MARIA GIA GREGORIO M.D.
NPI 1265475198
Internal Medicine - Medical Oncology in Portland, OR

Q: What is Maria Gregorio's NPI number?

The NPI number for Maria Gregorio is 1265475198. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Q: What is Maria Gregorio's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Q: When was this NPI record last updated?

The NPPES record for Maria Gregorio was last updated on July 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 June 14, 2006

10859 NW SUPREME CT, PORTLAND, OR 97229(503) 641-6429 Get Directions Write a Review

NPPES record last updated: July 27, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Maria Gia Gregorio M.d. NPPES

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

MARIA GIA GREGORIO M.D. (NPI 1265475198) is an individual medical oncology provider in Portland, Oregon, licensed in Oregon (28253) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1265475198

Entity TypeIndividualFemale

Primary Taxonomy207RX0202X

Provider Legal NameMARIA GIA GREGORIOCredential: M.D.

Location Address10859 NW SUPREME CTPortland, OR 97229-8816

Mailing Address10859 Nw Supreme CtPortland, OR 97229-8816 · (503) 641-6429

Phone(503) 641-6429

Sole ProprietorNo

Enumeration DateJune 14, 2006

Last NPPES UpdateJuly 27, 2010

✔ NPI 1265475198 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RX0202X

License✔ Licensed in OR · 28253

Definition

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 26528 (AL)

10859 NW SUPREME CT, Portland, OR 97229

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Other Identifiers 3

Medicare ID-Type Unspecified051555699GREAL

Medicaid051555699AL

Medicare UPING02076

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 Maria Gregorio's NPI number?

The NPI number for Maria Gregorio is 1265475198. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is Maria Gregorio located?

Maria Gregorio practices at 10859 NW Supreme Ct, Portland, OR 97229. The listed phone number is (503) 641-6429.

What is Maria Gregorio's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Maria Gregorio was last updated on July 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.