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MR. ALFONSO A TAN MD
NPI 1295826519
Internal Medicine in Mesa, AZ

Active since September 28, 2006
6242 E ARBOR AVE # 111-113, MESA, AZ 85206(480) 536-6863(480) 718-1301 Get Directions Write a Review

NPPES record last updated: June 17, 2021. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jun 17, 2021, Mar 8, 2021, Mar 4, 2021 and 1 more (4 updates tracked since 2018).

About Mr. Alfonso A Tan Md NPPES

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

MR. ALFONSO A TAN MD (NPI 1295826519) is an individual internal medicine provider in Mesa, Arizona, licensed in Arizona (22583) and active in the NPI registry since September 2006. He maintains a secondary practice location in Mesa.

NPPES Registry Identity

NPI1295826519
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. ALFONSO A TANCredential: MD
Location Address6242 E ARBOR AVE # 111-113Mesa, AZ 85206-1309
Mailing Address6242 E Arbor Ave # 111-113Mesa, AZ 85206-1309 · (480) 536-6863 · Fax (480) 718-1301
Phone(480) 536-6863
Fax(480) 718-1301
Sole ProprietorNo
Enumeration DateSeptember 28, 2006
Last NPPES UpdateJune 17, 20214 updates tracked since enumeration
NPPES CertifiedJune 17, 2021
✔ NPI 1295826519 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · 22583
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.
6242 E ARBOR AVE # 111-113, Mesa, AZ 85206
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Secondary Practice Location 1

Location 16844 E Brown Rd Ste 101Mesa, AZ 85207-3758 · Phone (480) 832-5500

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 Alfonso Tan's NPI number?

The NPI number for Alfonso Tan is 1295826519. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is Alfonso Tan located?

Alfonso Tan practices at 6242 E Arbor Ave # 111-113, Mesa, AZ 85206. The listed phone number is (480) 536-6863.

What is Alfonso 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 Alfonso Tan was last updated on June 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.