Doctor profile · Federal record

Dr. Roger Williams, PHD

Clinical Psychologist · Macon, GA

  • NPI 1679655922
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
655 First Street
Macon, GA 31201
(478) 301-5930
fax (478) 301-5932
Mailing address
1550 College St, A
Macon, GA 312070001

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
October 30, 2014
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Georgia #PSY001108
Medicaid
GA #000342933A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679655922. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,866
HCPCS Description Services Patients Avg allowed
90791 Psychiatric diagnostic evaluation 12 12 $155

In context: peer comparison

Among 1 peers in Macon Clinical Psychologist, average services per provider: 12. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Williams's medical specialty?
Dr. Roger Williams practices Clinical Psychologist in Macon, GA.
Where does Dr. Roger Williams practice?
Dr. Roger Williams practices at 655 First Street, Macon, GA 31201. Office phone: 4783015930.
What is Dr. Roger Williams's NPI?
Dr. Roger Williams's National Provider Identifier (NPI) is 1679655922, issued by NPPES.
Does Dr. Roger Williams accept Medicare assignment?
Yes. Dr. Roger Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Williams commonly perform?
Top Medicare-reported procedures in 2023: Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.