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JOHN GUY MASTRONARDE MD
NPI 1093828634
Internal Medicine - Pulmonary Disease in Portland, OR

Active since August 17, 2006
1111 NE 99TH AVE, PORTLAND, OR 97220(503) 963-3030(503) 963-3140 Get Directions Write a Review

NPPES record last updated: September 21, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About John Guy Mastronarde Md NPPES

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

JOHN GUY MASTRONARDE MD (NPI 1093828634) is an individual pulmonary disease provider in Portland, Oregon, licensed in Oregon (MD173777) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1093828634
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameJOHN GUY MASTRONARDECredential: MD
Location Address1111 NE 99TH AVEPortland, OR 97220-9428
Mailing Address847 Ne 19th Ave, Suite 300Portland, OR 97232-2684 · (503) 963-2801 · Fax (503) 963-2825
Phone(503) 963-3030
Fax(503) 963-3140
Sole ProprietorNo
Enumeration DateAugust 17, 2006
Last NPPES UpdateSeptember 21, 2015
✔ NPI 1093828634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
Licenses✔ Licensed in OR · MD173777✔ Licensed in OH · 35059362
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 35059362 (OH)
1111 NE 99TH AVE, Portland, OR 97220
Open in Google Maps ↗

Other Identifiers 6

Medicare UPINF33561
Medicaid0786690OH
Medicare PIN183208OR
Medicare PINMA4124311OH
Medicaid129950OR
Medicaid2046986WA

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.

LOUIS SAMUELS LIBBY MD
Internal Medicine (Pulmonary Disease)
1111 NE 99TH AVE, SUITE 200
PORTLAND, OR 97220
Multnomah County (503) 963-3030
DOUGLAS CRAIG WALTA MD
Internal Medicine (Gastroenterology)
1111 NE 99TH AVE, SUITE 301
PORTLAND, OR 97220
Multnomah County (503) 963-2707
ALYSSA MARIE O'BRIEN RD
Dietitian, Registered
1111 NE 99TH AVE
PORTLAND, OR 97220
Multnomah County (503) 963-2707
JERZY O GIEDWOYN MD
Internal Medicine (Cardiovascular Disease)
1111 NE 99TH AVE, SUITE 201
PORTLAND, OR 97220
Multnomah County (503) 962-1000
DR. AMY LI RONG ZHU MD
Internal Medicine (Gastroenterology)
1111 NE 99TH AVE
PORTLAND, OR 97220
Multnomah County (503) 963-2707
MISS JACKIE MARCELLA WOLF PT
Physical Therapist
1111 NE 99TH AVE
PORTLAND, OR 97220
Multnomah County (503) 216-5410
STEPHEN JOHN YERMAL
Nurse Anesthetist, Certified Registered
1111 NE 99TH AVE, SUITE 302
PORTLAND, OR 97220
Multnomah County (503) 963-2763
THE OREGON CLINIC PC
Clinic/Center (Endoscopy)
1111 NE 99TH AVE
PORTLAND, OR 97220
Multnomah County (503) 963-2801

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 Mastronarde's NPI number?

The NPI number for John Mastronarde is 1093828634. It was assigned to this individual provider in the NPPES registry on August 17, 2006.

Where is John Mastronarde located?

John Mastronarde practices at 1111 NE 99th Ave, Portland, OR 97220. The listed phone number is (503) 963-3030.

What is John Mastronarde's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

When was this NPI record last updated?

The NPPES record for John Mastronarde was last updated on September 21, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.