Colleen Flanagan, MD
Surgery Physician · San Francisco, CA
Colleen Flanagan, MD is a surgery physician with a practice address in San Francisco, California, and NPI 1740818772, issued on Mar 27, 2020. Check the license (California PTL4780, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Colleen Flanagan
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- PTL4780 CA
4780 CA
Self-reported in NPPES; status is on the state search - Practice location
- Ucsf Department OF Surgery, San Francisco, CA 94143
- Phone
- (415) 476-1239
- Enumerated
- Mar 27, 2020
- Record last updated
- Jan 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20240409000006); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2020
- Entity
- Type 1 · individual
Also registered at Ucsf Department OF Surgery
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nusaiba Baker, MD, PHDStudent in an Organized Health Care Education/Training Program1841930476
- Lucia CalthorpeSurgery Physician1164163267
- Audrey Choi, MDStudent in an Organized Health Care Education/Training Program1790084200
- Cyndi Chung, M.D. M.B.A.Plastic Surgery Physician1962897256
- James Gardner, M.D., PH.D.Surgery Physician1215293477
- Elizabeth Gerzina, MDStudent in an Organized Health Care Education/Training Program1669056776
Verify Colleen Flanagan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license PTL4780Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $408.75
3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Permanente Medical Group IncSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Surgery Physician providers in California
There are 3,118 surgery physician records in California.
Other surgery physician records in California
- Miriam Abaunza, M.D.Los Angeles, CA1538470778
- Hana Abdirahman, MDTemecula, CA1265288112
- Sherwin Abdoli, MDPetaluma, CA1508386442
- Mhdshafic Abdulkarim, MDOrange, CA1750174249
- Sarah Abdulla, M.D.Baldwin Park, CA1699200840
- Shoko Abe, M.D.Berkeley, CA1609178136
- Stuart Abel, M.D.Los Angeles, CA1750761516
- Elliot Abemayor, MDLos Angeles, CA1972527414
- Marc Abi Karam, MD, MSPalo Alto, CA1437846508
- Ali Abidali, DOGlendora, CA1861888794
Common questions
What is Colleen Flanagan, MD's NPI number?
Colleen Flanagan, MD's National Provider Identifier (NPI) is 1740818772, issued on Mar 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Flanagan, MD located?
The NPPES record lists a practice address at Ucsf Department OF Surgery, San Francisco, CA, 94143. Phone: (415) 476-1239. Providers update this record themselves, so call before visiting.
How can I verify Colleen Flanagan, MD's license?
NPPES lists California license number PTL4780, 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.
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.