DR. DIRK JACOB VAN LEEUWEN M.D., PH.D., FAASLD
NPI 1205941309
Internal Medicine - Gastroenterology in Portland, OR

Q: What is Dirk Van Leeuwen's NPI number?

The NPI number for Dirk Van Leeuwen is 1205941309. It was assigned to this individual provider in the NPPES registry on August 20, 2006.

Q: What is Dirk Van Leeuwen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Dirk Van Leeuwen was last updated on February 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 20, 2006PECOS Enrolled

10000 SE MAIN ST STE 112, PORTLAND, OR 97216(503) 255-3054(503) 255-7651 Get Directions Write a Review

NPPES record last updated: February 22, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 22, 2023, Sep 14, 2021, Jan 14, 2021 and 3 more (6 updates tracked since 2020).

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About Dr. Dirk Jacob Van Leeuwen M.d., Ph.d., Faasld NPPES

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

DR. DIRK JACOB VAN LEEUWEN M.D., PH.D., FAASLD (NPI 1205941309) is an individual gastroenterology provider in Portland, Oregon, licensed in Oregon (CP206793) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Owensboro.

NPPES Registry Identity

NPI1205941309

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. DIRK JACOB VAN LEEUWENCredential: M.D., PH.D., FAASLD

Location Address10000 SE MAIN ST STE 112Portland, OR 97216-2441

Mailing Address10000 Se Main St Ste 112Portland, OR 97216-2441 · (503) 255-3054

Phone(503) 255-3054

Fax(503) 255-7651

Sole ProprietorNo

Enumeration DateAugust 20, 2006

Last NPPES UpdateFebruary 22, 20236 updates tracked since enumeration

NPPES CertifiedFebruary 22, 2023

✔ NPI 1205941309 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in OR · CP206793✔ Licensed in KY · EMERGENT

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.

10000 SE MAIN ST STE 112, Portland, OR 97216

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Secondary Practice Location 1

Location 11301 Pleasant Valley Rd Ste 401Owensboro, KY 42303-9774 · Phone (270) 417-7800 · Fax (270) 417-7809

Other Identifiers 1

Medicaid100220249WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Dirk Jacob Van Leeuwen M.d., Ph.d., Faasld is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97216 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$134.16 typical visit price

range $58.99 – $176.88

Typical copayment $33.54 (range $14.74 – $44.22)

Most-billed visit code 99204

Established Patient

$103.51 typical visit price

range $19.32 – $144.79

Typical copayment $25.87 (range $4.83 – $36.19)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

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

VICTOR M FISHMAN MD