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QUANTUM HEALTHCARE MEDICAL ASSOCIATES OF ARIZONA, PC
NPI 1821391269
Emergency Medicine in Pleasanton, CA

Active since December 07, 2010
5000 HOPYARD RD, SUITE 100, PLEASANTON, CA 94588(925) 924-1600(925) 924-0506 Get Directions Write a Review

NPPES record last updated: April 17, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 17, 2026, Jan 10, 2020 (2 updates tracked since 2020).

About Quantum Healthcare Medical Associates Of Arizona, Pc NPPES

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

QUANTUM HEALTHCARE MEDICAL ASSOCIATES OF ARIZONA, PC (NPI 1821391269) is a healthcare organization registered as an emergency medicine in Pleasanton, California and active in the NPI registry since December 2010. The organization lists Robin Mouganis, Director Provider Enrollment, as its authorized official.

NPPES Registry Identity

NPI1821391269
Entity TypeOrganization
Primary Taxonomy207P00000X
Legal Business NameQUANTUM HEALTHCARE MEDICAL ASSOCIATES OF ARIZONA, PC
Location Address5000 HOPYARD RD, SUITE 100Pleasanton, CA 94588-3348
Mailing Address4637 Chabot Dr Ste 104Pleasanton, CA 94588-2749 · (925) 924-1600 · Fax (925) 924-0506
Phone(925) 924-1600
Fax(925) 924-0506
Organization SubpartNo
Authorized OfficialRobin MouganisDirector Provider Enrollment · (865) 686-4394
Enumeration DateDecember 7, 2010
Last NPPES UpdateApril 17, 20262 updates tracked since enumeration
NPPES CertifiedApril 17, 2026
✔ NPI 1821391269 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedInternal MedicineTaxonomy 207R00000X
5000 HOPYARD RD, Pleasanton, CA 94588
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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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Quantum Healthcare Medical Associates Of Arizona, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

97

Medicare enrollment records show 97 clinicians reassign Medicare billing to Quantum Healthcare Medical Associates Of Arizona, PC, which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Emergency Medicine70
Nurse Practitioner26
Family Practice1

Nearest to this location (20)

See all 97
Chad Bunker
Emergency Medicine
NPI 1386010668
1150 N INDIAN CANYON DR
Palm Springs, CA 92262
(760) 323-6511
✔ PECOS✔ Accepts Medicare402 mi
Mary Harper, DO
Emergency Medicine
NPI 1518297753
39000 BOB HOPE DR
Rancho Mirage, CA 92270
(760) 340-3911
✔ PECOS✔ Accepts Medicare411 mi
Brodon Urrutia, D.O.
Emergency Medicine
NPI 1306080312
1380 E MEDICAL CENTER DR
St George, UT 84790
(435) 251-1000
✔ PECOS✔ Accepts Medicare461 mi
John Egbert, DO
Emergency Medicine
NPI 1598119588
1380 E MEDICAL CENTER DR
St George, UT 84790
(435) 251-1000
✔ PECOS✔ Accepts Medicare461 mi
Daniela La Delfa, MD, MHA
Emergency Medicine
NPI 1851920060
3269 N STOCKTON HILL RD
Kingman, AZ 86409
(928) 757-2101
✔ PECOS✔ Accepts Medicare470 mi
Daniel Porter
Emergency Medicine
NPI 1134667157
3269 N STOCKTON HILL RD
Kingman, AZ 86409
(928) 757-2101
✔ PECOS✔ Accepts Medicare470 mi
Jonathan Nichol, DO
Emergency Medicine
NPI 1679940332
333 N 300 W
Salt Lake City, UT 84103
(801) 463-7415
✔ PECOS✔ Accepts Medicare577 mi
Gary Sanderson, D.O.
Emergency Medicine
NPI 1467651232
1034 N 500 W
Provo, UT 84604
(801) 373-7850
✔ PECOS578 mi
Curtis Henderson, D.O.
Emergency Medicine
NPI 1114977154
14502 W MEEKER BLVD
Sun City West, AZ 85375
(623) 214-4000
✔ PECOS604 mi
David Bennett, D.O
Emergency Medicine
NPI 1154375426
14502 WEST MEEKER BOULEVARD
Sun City West, AZ 85375
(623) 214-4000
✔ PECOS✔ Accepts Medicare604 mi
Jeryl Savage, ACNP
Nurse Practitioner
NPI 1841694718
13677 W MCDOWELL RD STE 201
Goodyear, AZ 85395
(623) 536-4200
✔ PECOS✔ Accepts Medicare612 mi
Douglas Pope, FNP
Nurse Practitioner
NPI 1225154545
9250 N. 3RD STREET SUITE 3010
Phoenix, AZ 85020
(602) 861-1168
✔ PECOS✔ Accepts Medicare622 mi
Claudia Macias, AGACNP
Nurse Practitioner
NPI 1508496167
1010 E MCDOWELL RD STE 103
Phoenix, AZ 85006
(800) 991-6117
✔ PECOS✔ Accepts Medicare626 mi
Quynh Vo, NURSE PRACTITIONER
Nurse Practitioner
NPI 1538161203
4444 N 32ND ST STE 175
Phoenix, AZ 85018
(602) 952-0002
✔ PECOS627 mi
Allyn Leblanc, N.P.
Nurse Practitioner
NPI 1376732685
13400 E SHEA BLVD
Scottsdale, AZ 85259
(480) 301-8000
✔ PECOS✔ Accepts Medicare635 mi
Amanda Breard, NP
Nurse Practitioner
NPI 1063167807
13400 E SHEA BLVD
Scottsdale, AZ 85259
(480) 301-8000
✔ PECOS✔ Accepts Medicare635 mi
Ruth Young, ACNP
Nurse Practitioner
NPI 1942595830
611 E MCKELLIPS RD
Mesa, AZ 85203
(480) 370-6845
✔ PECOS639 mi
Stephanie Flores, RNP
Nurse Practitioner
NPI 1225653694
1960 W FRYE RD STE 5
Chandler, AZ 85224
(480) 917-5900
✔ PECOS✔ Accepts Medicare641 mi
Elizabeth Ottney, DO
Family Practice
NPI 1154397933
7029 E RUSSELL ST
Mesa, AZ 85207
(270) 348-2215
✔ PECOS✔ Accepts Medicare645 mi
Ashley Snyder, FNP-C
Nurse Practitioner
NPI 1528748043
1425 S GREENFIELD RD STE 101
Mesa, AZ 85206
(480) 964-5800
✔ PECOS✔ Accepts Medicare645 mi
See all 97 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 Quantum Healthcare Medical Associates Of Arizona, PC's NPI number?

The NPI number for Quantum Healthcare Medical Associates Of Arizona, PC is 1821391269. It was assigned to this organization in the NPPES registry on December 7, 2010.

Where is Quantum Healthcare Medical Associates Of Arizona, PC located?

Quantum Healthcare Medical Associates Of Arizona, PC is located at 5000 Hopyard Rd Suite 100, Pleasanton, CA 94588. The listed phone number is (925) 924-1600.

What is Quantum Healthcare Medical Associates Of Arizona, PC's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Quantum Healthcare Medical Associates Of Arizona, PC enrolled in Medicare?

Yes. Quantum Healthcare Medical Associates Of Arizona, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Quantum Healthcare Medical Associates Of Arizona, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 97 clinicians in 3 Medicare specialties reassign their Medicare billing to Quantum Healthcare Medical Associates Of Arizona, 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 Emergency Medicine (70), Nurse Practitioner (26) and Family Practice (1). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Quantum Healthcare Medical Associates Of Arizona, PC was last updated on April 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.