What is Gregory Perrone's specialty?

Gregory Perrone (NPI 1326149360) is a Medicare-billing provider whose primary specialty is Optometry in Sebastopol, CA.

Where does Gregory Perrone practice?

Gregory Perrone practices in Sebastopol, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1326149360.

How much does Medicare pay Gregory Perrone?

Gregory Perrone (NPI 1326149360) received approximately $153K in total Medicare Part B payments, serving 910 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1326149360

Gregory PerroneO.D.

PRACTICESEBASTOPOL ASC, L.P.See all providers at this practice →

OptometrySebastopol, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,911

Unique beneficiaries

—

Total services

2,354

Distinct HCPCS

Medicare payment

$151K

Peer benchmark

Total Medicare services vs. 2,493 Optometry providers in CA — top quintile (cohort median 147).

PRESCRIBING · PART D · 2024

Total Rx claims

223

Beneficiaries

—

Total drug cost

$20K

Distinct drugs

Brand share

39.0%

Top prescribed drugs

Latanoprost107 claims

Erythromycin Base49 claims

Cyclosporine15 claims

Cyclosporine14 claims

Timolol Maleate14 claims

QUALITY · MIPS · 2024

Final MIPS score

84.8

Quality

96.3

Cost

54.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.41%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$58

Payment records

By payment type

Food and Beverage$58

Top paying entities

Food and Beverage$58

REFERRAL NETWORK

Where Gregory Perrone'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). 2 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC	22	31
MARIN GENERAL HOSPITAL	11	23

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · Sacramento, CA	32	58
Eric Kahle Ophthalmology · Sebastopol, CA	31	57
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC	18	24
MARIN GENERAL HOSPITAL	18	27
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	17	20

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