Doctor profile · Federal record

Dr. JOHN GRATTAN-SMITH, MD

Diagnostic Radiology Physician · Pediatric Radiology Physician · Pediatric Radiology Physician · MARIETTA, GA

  • NPI 1548234933
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
790 CHURCH ST NE STE 400
MARIETTA, GA 300608957
(770) 405-2976
fax (770) 988-0730
Additional location
262 Danny Thomas Pl
Memphis, TN 381053678
(888) 226-4343
Additional location
1001 Johnson Ferry Rd NE
Atlanta, GA 303421605
(404) 785-2162
Mailing address
PO BOX 3157
INDIANAPOLIS, IN 462063157

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
January 12, 2024
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Georgia #038237 · Tennessee #61912
Medicaid
GA #000615733

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548234933. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Philips North America LLC 1 $17.50

By nature of payment

Food and Beverage
$18

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 ›