NPPES file of Aug 9, 2026

Michael Fredric Cantwell, M.D.

Pediatrics Physician · San Francisco, CA

Michael Fredric Cantwell, M.D. is a pediatrics physician with a practice address in San Francisco, California, and NPI 1760500011, issued on Mar 26, 2007. Check the license (California G060393, 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
1760500011
Name
Michael Fredric Cantwell
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
G060393 CA
Self-reported in NPPES; status is on the state search
Practice location
2300 California St, San Francisco, CA 94115
Phone
(415) 600-3503
Enumerated
Mar 26, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(415) 600-1327
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2300 California St

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

  1. Juanita De Sanz, MFTMarriage & Family Therapist1457580730
  2. Ymkje Dioquino, LMFTMarriage & Family Therapist1669985065
  3. Jeffrey Draisin, M.D.Family Medicine Physician1356362883
  4. Gary Feldman, M.D.Specialist1336220854
  5. Christopher Goodman-Smith, LACAcupuncturist1114525698
  6. Mark Illeman, FNPFamily Nurse Practitioner1548388861

Verify Michael Fredric Cantwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G060393
    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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12% fewer Medicare Part D claims than the average pediatrics physician in 2024

331 Medicare Part D claims for 39 beneficiaries, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 33 claims were for opioids.

  1. Michael Cantwell331
  2. Specialty average375

Most prescribed

  1. Oxycodone Hcl20 claims
  2. Levothyroxine Sodium17 claims
  3. Acyclovir15 claims
  4. Eszopiclone14 claims
  5. Armour Thyroid13 claims
  6. Oxycontin13 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.

Michael Fredric Cantwell among 9,272 pediatrics physician records in California

Michael Fredric Cantwell, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% 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 44% of them.

  • NPI issued2007 · 44% of these records are older, 43% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2007 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

514 pediatrics physician records list a practice address in San Francisco

They are 514 of the 38,143 NPPES records with a practice address in San Francisco, and 9,272 pediatrics physician records in California.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Jane Anderson, M.D.San Francisco, CA 941151861420630
  2. David Buchholz, MDSan Francisco, CA 941151487738191
  3. Jennifer Cohen, MDSan Francisco, CA 941151114029105
  4. William Degoff, M.D.San Francisco, CA 941151720027295
  5. Gianna Frazee, MDSan Francisco, CA 941151104839778
  6. Marta Kosinski, M.D.San Francisco, CA 941151346276649
  7. Bella Nudel, M.D.San Francisco, CA 941151598763138
  8. Alison Reed, M.D.San Francisco, CA 941151871681072

Common questions

What is Michael Fredric Cantwell, M.D.'s NPI number?

Michael Fredric Cantwell, M.D.'s National Provider Identifier (NPI) is 1760500011, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael Fredric Cantwell, M.D. located?

The NPPES record lists a practice address at 2300 California St, San Francisco, CA, 94115. Phone: (415) 600-3503. Providers update this record themselves, so call before visiting.

How can I verify Michael Fredric Cantwell, M.D.'s license?

NPPES lists California license number G060393, 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 Michael Fredric Cantwell, M.D. prescribe under Medicare Part D?

In 2024, Michael Fredric Cantwell, M.D. had 331 Medicare Part D claims for 39 beneficiaries; the average among pediatrics physician prescribers was 375. 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.