PROVIDER PROFILE · NPI 1053468934

Frank ZhanM.D.

PRACTICEUNILAB CORPORATIONSee all providers at this practice →

DermatologyMission Viejo, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

666

Unique beneficiaries

—

Total services

1,843

Distinct HCPCS

Medicare payment

$114K

Peer benchmark

Total Medicare services vs. 1,546 Dermatology providers in CA — below median (cohort median 2,504).

PRESCRIBING · PART D · 2024

Total Rx claims

2,982

Beneficiaries

—

Total drug cost

$202K

Distinct drugs

Brand share

4.5%

Top prescribed drugs

Ketoconazole666 claims

Mupirocin363 claims

Metronidazole288 claims

Triamcinolone Acetonide205 claims

Fluorouracil181 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$329

Payment records

By payment type

Food and Beverage$329

REFERRAL NETWORK

Where Frank Zhan'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 · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	45	102
ZDROJEWSKI, JOHN	17	20

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ZDROJEWSKI, JOHN	56	79
Unilab Corporation Clinical Laboratory · West Hills, CA	52	108

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