Is this your practice, Mark R Northfield, m.d.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileMark 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.
Counted from individual NPI records registered at the same street address; a shared building can inflate this.
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
1496 PROFESSIONAL DR SUITE 601
Petaluma, CA 94954
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
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
The number on file is (707) 778-1131. Contact the office directly to confirm availability and scheduling.
NPI registry
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
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.
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