What is Edwin Lai's specialty?

Edwin Lai (NPI 1891824777) is a Medicare-billing provider whose primary specialty is Gastroenterology in Bellevue, WA.

Where does Edwin Lai practice?

Edwin Lai practices in Bellevue, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1891824777.

How much does Medicare pay Edwin Lai?

Edwin Lai (NPI 1891824777) received approximately $77K in total Medicare Part B payments, serving 270 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1891824777

Edwin LaiM.D.

PRACTICENORTHWEST GASTROENTEROLOGY ASSOCIATES, INC., P.S,.See all providers at this practice →

GastroenterologyBellevue, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

328

Unique beneficiaries

—

Total services

336

Distinct HCPCS

Medicare payment

$39K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

517

Beneficiaries

—

Total drug cost

$49K

Distinct drugs

Brand share

38.9%

Top prescribed drugs

Omeprazole173 claims

Pantoprazole Sodium59 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl53 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl43 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl34 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Edwin Lai'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STURDEVANT, ALLEN	25	51
SPERLING, STEVEN	21	50
MATTHIES, RICH	20	41
Diane Engelbrecht Diagnostic Radiology · Lynnwood, WA	17	63
Philip Lowe Diagnostic Radiology · Lynnwood, WA	16	30
Daniel Smoots Diagnostic Radiology · Lynnwood, WA	14	27
KING COUNTY PUBLIC HOSPITAL DISTRICT NO. 2	12	34
Frantz Pierre-Jerome Diagnostic Radiology · Chicago, IL	11	41
Shawn Lee Internal Medicine · Bellevue, WA	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