What is Diana Lam's specialty?

Diana Lam (NPI 1841516317) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Seattle, WA.

Where does Diana Lam practice?

Diana Lam practices in Seattle, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1841516317.

How much does Medicare pay Diana Lam?

Diana Lam (NPI 1841516317) received approximately $60K in total Medicare Part B payments, serving 832 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1841516317

Diana LamM.D.

Diagnostic RadiologySeattle, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,601

Unique beneficiaries

—

Total services

1,604

Distinct HCPCS

Medicare payment

$55K

Peer benchmark

Total Medicare services vs. 769 Diagnostic Radiology providers in WA — below median (cohort median 3,244).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

93.8

Quality

74.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.79%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Diana Lam'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FRED HUTCHINSON CANCER CENTER	280	434
UNIVERSITY OF WASHINGTON	150	289
HARBORVIEW MEDICAL CENTER	64	135
James Drechsler Physician Assistant · Seattle, WA	16	17
Mark Kilgore Pathology · Seattle, WA	14	18
Suzanne Dintzis Pathology · Seattle, WA	14	23
Vijayakrishna Gadi Medical Oncology · Seattle, WA	11	27

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