Doctor profile · Federal record

Dr. Callie McMahon, PAC

Surgical Physician Assistant (CMS: Physician Assistant) · Brunswick, ME

  • NPI 1003867086
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
123 Medical Center Tr.
Brunswick, ME 04011
(207) 725-9065
Mailing address
14 Maine St. Box 44
Brunswick, ME 04011

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 26, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
Maryland #C0003192

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003867086. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
313
Distinct HCPCS
10
Medicare allowed
$28,522
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 150 141 $82
99285 Emergency department visit with high level of medical decision making 27 27 $144
99284 Emergency department visit with moderate level of medical decision making 24 24 $99
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $109
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 17 $146
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 18 16 $100
99213 Established patient office or other outpatient visit, 20-29 minutes 14 13 $55
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 13 13 $7
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $69
99239 Hospital discharge day management, more than 30 minutes 12 12 $96

In context: peer comparison

Among 3 peers in Brunswick Surgical Physician Assistant, average services per provider: 41. This provider delivers 7.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
605
Patients
233
Total drug cost
$47,618
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 296 29 $21,167
Suboxone (Buprenorphine Hcl/Naloxone Hcl) Brand 100 11 $24,260
Doxycycline Hyclate Generic 55 54 $803
Prednisone Generic 40 38 $133
Cephalexin Generic 32 32 $280
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 17 16 $307
Azithromycin Generic 16 16 $76
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 13 $149
Cefdinir Generic 12 12 $152
Ciprofloxacin Hcl Generic 12 12 $58

Frequently asked questions

Auto-generated from federal data
What is Dr. Callie McMahon's medical specialty?
Dr. Callie McMahon practices Surgical Physician Assistant in Brunswick, ME.
Where does Dr. Callie McMahon practice?
Dr. Callie McMahon practices at 123 Medical Center Tr., Brunswick, ME 04011. Office phone: 2077259065.
What is Dr. Callie McMahon's NPI?
Dr. Callie McMahon's National Provider Identifier (NPI) is 1003867086, issued by NPPES.
Does Dr. Callie McMahon accept Medicare assignment?
Yes. Dr. Callie McMahon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Callie McMahon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.