiting.

How can I verify Aristides Diamant, MD, PHD's license?

NPPES lists California license number A179328, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.