NPPES file of Aug 9, 2026

Shelley Ruth Salpeter, MD

Geriatric Medicine (Internal Medicine) Physician · San Mateo, CA

Shelley Ruth Salpeter, MD is a geriatric medicine (internal medicine) physician with a practice address in San Mateo, California, and NPI 1770688848, issued on Sep 14, 2006. Check the license (California A42816, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770688848
Name
Shelley Ruth Salpeter
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
A42816 CA
Self-reported in NPPES; status is on the state search
Practice location
1900 S Norfolk St Ste 350, San Mateo, CA 94403
Phone
(650) 532-2321
Enumerated
Sep 14, 2006
Record last updated
Aug 18, 2025
Fax
(650) 532-2333
Medicaid ID
00A428160 CA
Medicare enrollment
Enrolled (PECOS I20090218000566); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 1982
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 1900 S Norfolk St Ste 350

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

  1. Viridiana Engberg, M.S., CCC-SLPSpeech-Language Pathologist1023748894
  2. Marina Post, MDPsychiatry Physician1013209782

Verify Shelley Ruth Salpeter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A42816
    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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19% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

3,426 Medicare Part D claims for 253 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 44 claims were for opioids.

  1. Shelley Salpeter3,426
  2. Specialty average4,246

Most prescribed

  1. Divalproex Sodium303 claims
  2. Quetiapine Fumarate205 claims
  3. Levothyroxine Sodium202 claims
  4. Mirtazapine164 claims
  5. Amlodipine Besylate154 claims
  6. Sertraline Hcl121 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.

The MIPS final score for 2023 (Medicare payment program): 5.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%19.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Shelley Ruth Salpeter among 532 geriatric medicine (internal medicine) physician records in California

Shelley Ruth Salpeter, MD is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 46% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated1982 · median 1999 among the 271 with a school on file
  • Record last updated2025 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in California

There are 532 geriatric medicine (internal medicine) physician records in California.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Diana Jao, MDSan Mateo, CA 944031780683789
  2. Monique Yohanan, M.D.San Mateo, CA 944031700801560
  3. Daphne Lo, MDSan Mateo, CA 944011730470121
  4. Arthur Small, M.D.Palo Alto, CA 943061568711430
  5. Judy Bertelsen, M.D.Alameda, CA 945011881747426
  6. Julianna Marwell, M.D.Stanford, CA 943051508128075
  7. Ria Paul, M. D.Stanford, CA 943051649293176
  8. Sarah Samandary, M.D.Stanford, CA 943051841723749

Common questions

What is Shelley Ruth Salpeter, MD's NPI number?

Shelley Ruth Salpeter, MD's National Provider Identifier (NPI) is 1770688848, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shelley Ruth Salpeter, MD located?

The NPPES record lists a practice address at 1900 S Norfolk St Ste 350, San Mateo, CA, 94403. Phone: (650) 532-2321. Providers update this record themselves, so call before visiting.

How can I verify Shelley Ruth Salpeter, MD's license?

NPPES lists California license number A42816, 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 Shelley Ruth Salpeter, MD prescribe under Medicare Part D?

In 2024, Shelley Ruth Salpeter, MD had 3,426 Medicare Part D claims for 253 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.

What is Shelley Ruth Salpeter, MD's MIPS final score?

The 2023 MIPS final score is 5.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.