Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Michael Nash, NP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1033561444

Michael Nash, NP is a Nurse Practitioner in Irvine, California. Qualified in 2016, 10 years ago. Practices with Emergency Physicians of Orange County, a 62-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona, California and Montana.

Years since qualifying
10
Licensed in
AZ, CA, MT
In the registry since
2016
Specialties on file
6
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

19712 Macarthur Blvd Ste 110
Irvine, CA 92612-2407
Phone: (888) 508-5006
Fax: (714) 923-7884
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Hoag Dr, Newport Beach, CA 92663-4162 — (949) 764-8376

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 95004514 (CA)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence NUR-APRN-LIC-176318 (MT)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 303860 (AZ)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence NUR-APRN-LIC-176318 (MT)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 303860 (AZ)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 95004514 (CA)

Record details

NPI number1033561444
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorNo
NPI enumeratedJuly 9, 2016
Last updated in NPPESJuly 28, 2026
Certification dateJuly 28, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Emergency Physicians Of Orange County — 62 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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