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.
- 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
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 2300 California St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Fredric Cantwell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G060393Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- Oxycodone Hcl20 claims
- Levothyroxine Sodium17 claims
- Acyclovir15 claims
- Eszopiclone14 claims
- Armour Thyroid13 claims
- 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.
All 9,272 in California → Every provider in San Francisco → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Jane Anderson, M.D.San Francisco, CA 941151861420630
- David Buchholz, MDSan Francisco, CA 941151487738191
- Jennifer Cohen, MDSan Francisco, CA 941151114029105
- William Degoff, M.D.San Francisco, CA 941151720027295
- Gianna Frazee, MDSan Francisco, CA 941151104839778
- Marta Kosinski, M.D.San Francisco, CA 941151346276649
- Bella Nudel, M.D.San Francisco, CA 941151598763138
- 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.