What is Gregory Katz's specialty?

Gregory Katz (NPI 1952364994) is a Medicare-billing provider whose primary specialty is Ophthalmology in Ypsilanti, MI.

Where does Gregory Katz practice?

Gregory Katz practices in Ypsilanti, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1952364994.

How much does Medicare pay Gregory Katz?

Gregory Katz (NPI 1952364994) received approximately $218K in total Medicare Part B payments, serving 679 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952364994

Gregory KatzM.D.

PRACTICEHURON OPHTHALMOLOGY PCSee all providers at this practice →

OphthalmologyYpsilanti, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,867

Unique beneficiaries

—

Total services

3,541

Distinct HCPCS

Medicare payment

$191K

Peer benchmark

Total Medicare services vs. 608 Ophthalmology providers in MI — top quintile (cohort median 1,582).

PRESCRIBING · PART D · 2024

Total Rx claims

2,750

Beneficiaries

—

Total drug cost

$416K

Distinct drugs

Brand share

28.2%

Top prescribed drugs

Latanoprost878 claims

Timolol Maleate256 claims

Brimonidine Tartrate187 claims

Dorzolamide Hcl151 claims

Travoprost148 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

85.5

Cost

31.3

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$49K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$19K

Compensation for serving as faculty or as a speaker for a medical education program$18K

Consulting Fee$7K

Food and Beverage$3K

Travel and Lodging$3K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$19K

Compensation for serving as faculty or as a speaker for a medical education program$18K

Consulting Fee$7K

Food and Beverage$3K

Travel and Lodging$3K

REFERRAL NETWORK

Where Gregory Katz'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). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF MICHIGAN	149	442
IHA HEALTH SERVICES CORPORATION	77	184
IHA HEALTH SERVICES CORPORATION	56	131
IHA HEALTH SERVICES CORPORATION	47	125
REGENTS OF THE UNIVERSITY OF MICHIGAN	38	88
IHA HEALTH SERVICES CORPORATION	34	69
SLACK, STEVEN	31	103
SAINT JOSEPH MERCY LIVINGSTON HOSPITAL	29	71
SOLOMON, MICHAEL	23	54
Jihn Han Clinical Cardiac Electrophysiology · Ypsilanti, MI	23	54
IHA HEALTH SERVICES CORPORATION	21	45
Ashvani Dass Ophthalmology · Holt, MI	20	37

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