Doctor profile · Federal record

Dr. Mary Butker Williams, SLP Intern

Speech-Language Pathologist · Speech-Language Pathologist · Aiken, SC

  • NPI 1841767548
  • 8 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
181 Town Creek RD
Aiken, SC 298035841
(803) 642-0700
fax (803) 642-0588
Additional location
714 S Lake Dr Ste 150
Lexington, SC 290723473
(803) 356-4782
fax (803) 996-4782

Credentials & registration

NPPES · NUCC
NPI registered
October 2018 — 8 yrs on file
Profile last updated
January 24, 2023
Specialty taxonomy
235Z00000X — NUCC code
State licenses (2)
Georgia #SLP010899 · South Carolina #6724

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841767548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
502
Distinct HCPCS
3
Medicare allowed
$13,179
HCPCS Description Services Patients Avg allowed
97130 Therapy procedure for a range of mental processes, each additional 15 minutes 333 12 $21
97129 Therapy procedure for a range of mental processes, initial 15 minutes 157 12 $22
92523 Evaluation of speech sound production with evaluation of language comprehension and expression 12 11 $224

In context: peer comparison

Among 1 peers in Aiken Speech-Language Pathologist, average services per provider: 167. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Butker Williams's medical specialty?
Dr. Mary Butker Williams practices Speech-Language Pathologist in Aiken, SC.
Where does Dr. Mary Butker Williams practice?
Dr. Mary Butker Williams practices at 181 Town Creek RD, Aiken, SC 298035841. Office phone: 8036420700.
What is Dr. Mary Butker Williams's NPI?
Dr. Mary Butker Williams's National Provider Identifier (NPI) is 1841767548, issued by NPPES.
What procedures does Dr. Mary Butker Williams commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure for a range of mental processes (HCPCS 97130); Therapy procedure for a range of mental processes (HCPCS 97129); Evaluation of speech sound production with evaluation of language comprehension and expression (HCPCS 92523). Source: CMS Medicare Physician & Other Practitioners file.