Individual provider Active NPI

Brett William Sadowski, M.D.

  • Gastroenterology Physician
  • San Diego, CA
National Provider Identifier
1669810701
Registry record updated Oct 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
0101257067 Issued in VA
Practice address
Naval Medical Center San Diego
34800 Bob Wilson Dr
San Diego, CA 92130
Phone
(619) 532-9750
NPI assigned
Jun 11, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 15, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 0101257067 VA Primary
Internal Medicine Physician 207R00000X 0101257067 VA
Gastroenterology Physician 207RG0100X MD227174 OR
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

Naval Medical Center San Diego
34800 Bob Wilson Dr
San Diego, CA 92130

Mailing address

34800 Bob Wilson Dr
San Diego, CA 92134-1098

Other practice location 1

3377 Riverbend Dr
Springfield, OR 97477-8803
Phone (541) 222-6200

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20251031001097 OR Practitioner - Gastroenterology 7719107838 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Georgetown University School of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Peacehealth Medical GroupGroup PAC ID 9032023270, 256 clinicians

Practice addresses (Care Compare)

3377 Riverbend Dr
Springfield, OR 97477-8800
Phone (541) 222-6000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD227174ORMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Peacehealth Medical Group Internal Medicine CurrentSince Oct 15, 2025 Accepting new patients

Locations

4010 Aerial Way
Eugene, OR 97402
Phone (541) 242-8300

Organizations & group practices 1

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 2

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": "1370908800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760486400000",
    "number": "1669810701",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "34800 BOB WILSON DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921341098"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "NAVAL MEDICAL CENTER SAN DIEGO",
            "address_2": "34800 BOB WILSON DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "92130",
            "telephone_number": "619-532-9750"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3377 Riverbend Dr",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "OR",
            "postal_code": "974778803",
            "country_code": "US",
            "telephone_number": "541-222-6200",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SADOWSKI",
        "first_name": "BRETT",
        "middle_name": "WILLIAM",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-06-11",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "VA",
            "license": "0101257067",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101257067",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "OR",
            "license": "MD227174",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.