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PROVIDER PROFILE · NPI 1164440277

Walter GruberM.D.

Internal MedicineMidland, MII
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
5,759
Beneficiaries
—
Total drug cost
$505K
Distinct drugs
106
Brand share
19.8%
Top prescribed drugs
Atorvastatin Calcium395 claims
Losartan Potassium318 claims
Amlodipine Besylate247 claims
Levothyroxine Sodium242 claims
Lisinopril232 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
246
Unique beneficiaries
—
Total services
261
Distinct HCPCS
5
Medicare payment
$13K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,459 Internal Medicine providers in MI — below median (cohort median 549).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Walter Gruber'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). 24 inbound referrers · 43 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MYMICHIGAN MEDICAL CENTER MIDLAND52201
Christopher Nall
Diagnostic Radiology · Ann Arbor, MI
49168
Lindsay Zeeb
Diagnostic Radiology · Ann Arbor, MI
4086
Stephen Pavlock
Diagnostic Radiology · Midland, MI
39139
Robert Genovese
Cardiology · Midland, MI
34146
Vincent Dimerc
Diagnostic Radiology · Midland, MI
3167
MYMICHIGAN MEDICAL CENTER GLADWIN25117
Opesanmi Esan
Clinical Cardiac Electrophysiology · Midland, MI
24150
John Blamoun
Pulmonary Disease · Midland, MI
2198
Nps Associates, Llc
Ambulatory Surgical Center · Midland, MI
2038
QUEST DIAGNOSTICS INCORPORATED MI1963
REGENTS OF THE UNIVERSITY OF MICHIGAN1649
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MYMICHIGAN MEDICAL CENTER MIDLAND4944,003
Lindsay Zeeb
Diagnostic Radiology · Ann Arbor, MI
67186
Gregory Parish
Diagnostic Radiology · Eden Prairie, MN
63207
MYMICHIGAN MEDICAL CENTER MIDLAND60222
HERMAN, JEFFREY60183
Susan Sallach
Cardiology · Midland, MI
44154
Timothy Berka
Diagnostic Radiology · Midland, MI
36107
Robert Genovese
Cardiology · Midland, MI
34145
MYMICHIGAN MEDICAL CENTER GLADWIN33202
Vincent Dimerc
Diagnostic Radiology · Midland, MI
3083
Christopher Nall
Diagnostic Radiology · Ann Arbor, MI
3069
Nps Associates, Llc
Ambulatory Surgical Center · Midland, MI
2654
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.