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Physician Profile

Eric M. Fields, DO

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At a glance

About Dr. Fields

Based in Ventura, CA, Eric M. Fields, DO is listed in the NPI registry under emergency medicine. Eric is also listed as specializing in emergency medical services. According to Medicare claims data, Eric cared for 912 Medicare patients across 960 services. The services billed most often include emergency department visit with high level of medical decision making, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, and emergency department visit with moderate level of medical decision making. NPI 1972557502 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Emergency Medicine (Primary)

Credentials & Licensing

CA licenceAs reported to the NPI registry
No. 20A10519As reported
WA licenceAs reported to the NPI registry
No. OP00001813As reported
NPINational Provider Identifier
1972557502Issued 2006

As reported to the NPI registry ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Fields specialize in?

Dr. Fields is an emergency physician in Ventura, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where is Dr. Fields located?

Dr. Fields is listed at 147 N Brent St, Ventura, CA 93003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Fields's phone number?

The number on file is (805) 948-8100. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Fields's NPI number?

Dr. Fields's National Provider Identifier is 1972557502. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How long has Dr. Fields been practicing?

Dr. Fields has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

What does Dr. Fields do most often?

According to Medicare billing data, Dr. Fields provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and electrocardiogram 1 to 3 leads with review by physician only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Fields confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fields. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.