Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1447895735 Individual Practitioner Male Practitioner

Marcus Justin Chen

Physician Assistant • San Francisco, CA

Professional Overview & Biography Verified Profile Summary

Marcus Chen is a registered healthcare professional specializing in Physician Assistant in San Francisco, CA. Practice services are available at 2425 GEARY BLVD under active NPI credentials.

Frequently performed procedures and clinical services include established patient custodial care facility, group care, or assisted living visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2425 Geary Blvd

San Francisco, CA 941153358

Telephone 4155088690
Associated Practice Facility / Clinic
🏢 Kaiser Foundation Hospitals Facility NPI 1134299522

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in San Francisco, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.6 Yrs
State Avg: 11.5 Yrs
Regional Practice Density
489 Specialists

Practicing in San Francisco, CA (14617 Statewide)

Telehealth Adoption Rate
22.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
72.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99334 Established patient custodial care facility, group care, or assisted living visit, typically 15 minutes
281 204 $209.40 $58.41

Medical Specialties & State Licenses

CMS Verified: 2021-05-26
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

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. Steven Pirog , MD

Student in an Organized Health Care Education/Training Program

NPI 1003182445

Doctor of Medicine (M.D.)

Aaron Lam

Student in an Organized Health Care Education/Training Program

NPI 1003262866
Dr. Emily Lee , MD

Student in an Organized Health Care Education/Training Program

NPI 1003497793

Doctor of Medicine (M.D.)

Soo-Jeon Choi

Pharmacist

NPI 1013372853
Bret Gorden , LCSW

Social Worker

NPI 1013380302

Licensed Clinical Social Worker

Dr. Sraavya Kakarlapudi , MD

Student in an Organized Health Care Education/Training Program

NPI 1013658939

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location May 26, 2021

Registered at 2425 GEARY BLVD, SAN FRANCISCO, CA 941153358 (Tel: 4155088690)

📍
Updated Business Mailing Address May 26, 2021

Registered at 1559 SLOAT BLVD STE B, #517, SAN FRANCISCO, CA 941321222 (Tel: 4155088690)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 26, 2021

Physician Assistant

NPI Profile Active November 11, 2019

NPI status registered as active in NPPES database

📍
Updated Practice Location November 11, 2019

Registered at 610 POPLAR AVE, VALLEJO, CA 945921147 (Tel: 9256999354)

📍
Updated Business Mailing Address November 11, 2019

Registered at 610 POPLAR AVE, VALLEJO, CA 945921147 (Tel: 9256999354)

👤
Provider Name / Credentials Updated November 11, 2019

Recorded as MARCUS CHEN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 11, 2019

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration November 11, 2019

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: 1447895735
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 11, 2019
Last Update: February 11, 2022
Sole Proprietor: Yes

Mailing Address

1559 Sloat Blvd Ste B, #517

San Francisco, CA 941321222

Phone: 4155088690

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.