Doctor profile · Federal record

Dr. Mary Gallagher, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · South Yarmouth, MA

  • NPI 1124556725
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
495 Station Ave
South Yarmouth, MA 026641218
(508) 957-7400
fax (508) 790-6656
Mailing address
25 Communication Way
Hyannis, MA 026018137

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
May 27, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2277002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124556725. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
28
Distinct HCPCS
2
Medicare allowed
$2,598
HCPCS Description Services Patients Avg allowed
99442 Telephone medical discussion with physician, 11-20 minutes 16 16 $80
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $110

In context: peer comparison

Among 1 peers in this city , average services per provider: 14. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$70
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
REVANCE THERAPEUTICS, INC. 1 $25.48
ABBVIE INC. 1 $23.90
Galderma Laboratories, L.P. 1 $20.67

By nature of payment

Food and Beverage
$70

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
0
Total drug cost
$907
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 16 0 $400
Labetalol Hcl Generic 12 0 $507

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Gallagher's medical specialty?
Dr. Mary Gallagher practices Family Nurse Practitioner in South Yarmouth, MA.
Where does Dr. Mary Gallagher practice?
Dr. Mary Gallagher practices at 495 Station Ave, South Yarmouth, MA 026641218. Office phone: 5089577400.
What is Dr. Mary Gallagher's NPI?
Dr. Mary Gallagher's National Provider Identifier (NPI) is 1124556725, issued by NPPES.
Does Dr. Mary Gallagher accept Medicare assignment?
Yes. Dr. Mary Gallagher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Gallagher commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.