Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1134982085 Individual Practitioner Male Practitioner

Brian Manahan

Physician Assistant • Orange, CA

Professional Overview & Biography Verified Profile Summary

Brian Manahan is a registered healthcare professional specializing in Physician Assistant in Orange, CA. Practice services are available at 101 THE CITY DR S under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

101 The City Dr S

Orange, CA 928683201

Telephone 7144567890
Associated Practice Facility / Clinic
🏢 The Department Of Psychiatry Facility NPI 1831159003

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Orange, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 9.0 Yrs
State Avg: 11.5 Yrs
Regional Practice Density
181 Specialists

Practicing in Orange, CA (14617 Statewide)

Telehealth Adoption Rate
16.6% 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

CMS Verified: 2025-08-15
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License CA PA64856

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

40 Associated Practitioners
Dr. Isabel Clark , MD

Surgery - Trauma Surgery

NPI 1003262510

Doctor of Medicine (M.D.)

Dr. Antonio Halais Frangieh , MD, MPH

Internal Medicine - Interventional Cardiology

NPI 1003558420

Doctor of Medicine (M.D.), Master of Public Health

Douglas Roszell , RN

Registered Nurse - Administrator

NPI 1003788613

Registered Nurse

Dr. Mark Wylam , MD

Internal Medicine - Critical Care Medicine

NPI 1003880865

Doctor of Medicine (M.D.)

Evan Shih

Internal Medicine

NPI 1013440320
Toyen Yoshizuka , PA-C

Physician Assistant

NPI 1013510825

Physician Assistant (Certified)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location August 15, 2025

Registered at 101 THE CITY DR S, ORANGE, CA 928683201 (Tel: 7144567890)

📍
Updated Business Mailing Address August 15, 2025

Registered at 101 THE CITY DR S, ORANGE, CA 928683201 (Tel: 7144567890)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 15, 2025

Physician Assistant (License #PA64856 in CA)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 19, 2024

Physician Assistant

NPI Profile Active February 02, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location February 02, 2024

Registered at 185 HWY 36 BLDG C, WEST LONG BRANCH, NJ 077641340 (Tel: 7329234505)

📍
Updated Business Mailing Address February 02, 2024

Registered at 185 HWY 36 BLDG C, WEST LONG BRANCH, NJ 077641340 (Tel: 7329234505)

👤
Provider Name / Credentials Updated February 02, 2024

Recorded as BRIAN MANAHAN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 02, 2024

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration February 02, 2024

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Brian Manahan. Be the first to share your experience!

Sign in to leave a review for Brian Manahan

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1134982085
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 02, 2024
Last Update: August 15, 2025
Sole Proprietor: Yes

Mailing Address

101 The City Dr S

Orange, CA 928683201

Phone: 7144567890

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.