What is Jeffrey Halaas's specialty?

Jeffrey Halaas (NPI 1851346928) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Brewster, NY.

Where does Jeffrey Halaas practice?

Jeffrey Halaas practices in Brewster, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1851346928.

How much does Medicare pay Jeffrey Halaas?

Jeffrey Halaas (NPI 1851346928) received approximately $2.0M in total Medicare Part B payments, serving 674 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851346928

Jeffrey HalaasMD

Hematology-OncologyBrewster, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,496

Unique beneficiaries

—

Total services

82,849

Distinct HCPCS

Medicare payment

$877K

Peer benchmark

Total Medicare services vs. 628 Hematology-Oncology providers in NY — top quintile (cohort median 883).

PRESCRIBING · PART D · 2024

Total Rx claims

1,385

Beneficiaries

—

Total drug cost

$4.7M

Distinct drugs

Brand share

36.1%

Top prescribed drugs

Hydroxyurea160 claims

Anastrozole140 claims

Prednisone104 claims

Abiraterone Acetate94 claims

Apixaban81 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Jeffrey Halaas'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). 44 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jonathan Goldberg Hematology-Oncology · Brewster, NY	70	1,935
Daniel Brodoff Diagnostic Radiology · Mount Kisco, NY	63	226
BERGER, SCOTT	58	281
John Chen Diagnostic Radiology · Mount Kisco, NY	51	170
George Berk Cardiology · Yorktown Heights, NY	45	224
WALD, LEONARD	37	105
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	36	168
Lee Papell Diagnostic Radiology · Mount Kisco, NY	30	82
Ameripath New York Llc Clinical Laboratory · Shelton, CT	29	200
Glenn Boyar Cardiology · Carmel, NY	24	281
Kim Ruska Pathology · Mount Kisco, NY	23	58
SALTZMAN, MARTIN	22	209

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events