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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PATRICIA MARIE NGKAION TAN MD
NPI 1285816652
Internal Medicine in Tempe, AZ

Active since November 28, 2007
410 N SCOTTSDALE RD STE 1500, TEMPE, AZ 85288(602) 255-7076(844) 651-3845 Get Directions Write a Review

NPPES record last updated: November 5, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 5, 2026, Jan 16, 2026, Nov 10, 2025 and 2 more (5 updates tracked since 2016).

About Patricia Marie Ngkaion Tan Md NPPES

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

PATRICIA MARIE NGKAION TAN MD (NPI 1285816652) is an individual internal medicine provider in Tempe, Arizona, licensed in Arizona (41909) and active in the NPI registry since November 2007.

NPPES Registry Identity

NPI1285816652
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NamePATRICIA MARIE NGKAION TANCredential: MD
Location Address410 N SCOTTSDALE RD STE 1500Tempe, AZ 85288-7094
Mailing Address410 N Scottsdale Rd Ste 1500Tempe, AZ 85288-7094 · (602) 255-7076 · Fax (844) 651-3845
Phone(602) 255-7076
Fax(844) 651-3845
Sole ProprietorYes
Enumeration DateNovember 28, 2007
Last NPPES UpdateNovember 5, 20265 updates tracked since enumeration
NPPES CertifiedNovember 5, 2026
✔ NPI 1285816652 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in AZ · 41909✔ Licensed in MI · 4301111153✔ Licensed in WA · 60947868✔ Licensed in NM · 2022-0923
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPreventive Medicine · Obesity MedicineTaxonomy 2083B0002X · License 4301111153 (MI), 60947868 (WA), 41909 (AZ), 2022-0923 (NM)
410 N SCOTTSDALE RD STE 1500, Tempe, AZ 85288
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Other Providers at the Same Location NPPES

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

OPTUM BEHAVIORAL CARE OF COLORADO, P.C.
Social Worker (Clinical)
410 N SCOTTSDALE RD STE 1500
TEMPE, AZ 85288
Maricopa County (877) 622-0013

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 Patricia Marie Tan's NPI number?

The NPI number for Patricia Marie Tan is 1285816652. It was assigned to this individual provider in the NPPES registry on November 28, 2007.

Where is Patricia Marie Tan located?

Patricia Marie Tan practices at 410 N Scottsdale Rd Ste 1500, Tempe, AZ 85288. The listed phone number is (602) 255-7076.

What is Patricia Marie Tan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Patricia Marie Tan was last updated on November 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 days 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.