PROVIDER PROFILE · NPI 1548396492

Michael CallahanMD

Gynecological OncologyIndianapolis, INI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

110

Unique beneficiaries

—

Total services

163

Distinct HCPCS

Medicare payment

$13K

Peer benchmark

Total Medicare services vs. 19 Gynecological Oncology providers in IN — above median (cohort median 292).

PRESCRIBING · PART D · 2024

Total Rx claims

134

Beneficiaries

—

Total drug cost

$205K

Distinct drugs

Brand share

38.8%

Top prescribed drugs

Letrozole30 claims

Ondansetron27 claims

Anastrozole16 claims

Betamethasone/Propylene Glyc14 claims

Megestrol Acetate12 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$64

Payment records

By payment type

Food and Beverage$46

Education$18

REFERRAL NETWORK

Where Michael Callahan'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. VINCENT HOSPITAL & HEALTH CARE CENTER, INC.	205	1,313
INDIANA UNIVERSITY HEALTH BALL MEMORIAL HOSPITAL, INC.	53	313
Ameripath Indianapolis Pc Clinical Laboratory · Indianapolis, IN	25	58
MORTON, MICHAEL	22	69
Hubert Fornalik Gynecological Oncology · Indianapolis, IN	17	47
Terence Cudahy Pathology · Indianapolis, IN	16	38
ROTHBAUM, DONALD	16	47
Sadaf Hussain Hospitalist · Indianapolis, IN	14	37
ROONEY, SUZANNE	14	43
IOM HEALTH SYSTEM LP	13	35
INDIANA UNIVERSITY HEALTH INC	12	80
Stewart Worrell Diagnostic Radiology · Maywood, IL	11	27

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