NPIMap

Individual provider Active NPI

Sangik Oh, MD

  • Gastroenterology Physician
  • Tacoma, WA
National Provider Identifier
1679550867
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
MD44145 Issued in WA
Practice address
1112 6TH Ave
200
Tacoma, WA 98405-4040
Phone
(253) 272-8664
Fax
(253) 428-8136
NPI assigned
Dec 28, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X MD44145 WA Primary

Addresses

Primary practice location

1112 6TH Ave
200
Tacoma, WA 98405-4040

Mailing address

1112 6TH Ave
200
Tacoma, WA 98405-4040
Phone (253) 272-8664

Other identifiers 4

IdentifierTypeStateIssuer
P00206365OtherRAILROAD MEDICARE
190135OtherWALABOR & INDUSTRIES
6441OHOtherREGENCE
8410375MedicaidWA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20041012001525 WA Practitioner - GastroenterologyPractitioner - Internal Medicine 3577523786 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Tufts University School of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Washington Gastroenterology PLLCGroup PAC ID 6204194848, 142 clinicians
Franciscan Medical GroupGroup PAC ID 0547173866, 1,400 clinicians

Practice addresses (Care Compare)

1135 116TH Ave NE
Suite 560
Bellevue, WA 98004-4631
Phone (425) 454-4768

16251 Sylvester Rd SW
Burien, WA 98166-3017
Phone (206) 244-9970

1812 S J St
Suite 120
Tacoma, WA 98405-4965
Phone (253) 428-2200

34503 9TH Ave S
Federal Way, WA 98003-8726

34515 9TH Ave S
Federal Way, WA 98003-6761
Phone (253) 944-7977

6002 Westgate Blvd
Suite 230
Tacoma, WA 98406-2572
Phone (253) 272-8664

Hospital & facility affiliations

  • St Francis Community Hospital Hospital, Federal Way, WA, CCN 500141
  • St Joseph Medical Center Hospital, Tacoma, WA, CCN 500108
  • Overlake Hospital Medical Center & Clinics Hospital, Bellevue, WA, CCN 500051
  • Highline Medical Center Hospital, Burien, WA, CCN 500011

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy41
Upper gastrointestinal (GI) endoscopy for acid reflux35

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD44145WAMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Franciscan Medical Group CurrentSince Oct 1, 2011 Accepting new patients
Washington Gastroenterology PLLC Gastroenterology Current Accepting new patients
Washington Gastroenterology PLLC CurrentSince Nov 21, 2025 Accepting new patients
Washington Gastroenterology PLLC CurrentSince Nov 21, 2025 Accepting new patients
Franciscan Medical Group Current Accepting new patients
Franciscan Medical Group Past Accepting new patients

Locations

1135 116th Ave NE
Ste 560
Bellevue, WA 98004
Phone (425) 467-0150

34503 9th Ave S
Ste 130
Federal Way, WA 98003
Phone (253) 835-5340

1301 4th Ave NW
Unit 303
Issaquah, WA 98027
Phone (425) 270-6363

17700 SE 272nd St
Ste 420
Kent, WA 98042
Phone (253) 639-9660

424 29th St NE
Ste D
Puyallup, WA 98372

1703 S Meridian
Ste 203
Puyallup, WA 98371
Phone (253) 841-3933

1703 S Meridian
Ste 305
Puyallup, WA 98371
Phone (253) 841-3933

1812 S J St
Ste 120
Tacoma, WA 98405
Phone (253) 428-2200

1112 6th Ave
Ste 200
Tacoma, WA 98405
Phone (253) 445-5750

315 S K St
Tacoma, WA 98405
Phone (253) 403-1291

Interoperability endpoints

  • Direct secure messaging: soh17528@fhsce.catholichealth.net

Organizations & group practices 6

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.

Hospital & facility affiliations 9

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

NPI Registry JSON

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

{
    "created_epoch": "1135728000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679550867",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1112 6TH AVE",
            "address_2": "200",
            "city": "TACOMA",
            "state": "WA",
            "postal_code": "984054040",
            "telephone_number": "253-272-8664",
            "fax_number": "253-428-8136"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1112 6TH AVE",
            "address_2": "200",
            "city": "TACOMA",
            "state": "WA",
            "postal_code": "984054040",
            "telephone_number": "253-272-8664",
            "fax_number": "253-428-8136"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OH",
        "first_name": "SANGIK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-28",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "WA",
            "license": "MD44145",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "P00206365",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LABOR & INDUSTRIES",
            "identifier": "190135",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "REGENCE",
            "identifier": "6441OH",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8410375",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tacoma, WA

Sources for this page

Verify at the official NPI Registry.