PROVIDER PROFILE · NPI 1609946169

Shahryar AshouriM.D.

PRACTICEWILLIAM J. FISHER, M.D., FACS, INC.See all providers at this practice →

Hematology-OncologyWestlake Village, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,501

Unique beneficiaries

—

Total services

180,261

Distinct HCPCS

Medicare payment

$2.2M

Peer benchmark

Total Medicare services vs. 957 Hematology-Oncology providers in CA — top quintile (cohort median 4,173).

PRESCRIBING · PART D · 2024

Total Rx claims

712

Beneficiaries

—

Total drug cost

$1.6M

Distinct drugs

Brand share

27.1%

Top prescribed drugs

Anastrozole247 claims

Letrozole61 claims

Rivaroxaban61 claims

Apixaban42 claims

Bicalutamide36 claims

QUALITY · MIPS · 2024

Final MIPS score

87.5

Quality

79.4

Cost

73.7

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.53%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$54

Payment records

By payment type

Food and Beverage$38

Education$16

REFERRAL NETWORK

Where Shahryar Ashouri'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). 38 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LOS ROBLES REGIONAL MEDICAL CENTER	171	1,352
Unilab Corporation Clinical Laboratory · West Hills, CA	89	294
Jason Lee Diagnostic Radiology · Thousand Oaks, CA	46	229
Sanjiv Sheel Diagnostic Radiology · Edina, MN	44	195
Catherine Moses Diagnostic Radiology · Thousand Oaks, CA	42	189
David Aufrichtig Diagnostic Radiology · Thousand Oaks, CA	41	172
Barry Klein Diagnostic Radiology · Thousand Oaks, CA	38	166
Martin Palmer Hematology-Oncology · Sequim, WA	36	297
Monica Amantia Diagnostic Radiology · Studio City, CA	32	174
Kyle Himsl Urology · Thousand Oaks, CA	27	87
Melissa Cohen Medical Oncology · Simi Valley, CA	25	442
Pacific Diagnostic Laboratories Clinical Laboratory · Santa Barbara, CA	24	76

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