Organization Active NPI

Coram Alternate Site Services Inc

  • Home Infusion Therapy Pharmacy
  • San Diego, CA
National Provider Identifier
1790734036
Registry record updated Sep 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Home Infusion Therapy PharmacyTaxonomy code 3336H0001X
License
PHY50273 Issued in CA
Legal business name
CORAM ALTERNATE SITE SERVICES INC
Practice address
12310 World Trade Dr
Suite 100
San Diego, CA 92128-3793
Phone
(858) 576-6969
Fax
(858) 974-6606
NPI assigned
May 5, 2006
Organization subpart
Yes
Parent organization
CORAM ALTERNATE SITE SERVICES INCAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Sep 3, 2026

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

Authorized official

Name
Ashley Czonstkowsky
Title
President
Phone
(401) 765-1500

Specialties & licenses 11

Specialty (taxonomy)CodeLicenseStatePrimary
Home Health Agency 251E00000X 0800429 CA
Home Infusion Agency 251F00000X 0800429 CA
Infusion Therapy Clinic/Center 261QI0500X CA
Durable Medical Equipment & Medical Supplies 332B00000X PHY50273 CA
Parenteral & Enteral Nutrition Supplies (DME) 332BP3500X PHY50273 CA
Pharmacy 333600000X PHY50273 CA
Community/Retail Pharmacy 3336C0003X PHY50273 CA
Compounding Pharmacy 3336C0004X PHY50273 CA
Home Infusion Therapy Pharmacy 3336H0001X PHY50273 CA Primary
Mail Order Pharmacy 3336M0002X PHY50273 CA
Specialty Pharmacy 3336S0011X PHY50273 CA

Addresses

Primary practice location

12310 World Trade Dr
Suite 100
San Diego, CA 92128-3793

Mailing address

PO Box 646674
Cincinnati, OH 45264-6674
Phone (480) 765-5043

Other identifiers 5

IdentifierTypeStateIssuer
0522311OtherNCPDP
PHA409320MedicaidCA
101225OtherCAMEDICAL DEVICE RETAILER
0800429OtherCAHOME HEALTH AGENCY
PHY50273OtherCAPHARMACY LICES

Other names 1

  • Coram CVS/specialty Infusion Services Doing business as

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other ABILITY Network

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA3 enrollments
Home infusion therapy
Medicare-enrolled home infusion therapy supplier

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
O20100930044151 CA DME Supplier - Pharmacy 9638153497 Practice locations: San Diego, CA
O20110718000549 CA Part B Supplier - Pharmacy 9638153497 Practice locations: San Diego, CA
O20210607001990 CA Part B Supplier - Home Infusion Therapy Supplier 9638153497 Practice locations: San Diego, CA

Other NPIs with the same Medicare PAC ID 2

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

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.

Medicare medical equipment & supply locations

SupplierSuppliesMedicare assignment
Coram Alternate Site Services Inc12310 World Trade Dr, San Diego, CA 92128-3793(858) 576-6969 Immunosuppressive Drugs|Infusion Drugs|Oral Anticancer Drugs|Oral Antiemetic Drugs|External Infusion Pumps and/or Supplies|Insulin Infusion Pumps and/or Supplies|Implanted Infusion Pumps and/or Supplies|Enteral Nutrients|Enteral Equipment and/or Supplies|Parenteral Nutrients|Parenteral Equipment an… Accepts assignmentParticipating since Jan 10, 2020

National Provider Directory

National Provider Directory
Part of
Coram Healthcare

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

Locations

12310 World Trade Dr
San Diego, CA 92128
Phone (858) 576-6969

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Practitioners 1

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": "1146787200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1788393600000",
    "number": "1790734036",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 646674",
            "city": "CINCINNATI",
            "state": "OH",
            "postal_code": "452646674",
            "telephone_number": "480-765-5043",
            "fax_number": "401-733-0211"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12310 WORLD TRADE DR",
            "address_2": "SUITE 100",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921283793",
            "telephone_number": "858-576-6969",
            "fax_number": "858-974-6606"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CORAM ALTERNATE SITE SERVICES INC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "CORAM ALTERNATE SITE SERVICES INC",
        "enumeration_date": "2006-05-05",
        "last_updated": "2026-09-03",
        "certification_date": "2026-09-03",
        "status": "A",
        "authorized_official_last_name": "CZONSTKOWSKY",
        "authorized_official_first_name": "ASHLEY",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "401-765-1500"
    },
    "taxonomies": [
        {
            "code": "251E00000X",
            "taxonomy_group": "",
            "desc": "Home Health",
            "state": "CA",
            "license": "0800429",
            "primary": false
        },
        {
            "code": "251F00000X",
            "taxonomy_group": "",
            "desc": "Home Infusion",
            "state": "CA",
            "license": "0800429",
            "primary": false
        },
        {
            "code": "261QI0500X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Infusion Therapy",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "332B00000X",
            "taxonomy_group": "",
            "desc": "Durable Medical Equipment & Medical Supplies",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "332BP3500X",
            "taxonomy_group": "",
            "desc": "Durable Medical Equipment & Medical Supplies, Parenteral & Enteral Nutrition",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "333600000X",
            "taxonomy_group": "",
            "desc": "Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "3336C0003X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Community/Retail Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "3336C0004X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Compounding Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "3336H0001X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Home Infusion Therapy Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": true
        },
        {
            "code": "3336M0002X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Mail Order Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        },
        {
            "code": "3336S0011X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Specialty Pharmacy",
            "state": "CA",
            "license": "PHY50273",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NCPDP",
            "identifier": "0522311",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "PHA409320",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL DEVICE RETAILER",
            "identifier": "101225",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HOME HEALTH AGENCY",
            "identifier": "0800429",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PHARMACY LICES",
            "identifier": "PHY50273",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "ABILITY Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "100 N 6th St Ste 900A",
            "city": "Minneapolis",
            "state": "MN",
            "country_code": "US",
            "postal_code": "554031516",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "Coram CVS/specialty Infusion Services",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Coram CVS/specialty Infusion Services",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in San Diego, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 3, 2026; 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.