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PROVIDER PROFILE · NPI 1316023278

Gregory KalemkerianMD

PRACTICEUNIVERSITY OF MICHIGANSee all providers at this practice →
Medical OncologyAnn Arbor, MII
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 230046
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
235
Beneficiaries
—
Total drug cost
$1.2M
Distinct drugs
9
Brand share
44.7%
Top prescribed drugs
Osimertinib Mesylate68 claims
Ondansetron Hcl43 claims
Prednisone31 claims
Apixaban26 claims
Dexamethasone16 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
188
Unique beneficiaries
—
Total services
326
Distinct HCPCS
5
Medicare payment
$21K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 86 Medical Oncology providers in MI — below median (cohort median 430).
REFERRAL NETWORK

Where Gregory Kalemkerian'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). 9 inbound referrers · 16 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF MICHIGAN1952,986
Aamer Chughtai
Diagnostic Radiology · Ann Arbor, MI
63302
Collette Hodges
Nurse Practitioner · Ann Arbor, MI
29115
Dharshan Vummidi
Diagnostic Radiology · Ann Arbor, MI
27133
Jadranka Stojanovska
Diagnostic Radiology · New York, NY
27122
Mohamed Sayyouh
Diagnostic Radiology · Ann Arbor, MI
1875
REGENTS OF THE UNIVERSITY OF MICHIGAN1891
Lindsay Brackett
Physician Assistant · Ann Arbor, MI
1466
Amir Lagstein
Pathology · Ann Arbor, MI
1123
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF MICHIGAN1081,769
REGENTS OF THE UNIVERSITY OF MICHIGAN48281
Collette Hodges
Nurse Practitioner · Ann Arbor, MI
23106
REGENTS OF THE UNIVERSITY OF MICHIGAN22101
Lindsay Brackett
Physician Assistant · Ann Arbor, MI
1994
QUINT, LESLIE1863
Fred Morady
Clinical Cardiac Electrophysiology · Ann Arbor, MI
1530
Aamer Chughtai
Diagnostic Radiology · Ann Arbor, MI
1580
Mohamed Sayyouh
Diagnostic Radiology · Ann Arbor, MI
1336
James Hayman
Radiation Oncology · Ann Arbor, MI
13101
Ella Kazerooni
Diagnostic Radiology · Ann Arbor, MI
1220
Michael Lehmann
Internal Medicine · Northville, MI
1126
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.