PROVIDER PROFILE · NPI 1831299676

Mark HemmilaMD

PRACTICEUNIVERSITY OF MICHIGANSee all providers at this practice →

General SurgeryAnn Arbor, MII

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

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 · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Mark Hemmila'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
REGENTS OF THE UNIVERSITY OF MICHIGAN	123	512
WANG, STEWART	32	183
Jennifer Waljee Plastic and Reconstructive Surgery · Ann Arbor, MI	19	91
Mahmoud Al-Hawary Diagnostic Radiology · Houston, TX	18	84
SONDA, L	18	90
Kathleen To Critical Care (Intensivists) · Baltimore, MD	17	96
Peter Liu Diagnostic Radiology · Cleveland, OH	17	51
Aine Kelly Diagnostic Radiology · Ann Arbor, MI	16	65
Mohamed Sayyouh Diagnostic Radiology · Ann Arbor, MI	13	38
Aamer Chughtai Diagnostic Radiology · Ann Arbor, MI	12	31
Amy Hibbard Nurse Practitioner · Ann Arbor, MI	12	30
Dharshan Vummidi Diagnostic Radiology · Ann Arbor, MI	11	36

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