PROVIDER PROFILE · NPI 1821258062

John McmahonDO

Sports MedicinePortsmouth, NHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,725

Unique beneficiaries

—

Total services

46,268

Distinct HCPCS

Medicare payment

$177K

Peer benchmark

Total Medicare services vs. 9 Sports Medicine providers in NH — top quintile (cohort median 2,304).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$72

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Prednisone20 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Mcmahon's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
YORK HOSPITAL	113	581
Akhilesh Sastry Orthopedic Surgery · Portsmouth, NH	30	44
Archie Mcgowan Diagnostic Radiology · Portland, ME	15	28
Cameron Eilts Podiatry · Portsmouth, NH	14	27
RHODES, DOUGLAS	11	24

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history