NPIMap

Organization Active NPI

Denali OB-GYN Assoc

Doing business as Denali OB Gyn Clinic

  • Obstetrics & Gynecology Physician
  • Anchorage, AK
National Provider Identifier
1477623452
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
297283 Issued in AK
Legal business name
DENALI OB-GYN ASSOC
Doing business as
Denali OB Gyn Clinic
Practice address
3976 University Lake Dr Ste 300
Anchorage, AK 99508-4644
Phone
(907) 222-9930
Fax
(907) 222-9931
NPI assigned
Nov 8, 2006
Last updated
Jul 17, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Authorized official

Name
Dr. Tanya Pasternack, MDNPI 1215165956
Title
Medical Doctor/President
Phone
(415) 509-0511

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X 297283 AK Primary

Addresses

Primary practice location

3976 University Lake Dr Ste 300
Anchorage, AK 99508-4644

Mailing address

3976 University Lake Dr Ste 300
Anchorage, AK 99508-4644
Phone (907) 222-9930

Other identifiers 2

IdentifierTypeStateIssuer
1020629MedicaidAK
297283OtherAKLICENSE

Other names 1

  • Denali OB Gyn Clinic Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20040426000778 AK Part B Supplier - Clinic/Group Practice 0941296735 Receives reassigned benefits from 14 practitioners
Practice locations: Anchorage, AK

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
02D1020557Denali OB GYN Clinic3976 University Lake Drive, Ste 300, Anchorage, AK 99508Provider-performed microscopyDec 22, 2027

National Provider Directory

National Provider Directory

Locations

3340 Providence Dr
#564
Anchorage, AK 99508
Phone (907) 222-9930

3976 University Lake Dr
Ste 300
Anchorage, AK 99508
Phone (907) 222-9930

Practitioners & affiliated clinicians

Practitioners 17

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 17

NPI Registry JSON

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

{
    "created_epoch": "1162944000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1784246400000",
    "number": "1477623452",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3976 UNIVERSITY LAKE DR STE 300",
            "city": "ANCHORAGE",
            "state": "AK",
            "postal_code": "995084644",
            "telephone_number": "907-222-9930",
            "fax_number": "907-222-9931"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3976 UNIVERSITY LAKE DR STE 300",
            "city": "ANCHORAGE",
            "state": "AK",
            "postal_code": "995084644",
            "telephone_number": "907-222-9930",
            "fax_number": "907-222-9931"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DENALI OB-GYN ASSOC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-11-08",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A",
        "authorized_official_last_name": "PASTERNACK",
        "authorized_official_first_name": "TANYA",
        "authorized_official_title_or_position": "MEDICAL DOCTOR/PRESIDENT",
        "authorized_official_telephone_number": "415-509-0511",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "AK",
            "license": "297283",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1020629",
            "state": "AK"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LICENSE",
            "identifier": "297283",
            "state": "AK"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Denali OB Gyn Clinic",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Anchorage, AK

Sources for this page

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