What is Eric Fields's specialty?

Eric Fields (NPI 1972557502) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Ventura, CA.

Where does Eric Fields practice?

Eric Fields practices in Ventura, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1972557502.

How much does Medicare pay Eric Fields?

Eric Fields (NPI 1972557502) received approximately $84K in total Medicare Part B payments, serving 599 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1972557502

Eric FieldsDO

PRACTICEGEORGE CHEN DO PCSee all providers at this practice →

Emergency MedicineVentura, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

912

Unique beneficiaries

—

Total services

960

Distinct HCPCS

Medicare payment

$82K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — top quintile (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

226

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

5.8%

Top prescribed drugs

Ondansetron Hcl95 claims

Cephalexin48 claims

Oxycodone Hcl28 claims

Prednisone26 claims

Ketorolac Tromethamine16 claims

QUALITY · MIPS · 2024

Final MIPS score

89.7

Quality

78.6

Cost

79.8

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.62%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$21

Payment records

By payment type

Food and Beverage$21

Top paying entities

Food and Beverage$21

REFERRAL NETWORK

Where Eric Fields'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
COMMUNITY MEMORIAL HEALTH SYSTEM	407	1,061
American Medical Response Ambulance Service Inc Ambulance Service Provider · Moorpark, CA	117	203
Unilab Corporation Clinical Laboratory · West Hills, CA	56	142
Christopher Herzig Diagnostic Radiology · Santa Barbara, CA	53	99
Kyu Choi Diagnostic Radiology · Ventura, CA	51	99
Nicholas Hanson Diagnostic Radiology · Salem, OR	42	89
Jennifer Kosek Diagnostic Radiology · Santa Barbara, CA	28	54
Sharif Tarazi Internal Medicine · Ventura, CA	27	64
Alexander Jehlar Internal Medicine · Ventura, CA	26	58
Sean Kim Hospitalist · Philadelphia, PA	26	35
Ali Esmaili Internal Medicine · Ventura, CA	26	51
Craig Mansour Cardiology · Ventura, CA	25	100

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