NPIMap

Organization Active NPI

Greater Good Health PC, Inc.

  • Nurse Practitioner
  • El Segundo, CA
National Provider Identifier
1821673005
Registry record updated Nov 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
Legal business name
GREATER GOOD HEALTH PC, INC.
Practice address
300 Continental Blvd Ste 560
El Segundo, CA 90245-5030
Phone
(310) 658-3775
NPI assigned
Mar 10, 2021
Last updated
Nov 5, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 5, 2025

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

Authorized official

Name
Sylvia Hastanan
Title
Vice President
Phone
(310) 795-8807

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363L00000X Primary

Addresses

Primary practice location

300 Continental Blvd Ste 560
El Segundo, CA 90245-5030

Mailing address

300 Continental Blvd Ste 560
El Segundo, CA 90245-5030
Phone (310) 658-3775

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20230113001472 CA Part B Supplier - Clinic/Group Practice 5294106027 Receives reassigned benefits from 45 practitioners
1 other NPI on this enrollment

Other NPIs with the same Medicare PAC ID 2

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 1

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

National Provider Directory

National Provider Directory
Tax ID family
Greater Good Health PC Inc10 organizations share this tax ID, including this one

Other organizations with this tax ID 9

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

Locations

300 Continental Blvd
Ste 560
El Segundo, CA 90245
Phone (310) 658-3775

146 S Main St
Orange, CA 92868
Phone (714) 938-0870

Practitioners & affiliated clinicians

Practitioners 48

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 48

NPI Registry JSON

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

{
    "created_epoch": "1615334400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762300800000",
    "number": "1821673005",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 CONTINENTAL BLVD STE 560",
            "city": "EL SEGUNDO",
            "state": "CA",
            "postal_code": "902455030",
            "telephone_number": "310-658-3775"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 CONTINENTAL BLVD STE 560",
            "city": "EL SEGUNDO",
            "state": "CA",
            "postal_code": "902455030",
            "telephone_number": "310-658-3775"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GREATER GOOD HEALTH PC, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-03-10",
        "last_updated": "2025-11-05",
        "certification_date": "2025-11-05",
        "status": "A",
        "authorized_official_last_name": "HASTANAN",
        "authorized_official_first_name": "SYLVIA",
        "authorized_official_title_or_position": "VICE PRESIDENT",
        "authorized_official_telephone_number": "310-795-8807"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in El Segundo, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 5, 2025; 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.