Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1437141165 Individual Practitioner Female Practitioner

Allison Bayer , PA-C

Physician Assistant • Pleasanton, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Allison Bayer, PA-C is a certified Physician Assistant practicing in Pleasanton, CA. With approximately 29 years of clinical experience since graduating from Baylor College Of Medicine in 1997, Allison Bayer delivers high-quality medical care to the local community at 4725 1ST ST STE 100.

Allison Bayer maintains professional affiliations with Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc, University Healthcare Alliance and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Practice Location & Contact Primary Location

Practice Address

4725 1st St Ste 100

Pleasanton, CA 945667366

Telephone 9257343333
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Baylor College Of Medicine

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Pleasanton, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
29 Yrs +19.0 yrs vs City Avg
City Avg: 10.0 Yrs
State Avg: 11.5 Yrs
Regional Practice Density
28 Specialists

Practicing in Pleasanton, CA (14617 Statewide)

Telehealth Adoption Rate
50.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Bayer (29 Years) 29 Yrs
Pleasanton Specialty Average (10.0 Years) 10.0 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-09-11
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License CA 66341

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

State License MA 1274

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.

Hospital & Practice Group Affiliations

University Healthcare Alliance

4725 1st St, Pleasanton, CA 945667366

Phone: 9254627060

University Healthcare Alliance

11030 Bollinger Canyon Rd, San Ramon, CA 945824874

Phone: 9253738000

Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc

330 Brookline Ave, Boston, MA 022155400

Phone: 6177548612

Secondary Practice Locations

2100 Dorchester Ave, Suite 2206

Dorchester Center, MA 021245615

Phone: 6172962222

Practice Associates & Co-Workers

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

12 Associated Practitioners
Dr. Alexandriah Alas , MD

Obstetrics & Gynecology

NPI 1003047515

Doctor of Medicine (M.D.)

Christine Yang

Obstetrics & Gynecology

NPI 1003470790
Dr. Kerry-Ann Kelly , MD

Obstetrics & Gynecology

NPI 1023367141

Doctor of Medicine (M.D.)

Rekha George , NP

Nurse Practitioner

NPI 1083776512

Nurse Practitioner

Dr. Nuria Garcia-Ruiz , MD

Obstetrics & Gynecology

NPI 1184079261

Doctor of Medicine (M.D.)

Dr. Monica Choo , MD

Obstetrics & Gynecology - Obstetrics

NPI 1326673401

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 September 11, 2025

Registered at 4725 1ST ST STE 100, PLEASANTON, CA 945667366 (Tel: 9257343333)

📍
Updated Business Mailing Address September 11, 2025

Registered at 4725 1ST ST STE 100, PLEASANTON, CA 945667366 (Tel: 9257343333)

👤
Provider Name / Credentials Updated September 11, 2025

Recorded as ALLISON BAYER, PA-C

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 2100 DORCHESTER AVE, SUITE 2206, DORCHESTER CENTER, MA 021245615 (Tel: 6172962222)

📍
Updated Business Mailing Address July 08, 2007

Registered at 2100 DORCHESTER AVE, SUITE 2206, DORCHESTER CENTER, MA 021245615 (Tel: 6172962222)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as ALLISON BAYER, P.A.

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

Physician Assistant (License #1274 in MA)

🟢
Initial NPI Registration & Enumeration August 18, 2005

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: 1437141165
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 18, 2005
Last Update: September 11, 2025
Sole Proprietor: No

Mailing Address

4725 1st St Ste 100

Pleasanton, CA 945667366

Phone: 9257343333

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.