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

Mark Christopher Johnson, PA-C

Individual provider Personal Emergency Response Attendant · NPI 1578658746

Mark Christopher Johnson, PA-C is a Physician Assistant in LA Jolla, California. Qualified in 1999, 27 years ago. Practices with Regents of the University of California, a 2,061-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Connecticut.

Years since qualifying
27
Licensed in
CA, CT
In the registry since
2006
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

9300 Campus Point Dr
LA Jolla, CA 92037-1300
Phone: (800) 926-8273
Show map & directions

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

Additional practice locations (1)

  • 1725 Gentle Breeze Ln, Encinitas, CA 92024-1968 — (203) 257-9951

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA21728 (CA)
Personal Emergency Response Attendant Taxonomy 146D00000X · Licence 000901 (CT)

Record details

NPI number1578658746
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 4, 2006
Last updated in NPPESFebruary 4, 2025
Certification dateFebruary 4, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare