NPPES file of Aug 9, 2026

Shana McClain, MD

Internal Medicine Physician · San Francisco, CA

Shana McClain, MD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1053940304, issued on Apr 7, 2020. Check the license (California A186196, 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
1053940304
Name
Shana McClain
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A186196 CA
Self-reported in NPPES; status is on the state search
Practice location
1101 Van Ness Ave Ste 1120, San Francisco, CA 94109
Phone
(415) 600-6000
Enumerated
Apr 7, 2020
Record last updated
Aug 29, 2023
Medicare enrollment
Enrolled (PECOS I20230912002064); accepts Medicare assignment
Medical or professional school
Drexel University College Of Medicine, 2020
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 1101 Van Ness Ave Ste 1120

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

  1. Chase Atiga, MDStudent in an Organized Health Care Education/Training Program1912583774
  2. Vikrant Aulakh, MDStudent in an Organized Health Care Education/Training Program1134706195
  3. Gabriel BeaudoinPsychiatry Physician1639756075
  4. Xialing Ann ChenPsychiatry Physician1588242424
  5. Gabriella De PazStudent in an Organized Health Care Education/Training Program1720669435
  6. Daniel Dinh, MDStudent in an Organized Health Care Education/Training Program1568007318

Verify Shana McClain in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A186196
    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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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

213 Medicare Part D claims for 116 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Shana McClain213
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium14 claims
  2. Amoxicillin-Clavulanate Potass13 claims
  3. Atorvastatin Calcium11 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

  1. Pacific Inpatient Medical GroupSan Francisco, CA

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

Shana McClain among 17,696 internal medicine physician records in California

Shana McClain, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.

  • NPI issued2020 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2004 among the 11,065 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,318 internal medicine physician records list a practice address in San Francisco

They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Amy Bossen, M.D.San Francisco, CA 941091558371260
  2. Gary Chan, M.D.San Francisco, CA 941091699702324
  3. Guido Gores, MDSan Francisco, CA 941091528073996
  4. Edwin Hassid, M.D.San Francisco, CA 941091033140702
  5. Gayatri Khanna, M.D.San Francisco, CA 941091639191455
  6. Martin Liberman, MDSan Francisco, CA 941091376530006
  7. Deborah Lindes, M.D.San Francisco, CA 941091952323776
  8. Aravind Mani, MDSan Francisco, CA 941091932151941

Common questions

What is Shana McClain, MD's NPI number?

Shana McClain, MD's National Provider Identifier (NPI) is 1053940304, issued on Apr 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Shana McClain, MD located?

The NPPES record lists a practice address at 1101 Van Ness Ave Ste 1120, San Francisco, CA, 94109. Phone: (415) 600-6000. Providers update this record themselves, so call before visiting.

How can I verify Shana McClain, MD's license?

NPPES lists California license number A186196, 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 Shana McClain, MD prescribe under Medicare Part D?

In 2024, Shana McClain, MD had 213 Medicare Part D claims for 116 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.