NPPES file of Aug 9, 2026

Christopher Matthew Bositis, MD

Family Medicine Physician · San Francisco, CA

Christopher Matthew Bositis, MD is a family medicine physician with a practice address in San Francisco, California, and NPI 1427054493, issued on Jun 24, 2005. Check the license (California C176308, 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
1427054493
Name
Christopher Matthew Bositis
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
C176308 CA
249355 MA
D56276 MD
Self-reported in NPPES; status is on the state search
Practice location
995 Potrero Avenue, San Francisco, CA 94110
Phone
(628) 206-5252
Enumerated
Jun 24, 2005
Record last updated
Jan 9, 2023
Medicare enrollment
Enrolled (PECOS I20230118001517); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1997
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 995 Potrero Avenue

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

  1. Franco Chevalier, MDInfectious Disease Physician1679078828
  2. Susan Coffey, MDInternal Medicine Physician1245347020
  3. Marisa Cruz, M.D.Endocrinology, Diabetes & Metabolism Physician1053632216
  4. Frederick Hecht, MDInternal Medicine Physician1356448336
  5. Michael HegartyAddiction (Substance Use Disorder) Counselor1427783232
  6. Jody Lawrence, MDInternal Medicine Physician1518074319

Verify Christopher Matthew Bositis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C176308
    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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82% fewer Medicare Part D claims than the average family medicine physician in 2024

642 Medicare Part D claims for 94 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 37 claims were for opioids.

  1. Christopher Bositis642
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium30 claims
  2. Biktarvy30 claims
  3. Gabapentin21 claims
  4. Omeprazole18 claims
  5. Bupropion Xl16 claims
  6. Pantoprazole Sodium16 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 practice group's MIPS final score for 2023 (Medicare payment program): 91.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score83.5
  2. Costout of 100 · 30%68.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. University OF California Sfgh Medical GroupSan Francisco, CA

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

Christopher Matthew Bositis among 17,133 family medicine physician records in California

Christopher Matthew Bositis, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1997 · median 2005 among the 10,652 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in California

There are 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Joaquin Barahona, M. D.San Francisco, CA 941101205895133
  2. Luis Bonilla, MDSan Francisco, CA 941101629019708
  3. Romilda Foresti-Lorente, MDSan Francisco, CA 941101164455374
  4. Steven Lawton, MDSan Francisco, CA 941101366486748
  5. Todd May, MDSan Francisco, CA 941101679528335
  6. Pooja Mittal, DOSan Francisco, CA 941101215916200
  7. David Nidorf, MDSan Francisco, CA 941101336186121
  8. Sacha Niemi, MDSan Francisco, CA 941101154359982

Common questions

What is Christopher Matthew Bositis, MD's NPI number?

Christopher Matthew Bositis, MD's National Provider Identifier (NPI) is 1427054493, issued on Jun 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Matthew Bositis, MD located?

The NPPES record lists a practice address at 995 Potrero Avenue, San Francisco, CA, 94110. Phone: (628) 206-5252. Providers update this record themselves, so call before visiting.

How can I verify Christopher Matthew Bositis, MD's license?

NPPES lists California license number C176308, 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 Christopher Matthew Bositis, MD prescribe under Medicare Part D?

In 2024, Christopher Matthew Bositis, MD had 642 Medicare Part D claims for 94 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Christopher Matthew Bositis, MD's MIPS final score?

The 2023 MIPS final score is 91.9 of 100, reported for the practice group. 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.