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THOMAS H WELSH M.D.
NPI 1487604740
Internal Medicine in Mesa, AZ

Active since May 10, 2006PECOS Enrolled
2550 N THUNDERBIRD CIRCLE, SUITE 303, MESA, AZ 85215(480) 924-8382(480) 924-8399 Get Directions Write a Review

NPPES record last updated: July 26, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Thomas H Welsh M.d. NPPES

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

THOMAS H WELSH M.D. (NPI 1487604740) is an individual internal medicine provider in Mesa, Arizona, licensed in Utah (3082746-1205) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487604740
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTHOMAS H WELSHCredential: M.D.
Location Address2550 N THUNDERBIRD CIRCLE, SUITE 303Mesa, AZ 85215
Mailing Address1202 N Fiji WayGilbert, AZ 85234-2887 · (435) 590-4199 · Fax (435) 865-3472
Phone(480) 924-8382
Fax(480) 924-8399
Sole ProprietorNo
Enumeration DateMay 10, 2006
Last NPPES UpdateJuly 26, 2011
✔ NPI 1487604740 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in UT · 3082746-1205
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.
2550 N THUNDERBIRD CIRCLE, Mesa, AZ 85215
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Other Identifiers 2

Medicare ID-Type Unspecified005553215UT
Medicare UPIND37826UT

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas H Welsh M.d. 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 85215 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

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

MS. KATHLEEN DIANA DEBIAK PA-C
Physician Assistant
2550 N THUNDERBIRD CIRCLE, STE. 303
MESA, AZ 85215
Maricopa County (480) 776-1603

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 Thomas Welsh's NPI number?

The NPI number for Thomas Welsh is 1487604740. It was assigned to this individual provider in the NPPES registry on May 10, 2006.

Where is Thomas Welsh located?

Thomas Welsh practices at 2550 N Thunderbird Circle Suite 303, Mesa, AZ 85215. The listed phone number is (480) 924-8382.

What is Thomas Welsh's specialty?

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

Is Thomas Welsh enrolled in Medicare?

Yes. Thomas Welsh is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Welsh was last updated on July 26, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.