What is John Fahrbach's specialty?

John Fahrbach (NPI 1205045424) is a Medicare-billing provider whose primary specialty is Neurosurgery in Williamsville, NY.

Where does John Fahrbach practice?

John Fahrbach practices in Williamsville, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1205045424.

How much does Medicare pay John Fahrbach?

John Fahrbach (NPI 1205045424) received approximately $94K in total Medicare Part B payments, serving 86 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1205045424

John FahrbachM.D.

NeurosurgeryWilliamsville, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

110

Distinct HCPCS

Medicare payment

$13K

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

95.8

Quality

87.1

Cost

87.0

Improvement activities

40.0

Promoting interop.

95.0

Payment adjustment

0.87%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Home health agency

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where John Fahrbach'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). 3 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Krishnan Kartha Diagnostic Radiology · Eden Prairie, MN	19	37
Emily Sarzyniak Physician Assistant · Williamsville, NY	14	65
KALEIDA HEALTH	12	33

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
KENMORE MERCY HOSPITAL	31	135
Emily Sarzyniak Physician Assistant · Williamsville, NY	25	214
SISTERS OF CHARITY HOSPITAL OF BUFFALO NEW YORK	19	81
Joseph Serghany Diagnostic Radiology · Buffalo, NY	16	42
NPI 1366466195	13	70
Quest Diagnostics Of Pennsylvania, Inc. Clinical Laboratory · Pittsburgh, PA	13	37
Timothy Rasmusson General Surgery · Kenmore, NY	11	62

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