Doctor profile · Federal record

Dr. MARY BETH WILLIAMS, PH.D., LCSW, CTS

Clinical Social Worker · Marriage & Family Therapist · WARRENTON, VA

  • NPI 1942399811
  • 36 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9 N 3RD ST, #14
WARRENTON, VA 201863404
(540) 341-7339
fax (540) 341-7339

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Virginia #0904000277

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942399811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
451
Distinct HCPCS
1
Medicare allowed
$48,705
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 451 21 $108

In context: peer comparison

Among 1 peers in this city , average services per provider: 451. This provider delivers 1.0× the peer median.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated May 19, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›