What is Gregory Holzhei's specialty?

Gregory Holzhei (NPI 1073585444) is a Medicare-billing provider whose primary specialty is Family Practice in Saint Johns, MI.

Where does Gregory Holzhei practice?

Gregory Holzhei practices in Saint Johns, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1073585444.

How much does Medicare pay Gregory Holzhei?

Gregory Holzhei (NPI 1073585444) received approximately $3K in total Medicare Part B payments, serving 32 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1073585444

Gregory HolzheiD.O.

Family PracticeSaint Johns, MII

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

7,566

Beneficiaries

—

Total drug cost

$687K

Distinct drugs

130

Brand share

22.7%

Top prescribed drugs

Lisinopril499 claims

Levothyroxine Sodium432 claims

Amlodipine Besylate395 claims

Atorvastatin Calcium305 claims

Simvastatin296 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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

Home health agency

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Gregory Holzhei'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 · 20 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPARROW CLINTON HOSPITAL	206	1,051
SPARROW CLINTON HOSPITAL	130	951
EDWARD W SPARROW HOSPITAL ASSOCIATION	45	169
Kay Mclaughlin Internal Medicine · Saint Johns, MI	16	71
Kenneth Thorp Diagnostic Radiology · Lansing, MI	15	52
Ronald Voice Cardiology · Hancock, MI	14	114
Rajani Gundluru Endocrinology · Suwanee, GA	13	50
Edward Craven Emergency Medicine · Saint Johns, MI	12	38
Robert Hills Diagnostic Radiology · Lansing, MI	12	27

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF MICHIGAN	211	1,095
SPARROW CLINTON HOSPITAL	208	1,081
SPARROW CLINTON HOSPITAL	178	1,370
EDWARD W SPARROW HOSPITAL ASSOCIATION	56	249
Kay Mclaughlin Internal Medicine · Saint Johns, MI	24	108
Paul Minnick Family Practice · Shelby, MI	24	66
Robert Hills Diagnostic Radiology · Lansing, MI	19	51
Anthony Armada Diagnostic Radiology · Lansing, MI	16	47
Ellen Meadows Diagnostic Radiology · Lansing, MI	14	40
Kenneth Thorp Diagnostic Radiology · Lansing, MI	13	55
Stephen Chapman Diagnostic Radiology · Lansing, MI	13	29
Simone Arrington Interventional Radiology · Lansing, MI	13	34

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