What is Robert Fenstermaker's specialty?

Robert Fenstermaker (NPI 1376549683) is a Medicare-billing provider whose primary specialty is Neurosurgery in Buffalo, NY.

Where does Robert Fenstermaker practice?

Robert Fenstermaker practices in Buffalo, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1376549683.

How much does Medicare pay Robert Fenstermaker?

Robert Fenstermaker (NPI 1376549683) received approximately $28K in total Medicare Part B payments, serving 31 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1376549683

Robert FenstermakerMD

NeurosurgeryBuffalo, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$20K

Peer benchmark

Total Medicare services vs. 345 Neurosurgery providers in NY — bottom quintile (cohort median 283).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Robert Fenstermaker'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). 1 inbound referrers · 4 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ronald Alberico Diagnostic Radiology · Buffalo, NY	40	107

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ROSWELL PARK CANCER INSTITUTE	76	484
Ahmed Belal Diagnostic Radiology · Buffalo, NY	26	137
Dheerendra Prasad Radiation Oncology · Buffalo, NY	14	131
Ronald Alberico Diagnostic Radiology · Buffalo, NY	11	45

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events