Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1699042457 Individual Practitioner Female Practitioner

Mary Ann Williamson , NP

Nurse Practitioner • Concord, CA

Professional Overview & Biography Verified Profile Summary

Mary Williamson, NP is a registered healthcare professional specializing in Nurse Practitioner in Concord, CA. Practice services are available at 2185 PACHECO ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

2185 Pacheco St

Concord, CA 945202309

Telephone 9256760505
Fax 9256762814
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Concord, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 13.0 Yrs
State Avg: 11.7 Yrs
Regional Practice Density
38 Specialists

Practicing in Concord, CA (8378 Statewide)

Telehealth Adoption Rate
13.2% 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

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License CA 2400

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Practice Associates & Co-Workers

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

40 Associated Practitioners
Rachel Rasmussen

Registered Nurse

NPI 1013306380
Karen Rice

Physician Assistant - Medical

NPI 1033265905
NPI 1033372271
NPI 1033716444

Bachelor of Science in Nursing, Registered Nurse, Master of Public Health

Reiko Senteno , RN

Registered Nurse

NPI 1083023634

Registered Nurse

Laura Deely

Registered Nurse

NPI 1104080597

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 30, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location July 30, 2015

Registered at 2185 PACHECO ST, CONCORD, CA 945202309 (Tel: 9256760505)

📍
Updated Business Mailing Address July 30, 2015

Registered at 2185 PACHECO ST, CONCORD, CA 945202309 (Tel: 9256760505)

👤
Provider Name / Credentials Updated July 30, 2015

Recorded as MARY WILLIAMSON, NP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 30, 2015

Nurse Practitioner (License #2400 in CA)

🟢
Initial NPI Registration & Enumeration November 22, 2011

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: 1699042457
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 22, 2011
Last Update: July 30, 2015
Sole Proprietor: No

Mailing Address

2185 Pacheco St

Concord, CA 945202309

Phone: 9256760505

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.