Doctor profile · Federal record

Dr. W. Williams, M.D.

Radiation Oncology Physician · Atlanta, GA

  • NPI 1407846561
  • MIPS 69.5 / 100 · 2023
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Johnson Ferry RD Ne
Atlanta, GA 303421606
(404) 851-8850
fax (404) 851-6010
Mailing address
2864 Johnson Ferry RD, Suite 150
Marietta, GA 300625635

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
August 11, 2011
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Georgia #036041
Medicaid (5)
GA #461790349D · GA #461790349F · GA #461790349G · GA #00508659C · GA #461790349E

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407846561. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,550
Distinct HCPCS
10
Medicare allowed
$404,414
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 2,300 83 $44
77427 Radiation treatment management, 5 treatment sessions 495 97 $190
77300 Calculation of radiation therapy dose 423 115 $33
77334 Design and construction of complex radiation treatment device 208 109 $60
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 168 15 $20
77338 Design and construction of radiation treatment device for high precision radiation therapy 158 96 $222
99205 New patient office or other outpatient visit, 60-74 minutes 134 134 $178
77263 Complex radiation therapy planning 118 111 $167
99214 Established patient office or other outpatient visit, 30-39 minutes 93 81 $96
77301 High precision radiation therapy planning 92 88 $413

In context: peer comparison

Among 14 peers in Atlanta Radiation Oncology Physician, average services per provider: 95. This provider delivers 48× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals INC. 1 $121.86

By nature of payment

Food and Beverage
$122

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
179
Patients
40
Total drug cost
$2,679
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 140 40 $2,398
Doxazosin Mesylate Generic 39 0 $282

Frequently asked questions

Auto-generated from federal data
What is Dr. W. Williams's medical specialty?
Dr. W. Williams practices Radiation Oncology Physician in Atlanta, GA.
Where does Dr. W. Williams practice?
Dr. W. Williams practices at 1000 Johnson Ferry RD Ne, Atlanta, GA 303421606. Office phone: 4048518850.
What is Dr. W. Williams's NPI?
Dr. W. Williams's National Provider Identifier (NPI) is 1407846561, issued by NPPES.
What procedures does Dr. W. Williams commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.