Boris Tkach, DO

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

DOS-2127 Issued in HI

Practice address

1190 Waianuenue Ave
Hilo, HI 96720-2089

Phone

(808) 932-3000

NPI assigned

Jun 8, 2017

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 HI

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

Anesthesiology

Education

Touro Un Col of Osteopathic Medicine, Henderson, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Hilo Benioff Medical CenterGroup PAC ID 1254422900, 131 clinicians

Kauai Medical ClinicGroup PAC ID 5092628479, 147 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Hilo Benioff Medical Center Hospital, Hilo, HI, CCN 120005
• Wilcox Memorial Hospital Hospital, Lihue, HI, CCN 120014

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: btkach21604@hhsc.direct-ci.com
• Direct secure messaging: btkach421617@direct.llu.edu

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

• Kauai Medical Clinic

  • Multi-Specialty Clinic/Center
  • Lihue, HI
  • NPI 1376596643
  Medicare reassignment Care Compare group NPD
• Hilo Benioff Medical Center

  • Anesthesiology Physician
  • Hilo, HI
  • NPI 1235981614
  Medicare reassignment Care Compare group
• Island Professional Anesthesia LLC

  • Anesthesiology Physician
  • Hilo, HI
  • NPI 1174159834
  NPD
• Kauai Medical Clinic

  • Durable Medical Equipment & Medical Supplies
  • Koloa, HI
  • NPI 1871611558
  NPD

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

• Hilo Benioff Medical Center

  • General Acute Care Hospital
  • Hilo, HI
  • NPI 1780757856
  Care Compare affiliation
• Wilcox Memorial Hospital

  • Rural Acute Care Hospital
  • Lihue, HI
  • NPI 1225113442
  Care Compare affiliation

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

{
    "created_epoch": "1496880000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762992000000",
    "number": "1518496942",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1190 WAIANUENUE AVE",
            "city": "HILO",
            "state": "HI",
            "postal_code": "967202089",
            "telephone_number": "808-932-3000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1190 WAIANUENUE AVE",
            "city": "HILO",
            "state": "HI",
            "postal_code": "967202089",
            "telephone_number": "808-932-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TKACH",
        "first_name": "BORIS",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-06-08",
        "last_updated": "2025-11-13",
        "certification_date": "2025-11-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "HI",
            "license": "DOS-2127",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jakapan Thunpithayakul
• Janice K Tiller-Borcich, MD
• Isaac Timmons
• Joseph Robert Tinervin, MSW
• Wendy Oliver Tinga, L.M.T.
• John Anthony Tobey
• Denby Toci
• Janelle Linn Todd-Hesse, DNP
• Terry Tokuda
• Ronaldo Toledo, M.D.

• Anesthesiology Physician in Hilo, HI
• Providers in Hilo, HI by specialty
• Anesthesiology Physician in Hawaii

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 13, 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.