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Physician Profile

Ingo O. Rencken, M.D.

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At a glance

About Dr. Rencken

Based in Sebastopol, CA, Ingo O. Rencken, M.D. is listed in the NPI registry under diagnostic radiology. According to Medicare claims data, Ingo cared for 2,530 Medicare patients across 3,620 services. The services billed most often include x-ray of chest, 1 view, ct scan head or brain without contrast, and x-ray of abdomen, 1 view. NPI 1265456776 identifies this record in the national registry.

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

Education & Training

School Other Graduated: 1984

Specialty

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 56477DelinquentExpired Apr 30, 2026Since 1996
NPINational Provider Identifier
1265456776Issued 2006

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
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 Ingo O. Rencken specialize in?

Ingo O. Rencken is a radiologist in Sebastopol, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.

NPI registry

Where is Ingo O. Rencken located?

Ingo O. Rencken is listed at 501 Petaluma Ave, Sebastopol, CA 95472. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Ingo O. Rencken's phone number?

The number on file is (707) 829-4360. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Ingo O. Rencken's NPI number?

Ingo O. Rencken's National Provider Identifier is 1265456776. 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

Where did Ingo O. Rencken train?

Ingo O. Rencken attended Other, graduating in 1984. This comes from the CMS National Downloadable File.

CMS public data

How long has Ingo O. Rencken been practicing?

Ingo O. Rencken has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.

CMS public data

What does Ingo O. Rencken do most often?

According to Medicare billing data, Ingo O. Rencken performs imaging including x-ray of chest, 1 view and ct scan head or brain without contrast; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound study of arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Ingo O. Rencken confirmed this information?

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

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