Melvin Cheitlin, MD
Internal Medicine Physician · San Francisco, CA
Melvin Cheitlin, MD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1508808189, issued on Jun 11, 2006. Check the license (California C33174, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Melvin Cheitlin
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- C33174 CA
C66174 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Portrero Ave, San Francisco, CA 94110
- Phone
- (415) 206-3503
- Enumerated
- Jun 11, 2006
- Entity
- Type 1 · individual
Also registered at 1001 Portrero Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephanie Clark, RNAddiction (Substance Use Disorder) Registered Nurse1023983152
- Anya Dubin, M.S.S.WStudent in an Organized Health Care Education/Training Program1740576461
- Alan Gelb, MDEmergency Medicine Physician1497796213
- Beth Gray, RN MS CNSAdult Psychiatric/Mental Health Registered Nurse1306010442
Verify Melvin Cheitlin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C33174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1,593 internal medicine physician records list a San Francisco practice address
They are 1,593 of the 38,143 NPPES records with a San Francisco practice address, and 20,403 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,593 in San Francisco → All 20,403 in California → Every provider in San Francisco →
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Common questions
What is Melvin Cheitlin, MD's NPI number?
Melvin Cheitlin, MD's National Provider Identifier (NPI) is 1508808189, issued on Jun 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Melvin Cheitlin, MD located?
The NPPES record lists a practice address at 1001 Portrero Ave, San Francisco, CA, 94110. Phone: (415) 206-3503. Providers update this record themselves, so call before visiting.
How can I verify Melvin Cheitlin, MD's license?
NPPES lists California license number C33174, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.