Michael F. McCormack, MD
Emergency Medicine Physician · Mission Viejo, CA
Michael F. McCormack, MD is an emergency medicine physician with a practice address in Mission Viejo, California, and NPI 1144431917, issued on May 24, 2007. Check the license (California G14411, 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 F. McCormack
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G14411 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26991 Crown Valley Pkwy, Mission Viejo, CA 92691
- Phone
- (949) 582-2002
- Enumerated
- May 24, 2007
- Record last updated
- Oct 29, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (949) 367-5200
- Medicaid ID
- 00G144110 CA
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 26991 Crown Valley Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael F. McCormack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G14411Check 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 F. McCormack among 7,751 emergency medicine physician records in California
Michael F. McCormack, MD 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 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 50% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2008 · 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 Mission Viejo → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mohammad Al-Sayyad, MDMission Viejo, CA 926911538109418
- Jon Cline, M.D.Mission Viejo, CA 926911679505622
- Peter Czuleger, M.D.Mission Viejo, CA 926911043265580
- Ramon Johnson, M.D.Mission Viejo, CA 926911861426629
- Matthew Kaplan, M.D.Mission Viejo, CA 926911518991322
- James Keany, M.D.Mission Viejo, CA 926911598799330
- Richard Kozak, M.D.Mission Viejo, CA 926911457380107
- Gregory Lampe, M.D.Mission Viejo, CA 926911902839863
Common questions
What is Michael F. McCormack, MD's NPI number?
Michael F. McCormack, MD's National Provider Identifier (NPI) is 1144431917, issued on May 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael F. McCormack, MD located?
The NPPES record lists a practice address at 26991 Crown Valley Pkwy, Mission Viejo, CA, 92691. Phone: (949) 582-2002. Providers update this record themselves, so call before visiting.
How can I verify Michael F. McCormack, MD's license?
NPPES lists California license number G14411, 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.