What is Charles Chiang's specialty?

Charles Chiang (NPI 1780889519) is a Medicare-billing provider whose primary specialty is Dermatology in Fremont, CA.

Where does Charles Chiang practice?

Charles Chiang practices in Fremont, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1780889519.

How much does Medicare pay Charles Chiang?

Charles Chiang (NPI 1780889519) received approximately $116K in total Medicare Part B payments, serving 200 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1780889519

Charles ChiangM.D

DermatologyFremont, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

576

Unique beneficiaries

—

Total services

1,593

Distinct HCPCS

Medicare payment

$105K

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

402

Beneficiaries

—

Total drug cost

$95K

Distinct drugs

Brand share

9.2%

Top prescribed drugs

Mometasone Furoate77 claims

Hydrocortisone48 claims

Clobetasol Propionate45 claims

Mupirocin39 claims

Triamcinolone Acetonide33 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

131

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Charles Chiang'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	16	35
Dun Ha Otolaryngology · Covina, CA	14	36
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	13	20
Jerry Cimmarusti Internal Medicine · Covina, CA	11	28

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