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

Mark C Heffernan, PHD

Individual provider Clinical Psychologist · NPI 1366513178

Mark C Heffernan, PHD is a Clinical Psychologist in Rancho Mirage, California. Qualified in 1990, 36 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
36
Licensed in
CA
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

47 Provence Way
Rancho Mirage, CA 92270-2727
Phone: (760) 902-6226
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY14471 (CA)

Record details

NPI number1366513178
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 13, 2006
Last updated in NPPESNovember 22, 2017
Mailing addressPo Box 2128, Rancho Mirage, CA 92270-1055

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Rancho Mirage