What is James Tomas's specialty?

James Tomas (NPI 1902040819) is a Medicare-billing provider whose primary specialty is Nephrology in San Bernardino, CA.

Where does James Tomas practice?

James Tomas practices in San Bernardino, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1902040819.

How much does Medicare pay James Tomas?

James Tomas (NPI 1902040819) received approximately $141K in total Medicare Part B payments, serving 335 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1902040819

James TomasMD

PRACTICET WILLIAM HILL MD INCSee all providers at this practice →

NephrologySan Bernardino, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

568

Unique beneficiaries

—

Total services

1,375

Distinct HCPCS

Medicare payment

$133K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — above median (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

2,396

Beneficiaries

—

Total drug cost

$911K

Distinct drugs

Brand share

43.0%

Top prescribed drugs

Allopurinol322 claims

Calcifediol252 claims

Sodium Zirconium Cyclosilicate138 claims

Ferric Citrate135 claims

Losartan Potassium134 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$147

Payment records

By payment type

Food and Beverage$147

Top paying entities

Food and Beverage$147

REFERRAL NETWORK

Where James Tomas'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). 50 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AGARWAL, JAY	99	1,397
BLOCK, JOEL	67	698
COMMUNITY HOSPITAL OF SAN BERNARDINO	54	293
Hemet Valley Ambulance Service Inc Ambulance Service Provider · Hemet, CA	52	209
Aaron Jun Diagnostic Radiology · Rancho Cucamonga, CA	50	371
NPI 1255335535	48	265
Su-Yu Li Diagnostic Radiology · Rancho Cucamonga, CA	46	319
Alfonso Carrillo Diagnostic Radiology · Rancho Cucamonga, CA	41	230
Unilab Corporation Clinical Laboratory · West Hills, CA	39	200
Ha Le Diagnostic Radiology · Colton, CA	37	246
John Sohn Diagnostic Radiology · Colton, CA	36	281
Tung Huynh Diagnostic Radiology · Colton, CA	34	277

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