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

Tammy O'Riley, FNP-C

Individual provider Nurse Practitioner · NPI 1235413436

Tammy O'Riley, FNP-C is a Nurse Practitioner in San Diego, California. Qualified in 1997, 29 years ago. Practices with Regents of the University of California, a 2,061-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Arizona and California.

Years since qualifying
29
Licensed in
AZ, CA
In the registry since
2011
Specialties on file
2
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 10815 W McDowell Rd Ste 304, Avondale, AZ 85392-5016 — (602) 494-5040

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence NP9154 (CA)
Nurse Practitioner Taxonomy 363L00000X · Licence AP0624 (AZ)

Record details

NPI number1235413436
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedOctober 6, 2011
Last updated in NPPESNovember 9, 2020
Certification dateNovember 9, 2020

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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