What is Thomas Gribbin's specialty?

Thomas Gribbin (NPI 1639179286) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Grand Rapids, MI.

Where does Thomas Gribbin practice?

Thomas Gribbin practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1639179286.

How much does Medicare pay Thomas Gribbin?

Thomas Gribbin (NPI 1639179286) received approximately $1.2M in total Medicare Part B payments, serving 274 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639179286

Thomas GribbinM.D.

PRACTICECANCER & HEMATOLOGY CENTERS OF WESTERN MI, P.C.See all providers at this practice →

Hematology-OncologyGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

815

Unique beneficiaries

—

Total services

2,574

Distinct HCPCS

Medicare payment

$79K

Peer benchmark

Total Medicare services vs. 228 Hematology-Oncology providers in MI — top quintile (cohort median 844).

PRESCRIBING · PART D · 2024

Total Rx claims

1,592

Beneficiaries

—

Total drug cost

$2.8M

Distinct drugs

Brand share

23.9%

Top prescribed drugs

Anastrozole336 claims

Tamoxifen Citrate295 claims

Acyclovir188 claims

Acalabrutinib Maleate85 claims

Exemestane61 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

9.7

Cost

71.4

Improvement activities

40.0

Promoting interop.

96.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$285

Payment records

By payment type

Food and Beverage$285

Top paying entities

Food and Beverage$285

REFERRAL NETWORK

Where Thomas Gribbin'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVANTAGE HEALTH/SAINT MARY'S MEDICAL GROUP	70	373
Kenneth Krajewski Hematology-Oncology · Grand Rapids, MI	67	532
Latha Sree Polavaram Hematology-Oncology · Grand Rapids, MI	57	457
Eric Santos Hematology-Oncology · Grand Rapids, MI	44	329
SPECTRUM HEALTH PRIMARY CARE PARTNERS	42	143
Jennifer Rollenhagen Diagnostic Radiology · Grand Rapids, MI	42	145
Yuanbin Chen Hematology-Oncology · Orlando, FL	32	258
STRAUSS, MARK	28	88
WILLIAMS, CHAD	26	93
Zdravko Skrtic Diagnostic Radiology · Grand Rapids, MI	26	107
Baljit Deol Interventional Radiology · Las Vegas, NV	23	115
EBROM, JOHN	21	81

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