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NATHAN THOMAS WALTON MD
NPI 1992498588
Internal Medicine in Tucson, AZ

Active since May 30, 2023PECOS Enrolled
7901 E 22ND ST, TUCSON, AZ 85710(520) 694-8888(520) 694-8466 Get Directions Write a Review

NPPES record last updated: September 6, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 6, 2023, Jul 28, 2023, May 30, 2023 (3 updates tracked since 2023).

About Nathan Thomas Walton Md NPPES

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

NATHAN THOMAS WALTON MD (NPI 1992498588) is an individual internal medicine provider in Tucson, Arizona, licensed in Arizona (R80259) and active in the NPI registry since May 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992498588
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameNATHAN THOMAS WALTONCredential: MD
Location Address7901 E 22ND STTucson, AZ 85710-8509
Mailing Address7901 E 22nd StTucson, AZ 85710-8509 · (520) 694-8888 · Fax (520) 694-8466
Phone(520) 694-8888
Fax(520) 694-8466
Sole ProprietorNo
Enumeration DateMay 30, 2023
Last NPPES UpdateSeptember 6, 20233 updates tracked since enumeration
NPPES CertifiedAugust 19, 2023
✔ NPI 1992498588 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · R80259
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
7901 E 22ND ST, Tucson, AZ 85710
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nathan Thomas Walton Md 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 85710 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 20

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

MR. DUY KHOA NGUYEN DO
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
HENRY MARTIN LANG D.O, PH.D
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
COSTA DALIS MD
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
KELLIE JEONG
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
DR. CELESTE RENEE GRACEY DO
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
ADRIANNA MARIE DIVIERO MD
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
JUSTIN MINH-TIEN LE
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-8888
LEVI MITCHELL COHEN MD
Internal Medicine
7901 E 22ND ST
TUCSON, AZ 85710
Pima County (520) 694-0111

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 Nathan Walton's NPI number?

The NPI number for Nathan Walton is 1992498588. It was assigned to this individual provider in the NPPES registry on May 30, 2023.

Where is Nathan Walton located?

Nathan Walton practices at 7901 E 22nd St, Tucson, AZ 85710. The listed phone number is (520) 694-8888.

What is Nathan Walton's specialty?

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

Is Nathan Walton enrolled in Medicare?

Yes. Nathan Walton is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Nathan Walton was last updated on September 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.