DR. JOHN W JENDRZEJEWSKI MD
NPI 1225034911
Internal Medicine - Gastroenterology in Portland, OR

Q: What is John Jendrzejewski's NPI number?

The NPI number for John Jendrzejewski is 1225034911. It was assigned to this individual provider in the NPPES registry on June 27, 2005.

Q: What is John Jendrzejewski's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since June 27, 2005

9701 SW BARNES RD, STE 300, PORTLAND, OR 97225(503) 297-8081(503) 292-6601 Get Directions Write a Review

NPPES record last updated: January 15, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Dr. John W Jendrzejewski Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN W JENDRZEJEWSKI MD (NPI 1225034911) is an individual gastroenterology provider in Portland, Oregon, licensed in Oregon (MD09971) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1225034911

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. JOHN W JENDRZEJEWSKICredential: MD

Location Address9701 SW BARNES RD, STE 300Portland, OR 97225-6689

Mailing Address9701 Sw Barnes Rd, Ste 300Portland, OR 97225-6689 · (503) 297-8081 · Fax (503) 292-6601

Phone(503) 297-8081

Fax(503) 292-6601

Sole ProprietorNo

Enumeration DateJune 27, 2005

Last NPPES UpdateJanuary 15, 2008

✔ NPI 1225034911 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in OR · MD09971

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

9701 SW BARNES RD, Portland, OR 97225

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Other Identifiers 3

Medicaid042143OR

Medicare UPINC91150OR

Medicare ID-Type UnspecifiedOOWCHNTAOR

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER R CARTER MD

Internal Medicine (Gastroenterology)

9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225

Washington County (503) 297-8081

THE OREGON CLINIC PC

Clinic/Center (Endoscopy)

9701 SW BARNES RD, SUITE 310
PORTLAND, OR 97225

Washington County (503) 297-8081

DR. CRISTIAN R. VALLEJOS M.D.

Internal Medicine (Gastroenterology)

9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225

Washington County (503) 297-8081

SALLY J WENTROSS MD

Obstetrics & Gynecology

9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225

Washington County (503) 734-3700

DR. GEORGE KOVAL MD

Internal Medicine (Gastroenterology)

9701 SW BARNES RD, STE 300
PORTLAND, OR 97225

Washington County (503) 297-8081

JENNIFER SARA SEMMELROTH PA-C

Physician Assistant (Medical)

9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225

Washington County (503) 297-8081

ANNA MALORA HARTSHORN ACNP

Nurse Practitioner (Acute Care)

9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225

Washington County (503) 297-8081

DR. MARY ELIZABETH SKRYPZAK M.D.

Obstetrics & Gynecology (Gynecology)

9701 SW BARNES RD, SUITE 150
PORTLAND, OR 97225

Washington County (503) 734-3535

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Jendrzejewski's NPI number?

The NPI number for John Jendrzejewski is 1225034911. It was assigned to this individual provider in the NPPES registry on June 27, 2005.

Where is John Jendrzejewski located?

John Jendrzejewski practices at 9701 SW Barnes Rd Ste 300, Portland, OR 97225. The listed phone number is (503) 297-8081.

What is John Jendrzejewski's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for John Jendrzejewski was last updated on January 15, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.