What is Calvin Grant's specialty?

Calvin Grant (NPI 1679551014) is a Medicare-billing provider whose primary specialty is Ophthalmology in Palos Heights, IL.

Where does Calvin Grant practice?

Calvin Grant practices in Palos Heights, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1679551014.

How much does Medicare pay Calvin Grant?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Calvin Grant (NPI 1679551014) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1679551014

Calvin Grant

OphthalmologyPalos Heights, ILI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

286

Beneficiaries

—

Total drug cost

$31K

Distinct drugs

Brand share

29.0%

Top prescribed drugs

Ketorolac Tromethamine49 claims

Dorzolamide Hcl38 claims

Bimatoprost37 claims

Latanoprost35 claims

Dorzolamide Hcl/Timolol Maleat32 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$25

Payment records

By payment type

Food and Beverage$25

Top paying entities

Food and Beverage$25

REFERRAL NETWORK

Where Calvin Grant'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Thomas John Ophthalmology · Tinley Park, IL	49	168
CENTRAL DUPAGE HOSPITAL ASSOCIATION	22	35
LOYOLA UNIVERSITY MEDICAL CENTER	18	54
Medstar Laboratory, Inc Clinical Laboratory · Hillside, IL	18	35
ADVOCATE HEALTH AND HOSPITALS CORPORATION	17	22
High Technology Inc Independent Diagnostic Testing Facility (IDTF) · Palos Heights, IL	15	21
Abdallah Altarshan Endocrinology · Evergreen Park, IL	13	24
Masood Qazi Cardiology · Oak Lawn, IL	12	29

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events