Michael Linn, MD
Pediatrics Physician · Oakland, CA
Michael Linn, MD is a pediatrics physician with a practice address in Oakland, California, and NPI 1821058793, issued on Mar 24, 2006. Check the license (California A56337, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Michael Linn
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A56337 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3100 Telegraph Ave, Oakland, CA 94609
- Phone
- (510) 452-5231
- Enumerated
- Mar 24, 2006
- Record last updated
- Nov 15, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (510) 869-6679
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 3100 Telegraph Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Linn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A56337Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Michael Linn among 9,272 pediatrics physician records in California
Michael Linn, MD 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 not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileNo · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2012 · 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).
338 pediatrics physician records list a practice address in Oakland
They are 338 of the 18,558 NPPES records with a practice address in Oakland, and 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,272 in California → Every provider in Oakland → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Sara Buckelew, MDOakland, CA 946091841250750
- Edward Chu, M.D.Oakland, CA 946091952329054
- Donald Fones, MDOakland, CA 946091497715379
- Doris GeeOakland, CA 946091801839535
- Rachel Gilgoff, M.D.Oakland, CA 946091609852284
- Elio Gizzi, MDOakland, CA 946091326065046
- Denise Lenoir, FNPOakland, CA 946091497702138
- Thi Nguyen, MDOakland, CA 946091285694190
Common questions
What is Michael Linn, MD's NPI number?
Michael Linn, MD's National Provider Identifier (NPI) is 1821058793, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Linn, MD located?
The NPPES record lists a practice address at 3100 Telegraph Ave, Oakland, CA, 94609. Phone: (510) 452-5231. Providers update this record themselves, so call before visiting.
How can I verify Michael Linn, MD's license?
NPPES lists California license number A56337, 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. 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.