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Active NPI 1821095696 Individual Practitioner Male Practitioner

Dr. Robert A Williamson , MD

General Practice • Gonzales, TX

Professional Overview & Biography Verified Profile Summary

Dr. Robert Williamson, MD is a registered healthcare professional specializing in General Practice in Gonzales, TX. Practice services are available at 1605 N SARAH DEWITT DR under active NPI credentials.

Frequently performed procedures and clinical services include emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1605 N Sarah Dewitt Dr

Gonzales, TX 786292700

Telephone 8306724601
Fax 8306728101

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in Gonzales, TX

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 27.9 Yrs
Regional Practice Density
1 Specialists

Practicing in Gonzales, TX (1183 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
89.3% 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 (2017)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making
31 31 $984.00 $109.25
99283 Emergency department visit with low level of medical decision making
12 12 $579.00 $58.45

Medical Specialties & State Licenses

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License TX D9725

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Practice Associates & Co-Workers

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

1 Associated Practitioners
Dr. Terry Eska , MD

Internal Medicine

NPI 1558470864

Doctor of Medicine (M.D.)

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 1605 N SARAH DEWITT DR, GONZALES, TX 786292700 (Tel: 8306724601)

📍
Updated Business Mailing Address July 08, 2007

Registered at PO BOX 1840, GONZALES, TX 786291340 (Tel: 8306724601)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as ROBERT WILLIAMSON, M.D.

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

General Practice (License #D9725 in TX)

🟢
Initial NPI Registration & Enumeration July 07, 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: 1821095696
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 07, 2005
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

Po Box 1840

Gonzales, TX 786291340

Phone: 8306724601

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.