What is Annie Yessaian's specialty?

Annie Yessaian (NPI 1457356578) is a Medicare-billing provider whose primary specialty is Gynecological Oncology in Tarzana, CA.

Where does Annie Yessaian practice?

Annie Yessaian practices in Tarzana, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1457356578.

How much does Medicare pay Annie Yessaian?

Annie Yessaian (NPI 1457356578) received approximately $45K in total Medicare Part B payments, serving 130 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1457356578

Annie YessaianM.D.

Gynecological OncologyTarzana, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

148

Unique beneficiaries

—

Total services

214

Distinct HCPCS

Medicare payment

$18K

Peer benchmark

Total Medicare services vs. 98 Gynecological Oncology providers in CA — below median (cohort median 454).

PRESCRIBING · PART D · 2024

Total Rx claims

242

Beneficiaries

—

Total drug cost

$133K

Distinct drugs

Brand share

22.3%

Top prescribed drugs

Estradiol25 claims

Nystatin22 claims

Gabapentin21 claims

Ondansetron Hcl19 claims

Duloxetine Hcl19 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$31

Payment records

By payment type

Food and Beverage$31

Top paying entities

Food and Beverage$31

REFERRAL NETWORK

Where Annie Yessaian'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). 1 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PASADENA HOSPITAL ASSOCIATION, LTD	12	74

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF SOUTHERN CALIFORNIA	91	1,153
UNIVERSITY OF SOUTHERN CALIFORNIA	40	250
COUNTY OF LOS ANGELES	25	74
Maria Sibug Saber Pathology · Los Angeles, CA	12	33
Unilab Corporation Clinical Laboratory · West Hills, CA	11	59

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