Individual provider Active NPI

Silas Wiefelspuett, MD

  • Emergency Medicine Physician
  • Republic, WA
National Provider Identifier
1821650391
Registry record updated Sep 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
MD61182905 Issued in WA
Practice address
36 Klondike Rd
Republic, WA 99166-9701
Phone
(509) 775-3333
NPI assigned
Jul 3, 2019
Last updated
Sep 25, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 25, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X MD61182905 WA Primary
Family Medicine Physician 207Q00000X 1908-R77732 AZ

Addresses

Primary practice location

36 Klondike Rd
Republic, WA 99166-9701

Mailing address

2400 S Avenue a
Yuma, AZ 85364-7170
Phone (928) 336-1290

Other practice location 1

2400 S Avenue A
Yuma, AZ 85364-7170
Phone (928) 336-1290

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20230209003017 WA Practitioner - Family Practice 3779810825 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

10 Ros Cir
Republic, WA 99166-5002
Phone (509) 775-3245

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
29.6 of 100Reported as group
Quality
32.46
Improvement activities
0

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD61182905WAMDEmergency Medicine Physician
1908-R77732AZMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ferry County Public Hospital District No 1 CurrentSince Nov 4, 2022 Accepting new patients
Ferry County Public Hospital District No 1 CurrentSince Nov 4, 2022 Accepting new patients
Ferry County Public Hospital District No 1 Current Accepting new patients

Locations

10 Ros Cir
Republic, WA 99166
Phone (509) 775-3153

36 Klondike Rd
Republic, WA 99166
Phone (509) 775-3153

Interoperability endpoints

  • Direct secure messaging: silas.wiefelspuett@ferrycohealth.com

Organizations & group practices 3

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.

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": "1562112000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758758400000",
    "number": "1821650391",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2400 S AVENUE A",
            "city": "YUMA",
            "state": "AZ",
            "postal_code": "853647170",
            "telephone_number": "928-336-1290"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "36 KLONDIKE RD",
            "city": "REPUBLIC",
            "state": "WA",
            "postal_code": "991669701",
            "telephone_number": "509-775-3333"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2400 S Avenue A",
            "address_purpose": "LOCATION",
            "city": "Yuma",
            "state": "AZ",
            "postal_code": "853647170",
            "country_code": "US",
            "telephone_number": "928-336-1290",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WIEFELSPUETT",
        "first_name": "SILAS",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-07-03",
        "last_updated": "2025-09-25",
        "certification_date": "2025-09-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "WA",
            "license": "MD61182905",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "AZ",
            "license": "1908-R77732",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Republic, WA

Sources for this page

Verify at the official NPI Registry.