Hakan Gem, DDS

Primary specialty

DentistTaxonomy code 122300000X

License

60874725 Issued in WA

Practice address

1959 NE Pacific St RM B221
Seattle, WA 98195-2527

Phone

(206) 685-2937

NPI assigned

Jan 23, 2019

Last updated

Jun 10, 2025By the provider in NPPES

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

Other identifiers 1

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: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Oral SurgeryAlso: Maxillofacial Surgery

Education

University of Washington School of Dentistry, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Uw School of DentistryGroup PAC ID 3678948478, 19 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Fred Hutchinson Cancer Center Hospital, Seattle, WA, CCN 500138
• University of Washington Medical Ctr Hospital, Seattle, WA, CCN 500008

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Uw School of Dentistry

  dba School of Dentistry

  • Dentist
  • Seattle, WA
  • NPI 1972676971
  Medicare reassignment Care Compare group NPD
• University of Washington

  dba University of Washington Medical Center Ambulatory

  • Community/Retail Pharmacy
  • Seattle, WA
  • NPI 1013950336
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Fred Hutchinson Cancer Center

  • General Acute Care Hospital
  • Seattle, WA
  • NPI 1164493847
  Care Compare affiliation
• Fred Hutchinson Cancer Center

  • Community/Retail Pharmacy
  • Seattle, WA
  • NPI 1356415699

  Hospital

  Care Compare affiliation
• University of Washington

  dba University of Washington Medical Center

  • General Acute Care Hospital
  • Seattle, WA
  • NPI 1326002049
  Care Compare affiliation

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

{
    "created_epoch": "1548201600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749513600000",
    "number": "1427512581",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1959 NE PACIFIC STREET ROOM #B221 BOX 356370",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981950001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1959 NE PACIFIC ST RM B221",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981952527",
            "telephone_number": "206-685-2937"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GEM",
        "first_name": "HAKAN",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-01-23",
        "last_updated": "2025-06-10",
        "certification_date": "2025-06-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "WA",
            "license": "60874725",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "WA STATE DENTAL LICENSE",
            "identifier": "60874725",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Roxane Geller, LAC, LMP
• Jakob Gelleri, LMHCA
• Danny Roy Gellersen, LICSW
• Joshua Gellert, DPT
• Alfred Campbell Gellhorn, MD
• Zion Gemechu
• Gemini Clinical Associates PLLC (Josh Cutler Counseling)
• Patrick L Gemperline, MD
• Roberto Gempesaw, RN
• Gen Advanced Healthcare Consulting LLC

• Dentist in Seattle, WA
• Providers in Seattle, WA by specialty
• Dentist in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 10, 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.
• 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.