NPIMap

Organization Active NPI

Chaparral Medical Group, Inc.

  • Cardiovascular Disease Physician
  • Chino, CA
National Provider Identifier
1821554866
Registry record updated Apr 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
Legal business name
CHAPARRAL MEDICAL GROUP, INC.
Practice address
5475 Walnut Ave Unit C
Chino, CA 91710-2609
Phone
(909) 465-0209
Fax
(909) 465-0318
NPI assigned
Feb 14, 2019
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 8, 2025

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

Authorized official

Name
Prasad A Jeereddi, M.D.
Title
Chief Medical Officer
Phone
(909) 398-1550

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X
Cardiovascular Disease PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RC0000X Primary
Clinical Cardiac Electrophysiology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RC0001X
Endocrinology, Diabetes & Metabolism PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RE0101X
Family Nurse PractitionerGroup: 193200000X MULTI-SPECIALTY GROUP 363LF0000X

Addresses

Primary practice location

5475 Walnut Ave Unit C
Chino, CA 91710-2609

Mailing address

840 Towne Center Drive
Pomona, CA 91767-5900
Phone (909) 398-1550

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20040331001684 CA Part B Supplier - Clinic/Group Practice 6800709403 Receives reassigned benefits from 114 practitioners
15 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Rancho Cucamonga, CA; San Bernardino, CA; San Francisco, CA; Upland, CA; Chino, CA; Chino Hills, CA; Bakersfield, CA

Other NPIs on the same Medicare enrollment 14

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

View all 14

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
05D2161396Chaparral Medical Group Inc5475 Walnut Ave Unit C, Chino, CA 91710Certificate of waiverJan 31, 2027

National Provider Directory

National Provider Directory
Tax ID family
Chaparral Medical Group Inc34 organizations share this tax ID, including this one

Other organizations with this tax ID 33

Organizations that report the same tax identification number in the National Provider Directory.

View all 33

Locations

5475 Walnut Ave
Unit C
Chino, CA 91710
Phone (909) 465-0209

Practitioners & affiliated clinicians

Practitioners 6

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1550102400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1744070400000",
    "number": "1821554866",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "840 TOWNE CENTER DRIVE",
            "city": "POMONA",
            "state": "CA",
            "postal_code": "917675900",
            "telephone_number": "909-398-1550",
            "fax_number": "909-398-1488"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5475 WALNUT AVE UNIT C",
            "city": "CHINO",
            "state": "CA",
            "postal_code": "917102609",
            "telephone_number": "909-465-0209",
            "fax_number": "909-465-0318"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CHAPARRAL MEDICAL GROUP, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2019-02-14",
        "last_updated": "2025-04-08",
        "certification_date": "2025-04-08",
        "status": "A",
        "authorized_official_last_name": "JEEREDDI",
        "authorized_official_first_name": "PRASAD",
        "authorized_official_middle_name": "A",
        "authorized_official_title_or_position": "CHIEF MEDICAL OFFICER",
        "authorized_official_telephone_number": "909-398-1550",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207RC0001X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Nurse Practitioner, Family",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chino, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.