What is James Lilja's specialty?

James Lilja (NPI 1225081441) is a Medicare-billing provider whose primary specialty is Obstetrics & Gynecology in Campbell, CA.

Where does James Lilja practice?

James Lilja practices in Campbell, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1225081441.

How much does Medicare pay James Lilja?

James Lilja (NPI 1225081441) received approximately $136K in total Medicare Part B payments, serving 225 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1225081441

James LiljaM.D.

Obstetrics & GynecologyCampbell, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

528

Unique beneficiaries

—

Total services

751

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 1,761 Obstetrics & Gynecology providers in CA — top quintile (cohort median 118).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$434

Distinct drugs

Brand share

35.9%

Top prescribed drugs

Diclofenac Sodium29 claims

Hydrocodone/Acetaminophen28 claims

Naproxen21 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$7K

Payment records

By payment type

Consulting Fee$3K

Education$2K

Travel and Lodging$1K

Food and Beverage$1K

Top paying entities

Consulting Fee$3K

Education$2K

Travel and Lodging$1K

Food and Beverage$1K

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where James Lilja'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 · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
GOOD SAMARITAN HOSPITAL, L.P.	39	193
Kenneth Hadler Pathology · Palo Alto, CA	22	44
Judong Pan Diagnostic Radiology · San Francisco, CA	13	32
Rajeev Tandon Interventional Radiology · San Jose, CA	11	37

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
GOOD SAMARITAN HOSPITAL, L.P.	41	287
Unilab Corporation Clinical Laboratory · San Jose, CA	27	152
Jeff Lin Gynecological Oncology · New York, NY	20	98
Elwyn Cabebe Medical Oncology · San Jose, CA	16	156
WRIGHT, ALLAN	16	69
Matthew Tran Diagnostic Radiology · San Jose, CA	14	48
Judong Pan Diagnostic Radiology · San Francisco, CA	14	69
Kenneth Ong Diagnostic Radiology · San Jose, CA	13	54
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	13	33
WASHINGTON TOWNSHIP HOSPITAL DISTRICT	12	48
FORD, KEITH	11	52

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