What is Gregory Norris's specialty?

Gregory Norris (NPI 1821203274) is a Medicare-billing provider whose primary specialty is Neurology in Detroit, MI.

Where does Gregory Norris practice?

Gregory Norris practices in Detroit, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1821203274.

How much does Medicare pay Gregory Norris?

Gregory Norris (NPI 1821203274) received approximately $32K in total Medicare Part B payments, serving 110 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821203274

Gregory NorrisMD

NeurologyDetroit, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

119

Unique beneficiaries

—

Total services

226

Distinct HCPCS

Medicare payment

$31K

Peer benchmark

Total Medicare services vs. 545 Neurology providers in MI — below median (cohort median 356).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Gregory Norris'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). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST JOSEPH MERCY HOSPITAL-SMHC	58	105
Daniel Walz Diagnostic Radiology · Detroit, MI	55	395
Mohammad Ibrahim Neurology · El Paso, TX	49	122
Ronela Hanson Diagnostic Radiology · Detroit, MI	38	225
City Of Detroit Ambulance Service Provider · Detroit, MI	34	59
Joseph Koza Diagnostic Radiology · Detroit, MI	30	126
Gassan Shahin Diagnostic Radiology · Northville, MI	27	146
GLOWNIAK, JERRY	25	72
VHS HARPER-HUTZEL HOSPITAL INC	23	51
Maysaa Basha Neurology · Detroit, MI	22	36
Adnan Fateh Diagnostic Radiology · Canton, MI	20	60
KRELL, WILLANE	19	42

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