Doctor profile · Federal record

Dr. Nicholas McMahon, PA-C

Physician Assistant · Bridgehampton, NY

  • NPI 1194489864
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2510 Montauk Highway
Bridgehampton, NY 11963
(631) 386-3600
Mailing address
2510 Montauk Highway
Bridgehampton, NY 11932

Credentials & registration

NPPES · NUCC
NPI registered
October 2021 — 5 yrs on file
Profile last updated
July 1, 2022
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194489864. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
738
Distinct HCPCS
10
Medicare allowed
$48,489
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 320 195 $89
36415 Insertion of needle into vein for collection of blood sample 149 101 $8
99212 Established patient office or other outpatient visit, 10-19 minutes 80 55 $57
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 41 40 $15
81003 Automated urinalysis test 29 27 $2
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 19 19 $127
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $165
99214 Established patient office or other outpatient visit, 30-39 minutes 16 15 $120
G0008 Administration of influenza virus vaccine 15 15 $35
99284 Emergency department visit with moderate level of medical decision making 14 14 $119

In context: peer comparison

Among 1 peers in Bridgehampton Physician Assistant, average services per provider: 56. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 1 $29.37
Amneal Pharmaceuticals LLC 1 $27.42

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
526
Patients
240
Total drug cost
$8,347
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 80 31 $691
Levothyroxine Sodium Generic 55 26 $640
Amlodipine Besylate Generic 50 22 $402
Omeprazole Generic 39 14 $345
Losartan Potassium Generic 34 14 $466
Azithromycin Generic 33 32 $267
Allopurinol Generic 30 11 $421
Rosuvastatin Calcium Generic 30 17 $447
Metoprolol Succinate Generic 29 14 $534
Clopidogrel (Clopidogrel Bisulfate) Brand 28 0 $415

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas McMahon's medical specialty?
Dr. Nicholas McMahon practices Physician Assistant in Bridgehampton, NY.
Where does Dr. Nicholas McMahon practice?
Dr. Nicholas McMahon practices at 2510 Montauk Highway, Bridgehampton, NY 11963. Office phone: 6313863600.
What is Dr. Nicholas McMahon's NPI?
Dr. Nicholas McMahon's National Provider Identifier (NPI) is 1194489864, issued by NPPES.
Does Dr. Nicholas McMahon accept Medicare assignment?
Yes. Dr. Nicholas McMahon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas McMahon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.