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

PIMA HEART PHYSICIANS, PC
NPI 1730137480
Internal Medicine - Cardiovascular Disease in Tucson, AZ

Q: What is Pima Heart Physicians, PC's NPI number?

The NPI number for Pima Heart Physicians, PC is 1730137480. It was assigned to this organization in the NPPES registry on May 5, 2006. The provider is doing business as Pima Heart & Vascular.

Q: What is Pima Heart Physicians, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Active since May 05, 2006

2404 E RIVER RD STE 100, TUCSON, AZ 85718(520) 838-3540(520) 325-3526 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 11, 2026, May 25, 2025, Aug 13, 2018 (3 updates tracked since 2018).

On this page

About Pima Heart Physicians, Pc NPPES

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

PIMA HEART PHYSICIANS, PC (NPI 1730137480), doing business as Pima Heart & Vascular, is a healthcare organization registered as a cardiovascular disease in Tucson, Arizona and active in the NPI registry since May 2006. The organization lists John Underwood, Vp Treasurer, as its authorized official.

NPPES Registry Identity

NPI1730137480

Entity TypeOrganization

Primary Taxonomy207RC0000X

Legal Business NamePIMA HEART PHYSICIANS, PC

Location Address2404 E RIVER RD STE 100Tucson, AZ 85718-6521

Mailing Address2404 E River Rd Ste 100Tucson, AZ 85718-6521 · (520) 838-3540 · Fax (520) 325-3526

Phone(520) 838-3540

Fax(520) 325-3526

Organization SubpartNo

Authorized OfficialJohn UnderwoodVp Treasurer · (817) 948-3428

Enumeration DateMay 5, 2006

Last NPPES UpdateSeptember 11, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 11, 2026

✔ NPI 1730137480 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedInternal Medicine · Clinical Cardiac ElectrophysiologyTaxonomy 207RC0001X

Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X

Also ListedSurgery · Vascular SurgeryTaxonomy 2086S0129X

Also ListedThoracic Surgery (Cardiothoracic Vascular Surgery)Taxonomy 208G00000X

2404 E RIVER RD STE 100, Tucson, AZ 85718

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Other Names 1

Doing Business AsPima Heart & Vascular

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health, Cigna HealthCare of Arizona, Inc and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pima Heart Physicians, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 65 clinicians reassign Medicare billing to Pima Heart Physicians, PC, which bills Medicare for the services they deliver. Of these, 10 practice at this address and 55 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 9

Nurse Practitioner23

Cardiovascular Disease (Cardiology)14

Interventional Cardiology10

Vascular Surgery6

Cardiac Electrophysiology5

Certified Registered Nurse Anesthetist (CRNA)3

Thoracic Surgery2

Cardiac Surgery1

1 other specialty1

Nearest to this location (20)

See all 65

Joshua Balderman, M.D.

Vascular Surgery

NPI 1306285325

2404 E RIVER RD STE 100
Tucson, AZ 85718

(520) 838-3540

✔ PECOS✔ Accepts MedicareSame address

Raj Bose, MD

Thoracic Surgery

NPI 1093787749

2404 E RIVER RD BLD.2, STE 100
Tucson, AZ 85718

(520) 696-4780

✔ PECOS✔ Accepts MedicareSame address

Claudia Elias, NP

Nurse Practitioner

NPI 1003782509

2404 E RIVER RD
Tucson, AZ 85718

(520) 838-3540

✔ PECOS✔ Accepts MedicareSame address

Debra Jackley, AGACNP

Nurse Practitioner

NPI 1104475482

2404 E RIVER RD STE 251
Tucson, AZ 85718

(520) 838-3540

✔ PECOS✔ Accepts MedicareSame address

Amber Kemnitz

Nurse Practitioner

NPI 1124625140

2404 E RIVER RD STE 100
Tucson, AZ 85718

(520) 838-3540

✔ PECOS✔ Accepts MedicareSame address

George Makdisi, M.D.

Thoracic Surgery

NPI 1295960524

2404 E RIVER RD STE 100
Tucson, AZ 85718

(520) 838-3540

✔ PECOS✔ Accepts MedicareSame address

James Myer, MD

Interventional Cardiology

NPI 1679551295

2404 E RIVER RD BUILDING 2, STE 100
Tucson, AZ 85718

(520) 696-4780

✔ PECOS✔ Accepts MedicareSame address

Jayme Olsen

Nurse Practitioner

NPI 1902750334

2404 E RIVER RD
Tucson, AZ 85718

(520) 838-3540

✔ PECOSSame address

Thomas Waggoner, D.O.

Interventional Cardiology

NPI 1891083812

2404 E RIVER RD STE 100
Tucson, AZ 85718

(520) 838-2148

✔ PECOS✔ Accepts MedicareSame address

Monty Morales, MD

Cardiovascular Disease (Cardiology)

NPI 1043298656

2404 E RIVER RD BLDG 2, STE 100
Tucson, AZ 85718

(520) 696-4780

✔ PECOS✔ Accepts MedicareSame address

Jacob Klewer, MD

Cardiovascular Disease (Cardiology)

NPI 1215424759

3838 N CAMPBELL AVE, SUITE C
Tucson, AZ 85719

(520) 694-8888

✔ PECOS✔ Accepts Medicare0.7 mi

Rachel Knight, AGACNP

Nurse Practitioner

NPI 1720522774

3838 N CAMPBELL AVE BLDG 2
Tucson, AZ 85719

(520) 694-8888

✔ PECOS✔ Accepts Medicare0.7 mi

Sydni Burke, DNP, NP

Nurse Practitioner

NPI 1669137741

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 838-3540

✔ PECOS✔ Accepts Medicare2.8 mi

Rajen Desai, MD

Cardiovascular Disease (Cardiology)

NPI 1679551386

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 321-4800

✔ PECOS✔ Accepts Medicare2.8 mi

Neil Gheewala, M.D.

Interventional Cardiology

NPI 1952562647

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 321-4800

✔ PECOS✔ Accepts Medicare2.8 mi

James Hackett, FNP-C

Nurse Practitioner

NPI 1285015503

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 838-3540

✔ PECOS✔ Accepts Medicare2.8 mi

Kioumars Mostafizi, M.D.

Interventional Cardiology

NPI 1477531754

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 321-4800

✔ PECOS✔ Accepts Medicare2.8 mi

Darren Peress, MD

Cardiac Electrophysiology

NPI 1548248057

4729 E CAMP LOWELL DR
Tucson, AZ 85712

(520) 321-4800

✔ PECOS✔ Accepts Medicare2.8 mi

Codyjo Kraemer, M.D.

Vascular Surgery

NPI 1942647425

5301 E GRANT RD
Tucson, AZ 85712

(520) 324-5461

✔ PECOS✔ Accepts Medicare4.0 mi

Donna Ellis, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1528177763

6200 N LA CHOLLA BLVD
Tucson, AZ 85741

(520) 742-9000

✔ Accepts Medicare5.0 mi

See all 65 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Pima Heart Physicians, PC's NPI number?

The NPI number for Pima Heart Physicians, PC is 1730137480. It was assigned to this organization in the NPPES registry on May 5, 2006. The provider is doing business as Pima Heart & Vascular.

Where is Pima Heart Physicians, PC located?

Pima Heart Physicians, PC is located at 2404 E River Rd Ste 100, Tucson, AZ 85718. The listed phone number is (520) 838-3540.

What is Pima Heart Physicians, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Pima Heart Physicians, PC enrolled in Medicare?

Yes. Pima Heart Physicians, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Pima Heart Physicians, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 65 clinicians in 9 Medicare specialties reassign their Medicare billing to Pima Heart Physicians, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (23), Cardiovascular Disease (Cardiology) (14) and Interventional Cardiology (10). Of these, 10 practice at this address and 55 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Pima Heart Physicians, PC accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Cigna HealthCare of Arizona, Inc and Imperial Insurance Companies, Inc. list Pima Heart Physicians, PC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Pima Heart Physicians, PC was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 42 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.