PROVIDER PROFILE · NPI 1932308244

Mark FisherMD, MPH

PRACTICEMGHSee all providers at this practice →

RheumatologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,473

Unique beneficiaries

—

Total services

26,953

Distinct HCPCS

Medicare payment

$597K

Peer benchmark

Total Medicare services vs. 204 Rheumatology providers in MA — top quintile (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

6,692

Beneficiaries

—

Total drug cost

$3.0M

Distinct drugs

Brand share

11.0%

Top prescribed drugs

Hydroxychloroquine Sulfate966 claims

Gabapentin913 claims

Prednisone670 claims

Duloxetine Hcl563 claims

Pregabalin369 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$48

Payment records

By payment type

Food and Beverage$48

REFERRAL NETWORK

Where Mark Fisher'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
THE GENERAL HOSPITAL CORPORATION	277	1,963
Ambrose Huang Diagnostic Radiology · Saint Louis, MO	20	75
John Stone Internal Medicine · Boston, MA	18	45
KATTAPURAM, SUSAN	12	47
HUGHES, ROBERT	11	73

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