PROVIDER PROFILE · NPI 1821030305

An Pang ChiengM.D.

PRACTICEAN PANG CHIENG MD A PROFESSIONAL CORPORATIONSee all providers at this practice →

Internal MedicineLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

122

Unique beneficiaries

—

Total services

158

Distinct HCPCS

Medicare payment

$15K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — below median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

5,610

Beneficiaries

—

Total drug cost

$489K

Distinct drugs

119

Brand share

22.4%

Top prescribed drugs

Atorvastatin Calcium494 claims

Amlodipine Besylate329 claims

Losartan Potassium218 claims

Metformin Hcl162 claims

Levothyroxine Sodium157 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$312

Payment records

By payment type

Food and Beverage$312

REFERRAL NETWORK

Where An Pang Chieng'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
Primex Clinical Laboratories Inc. Clinical Laboratory · Van Nuys, CA	38	211
Unilab Corporation Clinical Laboratory · West Hills, CA	20	63
Sun Clinical Laboratories Clinical Laboratory · El Monte, CA	20	45
James Wang Family Practice · Los Angeles, CA	17	48

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