Doctor profile · Federal record

Dr. Mary McMahan, MD

Internal Medicine Physician (CMS: Internal Medicine) · Baxley, GA

  • NPI 1205021193
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
163 E Tollison St
Baxley, GA 315130120
(912) 367-9841
fax (912) 367-7203
Mailing address
Po Box 2070
Baxley, GA 315152070

Credentials & registration

NPPES · NUCC
NPI registered
September 2007 — 19 yrs on file
Profile last updated
February 11, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Georgia #062860
Medicaid (2)
GA #752201798A · SC #G62860

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205021193. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
338
Distinct HCPCS
5
Medicare allowed
$49,295
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 220 196 $166
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 54 30 $114
99239 Hospital discharge day management, more than 30 minutes 39 38 $109
99238 Hospital discharge day management, 30 minutes or less 14 13 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $124

In context: peer comparison

Among 2 peers in this city , average services per provider: 468. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 3 $52.87
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $25.56
PFIZER INC. 1 $21.24

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
25
Total drug cost
$153
Drug Type Claims Patients Total cost
Levofloxacin Generic 14 14 $51
Azithromycin Generic 12 11 $52
Prednisone Generic 11 0 $50

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary McMahan's medical specialty?
Dr. Mary McMahan practices Internal Medicine Physician in Baxley, GA.
Where does Dr. Mary McMahan practice?
Dr. Mary McMahan practices at 163 E Tollison St, Baxley, GA 315130120. Office phone: 9123679841.
What is Dr. Mary McMahan's NPI?
Dr. Mary McMahan's National Provider Identifier (NPI) is 1205021193, issued by NPPES.
Does Dr. Mary McMahan accept Medicare assignment?
Yes. Dr. Mary McMahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary McMahan commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.