Thomas Michael Elgin, M.D.

Emergency Medicine Physician · Santa Rosa, CA

Thomas Michael Elgin, M.D. is an emergency medicine physician with a practice address in Santa Rosa, California, and NPI 1912948480, issued on Jun 8, 2006. Check the license (California A55569, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026

1912948480

Name: Thomas Michael Elgin
Credential: M.D.
Primary taxonomy: Emergency Medicine Physician 207P00000X
License number: A55569 CA
Self-reported in NPPES; status is on the state search
Practice location: Santa Rosa Memorial Hospital, Santa Rosa, CA 95405
Phone: (707) 552-1573
Enumerated: Jun 8, 2006
Record last updated: Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID: 00A555690 CA
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at Santa Rosa Memorial Hospital

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

Stephen Levinson, M.D.Emergency Medicine Physician1144261637
Barry Smith, M.D.Emergency Medicine Physician1003850181

Verify Thomas Michael Elgin in five checks

1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
2LicenseActive license and public ordersMedical Board of California
Search for license A55569Check the board
3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
5CertificationBoard certificationABMS AOA NCCPA AANPNot checked

Open the California license search

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Thomas Michael Elgin among 7,751 emergency medicine physician records in California

Thomas Michael Elgin, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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, 60% newer
In a Medicare fileNo · 81% of these records are
In the CMS Doctors and Clinicians fileNo · 59% of these records are
Record last updated2007 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,751 in California → Every provider in Santa Rosa → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

Omar Ferrari, D.O.Santa Rosa, CA 954051861589186
David Giannetto, MDSanta Rosa, CA 954051881717155
David Grundy, MDSanta Rosa, CA 954051902845597
Stewart Lauterbach, M.D.Santa Rosa, CA 954051992746481
Stephen Levinson, M.D.Santa Rosa, CA 954051144261637
Daniel Matulich, M.D.Santa Rosa, CA 954051043254600
Gary Mc Calla, M.D.Santa Rosa, CA 954051669416285
James Mc Keith, M.D.Santa Rosa, CA 954051033153267

Common questions

What is Thomas Michael Elgin, M.D.'s NPI number?

Thomas Michael Elgin, M.D.'s National Provider Identifier (NPI) is 1912948480, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Michael Elgin, M.D. located?

The NPPES record lists a practice address at Santa Rosa Memorial Hospital, Santa Rosa, CA, 95405. Phone: (707) 552-1573. Providers update this record themselves, so call before visiting.

How can I verify Thomas Michael Elgin, M.D.'s license?

NPPES lists California license number A55569, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.