Michael Mccormack, MD
NPI 1144431917 · Emergency Medicine Physician · Mission Viejo, CA
Michael Mccormack, MD is a Emergency Medicine Physician provider in Mission Viejo, CA (NPI 1144431917).
Provider details
- NPI number
- 1144431917
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G14411 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-24
- Last updated
- 2008-10-29
Frequently asked questions
- What is Michael Mccormack's NPI number?
- Michael Mccormack's National Provider Identifier (NPI) is 1144431917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mccormack's specialty?
- Michael Mccormack is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Mccormack located?
- Michael Mccormack's practice location on file with NPPES is 26991 Crown Valley Pkwy, Mission Viejo, CA 92691-6528.
- What is Michael Mccormack's phone number?
- The practice phone number listed in the NPPES registry for Michael Mccormack is (949) 582-2002.
- Is Michael Mccormack's NPI active?
- Yes — Michael Mccormack's NPI (1144431917) is active in the NPPES registry as of the last update on 2008-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.