What is Issac Grinberg's specialty?

Issac Grinberg (NPI 1790768257) is a Medicare-billing provider whose primary specialty is Cardiology in Southfield, MI.

Where does Issac Grinberg practice?

Issac Grinberg practices in Southfield, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1790768257.

How much does Medicare pay Issac Grinberg?

Issac Grinberg (NPI 1790768257) received approximately $136K in total Medicare Part B payments, serving 2,015 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1790768257

Issac GrinbergMD

CardiologySouthfield, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,599

Unique beneficiaries

—

Total services

3,840

Distinct HCPCS

Medicare payment

$131K

Peer benchmark

Total Medicare services vs. 628 Cardiology providers in MI — top quintile (cohort median 1,777).

PRESCRIBING · PART D · 2024

Total Rx claims

4,004

Beneficiaries

—

Total drug cost

$669K

Distinct drugs

Brand share

23.1%

Top prescribed drugs

Metoprolol Succinate590 claims

Atorvastatin Calcium537 claims

Olmesartan Medoxomil330 claims

Apixaban292 claims

Amlodipine Besylate274 claims

QUALITY · MIPS · 2024

Final MIPS score

75.3

Quality

88.1

Cost

77.7

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.01%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where Issac Grinberg'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). 81 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ASCENSION PROVIDENCE HOSPITAL	1,198	4,947
ASCENSION ST JOHN HOSPITAL	248	783
Souheil Saba Cardiology · Southfield, MI	99	371
INFINITY PRIMARY CARE LLC	99	236
Sachit Malde Diagnostic Radiology · Southfield, MI	99	144
David Osher Diagnostic Radiology · Garden City, MI	88	135
James Selis Diagnostic Radiology · Garden City, MI	83	154
Andis Ozolins Cardiology · Southfield, MI	80	162
Denis Lincoln Diagnostic Radiology · Garden City, MI	78	140
ARNKOFF, BRETT	70	108
Brian Puzsar Diagnostic Radiology · Garden City, MI	63	100
Alula Kenfe Diagnostic Radiology · Ann Arbor, MI	59	99

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