NPIMap

Organization Active NPI

Quantum Healthcare Medical Associates of Arizona, PC

  • Emergency Medicine Physician
  • Pleasanton, CA
National Provider Identifier
1821391269
Registry record updated Apr 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
Legal business name
QUANTUM HEALTHCARE MEDICAL ASSOCIATES OF ARIZONA, PC
Practice address
5000 Hopyard Rd
Suite 100
Pleasanton, CA 94588-3348
Phone
(925) 924-1600
Fax
(925) 924-0506
NPI assigned
Dec 7, 2010
Last updated
Apr 17, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 17, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Robin Mouganis
Title
Director Provider Enrollment
Phone
(865) 686-4394

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207P00000X Primary
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X

Addresses

Primary practice location

5000 Hopyard Rd
Suite 100
Pleasanton, CA 94588-3348

Mailing address

4637 Chabot Dr Ste 104
Pleasanton, CA 94588-2749
Phone (925) 924-1600

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20110228000065 AZ Part B Supplier - Clinic/Group Practice 5597946350 Receives reassigned benefits from 132 practitioners
Practice locations: Mesa, AZ

National Provider Directory

National Provider Directory

Locations

4637 Chabot Dr
Ste 104
Pleasanton, CA 94588

Practitioners & affiliated clinicians

Practitioners 132

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 132

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1291680000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776384000000",
    "number": "1821391269",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4637 CHABOT DR STE 104",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945882749",
            "telephone_number": "925-924-1600",
            "fax_number": "925-924-0506"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5000 HOPYARD RD",
            "address_2": "SUITE 100",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945883348",
            "telephone_number": "925-924-1600",
            "fax_number": "925-924-0506"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "QUANTUM HEALTHCARE MEDICAL ASSOCIATES OF ARIZONA, PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2010-12-07",
        "last_updated": "2026-04-17",
        "certification_date": "2026-04-17",
        "status": "A",
        "authorized_official_last_name": "MOUGANIS",
        "authorized_official_first_name": "ROBIN",
        "authorized_official_title_or_position": "DIRECTOR PROVIDER ENROLLMENT",
        "authorized_official_telephone_number": "865-686-4394"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Emergency Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Pleasanton, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.