Jakob David Holtzmann

Primary specialty

Pediatric DentistryTaxonomy code 1223P0221X

License

DE61296651 Issued in WA

Practice address

6222 NE 74TH St
Seattle, WA 98115-8158

Phone

(206) 543-5800

NPI assigned

Mar 4, 2022

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in WA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Interoperability endpoints

• Direct secure messaging: jholtzmann192683@direct.seattlechildrens.org

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

{
    "created_epoch": "1646352000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761091200000",
    "number": "1750038279",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6222 NE 74TH ST",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981158158",
            "telephone_number": "206-543-5800",
            "fax_number": "206-543-0063"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6222 NE 74TH ST",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981158158",
            "telephone_number": "206-543-5800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLTZMANN",
        "first_name": "JAKOB",
        "middle_name": "DAVID",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-04",
        "last_updated": "2025-10-22",
        "certification_date": "2025-10-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "WA",
            "license": "DE61296651",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Breanna Holtz
• Gretchen Holtz, MSW, LICSW
• Kevin Richard Holtz
• Susan L Holtzclaw, ARNP
• Louis Holtzman, P.A.
• Meagan R Holub, L.M.T.
• Matthew Holum
• William Holway
• Douglas Holwerda, LMHC
• Andrew Holwick, PA-C

• Pediatric Dentistry in Seattle, WA
• Providers in Seattle, WA by specialty
• Pediatric Dentistry in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.