David Morris Segouia Grunkemeier, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

MD23842 Issued in OR

Practice address

9701 SW Barnes Rd
Suite #300
Portland, OR 97225-6589

Phone

(503) 297-8081

Fax

(503) 292-6601

NPI assigned

Jun 5, 2006

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 2

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in OR

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

GastroenterologyAlso: Internal Medicine

Education

Un of California, Irvine, College of Medicine, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

The Oregon Clinic, PCGroup PAC ID 2860390408, 353 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Providence St Vincent Medical Center Hospital, Portland, OR, CCN 380004
• Adventist Health Tillamook Hospital, Tillamook, OR, CCN 381317
• Providence Portland Medical Center Hospital, Portland, OR, CCN 380061

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dgrunkemeier101560@oc.providencedirect.org

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.

• The Oregon Clinic PC

  • Specialist
  • Portland, OR
  • NPI 1265417174

  Gastroenterology

  Medicare reassignment Care Compare group NPD
• The Oregon Clinic, PC

  • Durable Medical Equipment & Medical Supplies
  • Portland, OR
  • NPI 1346105129
  NPD

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

• Northwest Medical Foundation of Tillamook

  • Land Ambulance
  • Tillamook, OR
  • NPI 1508849407

  Hospital

  Care Compare affiliation
• Northwest Medical Foundation of Tillamook

  • Critical Access Hospital
  • Tillamook, OR
  • NPI 1699146159
  Care Compare affiliation
• Northwest Medical Foundation of Tillamook

  • Rural Health Clinic/Center
  • Tillamook, OR
  • NPI 1841451853

  Hospital

  Care Compare affiliation
• Northwest Medical Foundation of Tillamook

  • Critical Access Hospital
  • Tillamook, OR
  • NPI 1871575225
  Care Compare affiliation
• Providence Health & Services - Oregon

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1003991845
  Care Compare affiliation
• Providence Health & Services - Oregon

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1114015971
  Care Compare affiliation
• Providence Health & Services - Oregon

  • Case Manager/Care Coordinator
  • Portland, OR
  • NPI 1891822995

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1149465600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1731888000000",
    "number": "1972542090",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "541 NE 20TH AVE STE 225",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972322895",
            "telephone_number": "503-963-2801",
            "fax_number": "503-963-2825"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9701 SW BARNES RD",
            "address_2": "SUITE #300",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972256589",
            "telephone_number": "503-297-8081",
            "fax_number": "503-292-6601"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRUNKEMEIER",
        "first_name": "DAVID",
        "middle_name": "MORRIS SEGOUIA",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-05",
        "last_updated": "2024-11-18",
        "certification_date": "2024-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "OR",
            "license": "MD23842",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "006116",
            "state": "OR"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8402478",
            "state": "WA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "cc_otoc_gastro_west_front_desk_pool12223293@oc.providencedirect.org",
            "affiliation": "Y",
            "affiliationName": "The Oregon Clinic PC",
            "address_1": "9701 SW Barnes Rd",
            "address_2": "Suite #300",
            "city": "Portland",
            "state": "OR",
            "country_code": "US",
            "postal_code": "972256589",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Alexis Grundler
• Cynthia Grundman
• Sara Joyce Clermont Grundy, MD
• Sam E Gruner, MD
• Vanessa Grunewald
• Leslie Grush
• Elvira Grussenmeyer, LMT
• Teresa Gryder, N.D.
• Nicholas Robert Grzenda, PA-C
• Megan Grzybowski

• Gastroenterology Physician in Portland, OR
• Providers in Portland, OR by specialty
• Gastroenterology Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 2024; 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.