What is Ash Pirouz's specialty?

Ash Pirouz (NPI 1942489356) is a Medicare-billing provider whose primary specialty is Ophthalmology in Fullerton, CA.

Where does Ash Pirouz practice?

Ash Pirouz practices in Fullerton, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1942489356.

How much does Medicare pay Ash Pirouz?

Ash Pirouz (NPI 1942489356) received approximately $3.7M in total Medicare Part B payments, serving 912 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942489356

Ash PirouzMD

OphthalmologyFullerton, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,278

Unique beneficiaries

—

Total services

84,309

Distinct HCPCS

Medicare payment

$3.6M

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

675

Beneficiaries

—

Total drug cost

$34K

Distinct drugs

Brand share

37.3%

Top prescribed drugs

Prednisolone Acetate126 claims

Dorzolamide Hcl/Timolol Maleat114 claims

Latanoprost92 claims

Brimonidine Tartrate75 claims

Neomycin/Polymyxin B/Dexametha72 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where Ash Pirouz'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	83	237
ST JUDE HOSPITAL INC	66	174
Victor Lee Pathology · Oceanside, CA	59	139
TORRANCE MEMORIAL MEDICAL CENTER	35	60
William Mosier Ophthalmology · Fullerton, CA	21	40
Scott Grant Ophthalmology · Fullerton, CA	19	25
Larry Freeman Ophthalmology · Los Alamitos, CA	19	32
STAMBUK, EDGAR	16	21
Sean Adrean Ophthalmology · Fullerton, CA	14	55
Audrey Mok Ophthalmology · Long Beach, CA	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