What is Mark Fisher's specialty?

Mark Fisher (NPI 1932308244) is a Medicare-billing provider whose primary specialty is Rheumatology in Boston, MA.

Where does Mark Fisher practice?

Mark Fisher practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1932308244.

How much does Medicare pay Mark Fisher?

Mark Fisher (NPI 1932308244) received approximately $1.1M in total Medicare Part B payments, serving 1,451 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Top paying entities

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