Doctor profile · Federal record

Dr. Gretchen Anderson, D.O.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · Gastroenterology Physician · Austell, GA

  • NPI 1811286297
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 3 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
3825 Medical Park Dr Ste 100
Austell, GA 301066831
(470) 267-1760
Additional location
10600 Montgomery RD
Montgomery, OH 452424463
(513) 794-5600
Additional location
28050 Grand River Ave
Farmington Hills, MI 483365919
(248) 471-8000
Mailing address
500 W 3Rd Ave Ste 101
Albany, GA 317011900

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
March 27, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (4)
Georgia #76269 · Michigan #5101018961 · Ohio #34.015547 · Georgia #075910

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811286297. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
133
Distinct HCPCS
6
Medicare allowed
$10,888
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 23 $76
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 31 26 $48
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 26 $82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $118
45378 Diagnostic exam of large bowel using a flexible endoscope 15 15 $126
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 13 13 $80

In context: peer comparison

Among 4 peers in Austell Gastroenterology Physician, average services per provider: 46. This provider delivers 2.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$81
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Olympus America INC. 2 $53.97
Abbvie INC. 1 $27.21

By nature of payment

Food and Beverage
$81

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Anderson's medical specialty?
Dr. Gretchen Anderson practices Gastroenterology Physician in Austell, GA.
Where does Dr. Gretchen Anderson practice?
Dr. Gretchen Anderson practices at 3825 Medical Park Dr Ste 100, Austell, GA 301066831. Office phone: 4702671760.
What is Dr. Gretchen Anderson's NPI?
Dr. Gretchen Anderson's National Provider Identifier (NPI) is 1811286297, issued by NPPES.
Does Dr. Gretchen Anderson accept Medicare assignment?
Yes. Dr. Gretchen Anderson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen Anderson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.