NPPES file of Aug 9, 2026

Jennifer Perkins, MD

Endocrinology, Diabetes & Metabolism Physician · San Francisco, CA

Jennifer Perkins, MD is an endocrinology, diabetes & metabolism physician with a practice address in San Francisco, California, and NPI 1245387067, issued on Jan 4, 2007. Check the license (California C170375, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245387067
Name
Jennifer Perkins
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
C170375 CA
2009-00312 NC
Self-reported in NPPES; status is on the state search
Practice location
400 Parnassus Ave, San Francisco, CA 94143
Phone
(415) 353-8946
Enumerated
Jan 4, 2007
Record last updated
Feb 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(415) 353-2337
Medicare enrollment
Enrolled (PECOS I20201026001543); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 2003
Telehealth
Offers telehealth (CMS)
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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Also registered at 400 Parnassus Ave

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

  1. Jessica Abele, DPTPhysical Therapist1851648133
  2. Ian Adatia, MB CHBPediatric Cardiology Physician1427085299
  3. Daniel Adelman, M.D.Internal Medicine Physician1922041821
  4. Joshua Adler, MDInternal Medicine Physician1194781351
  5. Justin Ahn, M.D.Urology Physician1063755148
  6. Weiyun Ai, MDMedical Oncology Physician1649346842

Verify Jennifer Perkins in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C170375
    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

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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90% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

255 Medicare Part D claims for 68 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.

  1. Jennifer Perkins255
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium149 claims
  2. Synthroid39 claims
  3. Methimazole20 claims
  4. Chlorhexidine Gluconate12 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 2 group practices

  1. Ucsf Medical Group Business ServicesBurlingame, CA
  2. University OF California San FranciscoSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jennifer Perkins among 1,131 endocrinology, diabetes & metabolism physician records in California

Jennifer Perkins, MD is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% 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 46% of them.

  • NPI issued2007 · 46% of these records are older, 42% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2003 · median 2003 among the 779 with a school on file
  • Record last updated2021 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in California

There are 1,131 endocrinology, diabetes & metabolism physician records in California.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Mark Anderson, MDSan Francisco, CA 941431013971001
  2. Lewis Blevins, MDSan Francisco, CA 941431295822393
  3. Merl Charles, MD PHDSan Francisco, CA 941431023152055
  4. Ira Goldfine, MDSan Francisco, CA 941431508823675
  5. Eric Goldman, M.D.San Francisco, CA 941431922194869
  6. Elizabeth Holt, MDSan Francisco, CA 941431184607392
  7. Victoria Hsiao, MD, PHDSan Francisco, CA 941431659418655
  8. Martha Kennedy, M.D.San Francisco, CA 941431982651022

Common questions

What is Jennifer Perkins, MD's NPI number?

Jennifer Perkins, MD's National Provider Identifier (NPI) is 1245387067, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Perkins, MD located?

The NPPES record lists a practice address at 400 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 353-8946. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Perkins, MD's license?

NPPES lists California license number C170375, 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 Jennifer Perkins, MD prescribe under Medicare Part D?

In 2024, Jennifer Perkins, MD had 255 Medicare Part D claims for 68 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.