Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1285681114 Individual Practitioner Female Practitioner

Catherine Gartland Sullivan , PA-C

Physician Assistant • Mountain View, CA

Professional Overview & Biography Verified Profile Summary

Catherine Sullivan, PA-C is a registered healthcare professional specializing in Physician Assistant in Mountain View, CA. Practice services are available at 2500 GRANT ROAD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

2500 Grant Road

Mountain View, CA 94040

Telephone 6509407055
Associated Practice Facility / Clinic
🏢 Cep America - California Facility NPI 1477508984

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Mountain View, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 11.4 Yrs
State Avg: 11.5 Yrs
Regional Practice Density
93 Specialists

Practicing in Mountain View, CA (14617 Statewide)

Telehealth Adoption Rate
31.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License CA PA11443

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

23 Associated Practitioners
Dr. Alan Gladman , MD

Emergency Medicine

NPI 1073568333

Doctor of Medicine (M.D.)

Dr. Reginald Nguyen , MD

Emergency Medicine

NPI 1144859752

Doctor of Medicine (M.D.)

Dr. Dan Fox , MD

Emergency Medicine

NPI 1164477428

Doctor of Medicine (M.D.)

Mark Caplin , PA-C

Physician Assistant - Medical

NPI 1174792865

Physician Assistant (Certified)

Jennifer Ryerson , PA-C

Physician Assistant

NPI 1265683080

Physician Assistant (Certified)

Mohanad Alazzeh

Emergency Medicine

NPI 1285253799

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 2500 GRANT ROAD, MOUNTAIN VIEW, CA 94040 (Tel: 6509407055)

📍
Updated Business Mailing Address July 08, 2007

Registered at 2100 POWELL STREET, STE 920, EMERYVILLE, CA 946081803 (Tel: 5103502777)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as CATHERINE SULLIVAN, P.A-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Physician Assistant (License #PA11443 in CA)

🟢
Initial NPI Registration & Enumeration May 27, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1285681114
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 27, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

2100 Powell Street, Ste 920

Emeryville, CA 946081803

Phone: 5103502777

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.