Is this your practice, Mark R Northfield, m.d.? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Organization Profile

Mark R Northfield, m.d.

Is this you? Edit this profile

At a glance

About Mark R Northfield, m.d.

Mark R Northfield, m.d. is a healthcare organization in Petaluma, CA, registered under specialist. This provider record is associated with NPI 1609051572.

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

Practice Size

TypeGroup practice
Providers registered at this building2

Counted from individual NPI records registered at the same street address; a shared building can inflate this.

Providers in This Building & Nearby

From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.

Specialty

Specialist (Primary)

Credentials & Licensing

CA licenceAs reported to the NPI registry
No. G77114As reported
NPINational Provider Identifier
1609051572Issued 2008

As reported to the NPI registry ↗

Common questions

What is Mark R Northfield, m.d.'s specialty?

Mark R Northfield, m.d. is a specialist in Petaluma, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Mark R Northfield, m.d.?

Mark R Northfield, m.d. is listed at 1496 Professional Dr Suite 601, Petaluma, CA 94954. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Mark R Northfield, m.d.?

The number on file is (707) 778-1131. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mark R Northfield, m.d.'s NPI number?

Mark R Northfield, m.d.'s National Provider Identifier is 1609051572. 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

Has Mark R Northfield, m.d. confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Mark R Northfield, m.d.. If this is you, claiming it is free.

Guide.md

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

A GigHz company · Founder: Pouyan Golshani, MD