John Denker, MD

Family Medicine · Geriatrics

21+ years in practiceNPI: 1942201546Licensed in OR

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Credentials & Recognition

Specialties

Family MedicineGeriatrics

NPI sub-specialties

Family Medicine, Adult Medicine207QA0505X

Family Medicine, Geriatric Medicine207QG0300X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Google Reviews

5.0 / 5.0

5 reviews

Years in Practice

21+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#23

Top Geriatricians in Oregon, 2026

Geriatrics · Oregon · 2026

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Frequently Asked Questions about Dr. John Denker, MD

Where does Dr. John Denker, MD practice?+
Dr. John Denker, MD practices in Oregon, OR. 5622 SE 41ST AVE PORTLAND, OR 972027516.
What is Dr. John Denker, MD's phone number?+
Dr. John Denker, MD's practice phone is 503-774-6929. Office contact information is verified on the PBCMMG profile.
What does Dr. John Denker, MD specialize in?+
Dr. John Denker, MD's primary specialty is Family Medicine, with additional focus on Geriatrics.
Is Dr. John Denker, MD board certified?+
Board certification status for Dr. John Denker, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. John Denker, MD been practicing?+
Dr. John Denker, MD has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. John Denker, MD's NPI number?+
Dr. John Denker, MD's National Provider Identifier (NPI) is 1942201546, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

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