NPIMap

Organization Active NPI

Portercare Adventist Health System

Doing business as AdventHealth Medical Group OB/GYN and Midwives at Avista

  • Obstetrics & Gynecology Physician
  • Louisville, CO
National Provider Identifier
1265119762
Registry record updated Aug 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
Legal business name
PORTERCARE ADVENTIST HEALTH SYSTEM
Doing business as
AdventHealth Medical Group OB/GYN and Midwives at Avista
Practice address
90 Health Park Dr Ste 290
Louisville, CO 80027-9586
Phone
(303) 439-8910
Fax
(303) 439-9134
NPI assigned
Jun 28, 2023
Last updated
Aug 12, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Aug 12, 2026

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

Authorized official

Name
Mr. Jason Tacha
Title
Coo
Phone
(303) 304-7752

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X NU Primary

Addresses

Primary practice location

90 Health Park Dr Ste 290
Louisville, CO 80027-9586

Mailing address

PO Box 713425
Chicago, IL 60677-4325
Phone (800) 953-0104

Other names 1

  • AdventHealth Medical Group OB/GYN and Midwives at Avista Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20090115000327 CO Part B Supplier - Clinic/Group Practice 0941110886 Receives reassigned benefits from 869 practitioners
This NPI is an additional NPI on the enrollment

National Provider Directory

National Provider Directory

Locations

90 Health Park Dr
Ste 290
Louisville, CO 80027
Phone (303) 439-8910

Practitioners & affiliated clinicians

Practitioners 11

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.

NPI Registry JSON

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

{
    "created_epoch": "1687910400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1786492800000",
    "number": "1265119762",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 713425",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606774325",
            "telephone_number": "800-953-0104",
            "fax_number": "303-765-6670"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "90 HEALTH PARK DR STE 290",
            "city": "LOUISVILLE",
            "state": "CO",
            "postal_code": "800279586",
            "telephone_number": "303-439-8910",
            "fax_number": "303-439-9134"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "PORTERCARE ADVENTIST HEALTH SYSTEM",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-06-28",
        "last_updated": "2026-08-12",
        "certification_date": "2026-08-12",
        "status": "A",
        "authorized_official_last_name": "TACHA",
        "authorized_official_first_name": "JASON",
        "authorized_official_title_or_position": "COO",
        "authorized_official_telephone_number": "303-304-7752",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "AdventHealth Medical Group OB/GYN and Midwives at Avista",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Louisville, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 12, 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.