PROVIDER PROFILE · NPI 1619178027

David LiangM.D.

PRACTICEPUGET SOUND GASTROENTEROLOGY, PLLCSee all providers at this practice →

GastroenterologyEdmonds, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

665

Unique beneficiaries

—

Total services

700

Distinct HCPCS

Medicare payment

$78K

Peer benchmark

Total Medicare services vs. 359 Gastroenterology providers in WA — above median (cohort median 511).

PRESCRIBING · PART D · 2024

Total Rx claims

1,057

Beneficiaries

—

Total drug cost

$105K

Distinct drugs

Brand share

25.7%

Top prescribed drugs

Omeprazole287 claims

Pantoprazole Sodium213 claims

Sodium, Potassium,mag Sulfates98 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl54 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl46 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$24

Payment records

By payment type

Food and Beverage$24

Top paying entities

Food and Beverage$24

REFERRAL NETWORK

Where David Liang'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PRESBYTERIAN HEALTHCARE SERVICES	53	161
Quest Diagnostics Incorporated Clinical Laboratory · Las Vegas, NV	33	218
PRESBYTERIAN HEALTHCARE SERVICES	18	25
Jessica Ortiz-Colon Certified Registered Nurse Anesthetist (CRNA) · Leesburg, FL	17	47
SOUTHERN HILLS MEDICAL CENTER, LLC	12	33
Stanley Warren Anesthesiology · Las Vegas, NV	11	24

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