Michael James Twomey, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

M-13205 Issued in ID

Practice address

2141 E Parkcenter Blvd
Boise, ID 83706-6701

Phone

(208) 302-5000

Fax

(208) 302-5055

NPI assigned

May 9, 2014

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in ID, OR2 enrollments

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 2

Specialty

Family Practice

Education

Drexel University College of Medicine, 2014

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Saint Alphonsus Regional Medical Center IncGroup PAC ID 3476462359, 672 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Saint Alphonsus Regional Medical Center Hospital, Boise, ID, CCN 130007

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mtwomey2533167@direct.trinity-health.org
• Direct secure messaging: mtwomey367278@direct.ochin.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.

• Saint Alphonsus Regional Medical Center Inc

  • Psychologist
  • Boise, ID
  • NPI 1649357716
  Medicare reassignment Care Compare group NPD
• Valley Family Health Care Inc

  • Federally Qualified Health Center (FQHC)
  • Payette, ID
  • NPI 1407886484

  Family Medicine

  Medicare reassignment NPD
• Valley Family Health Care, Inc

  • Federally Qualified Health Center (FQHC)
  • Ontario, OR
  • NPI 1295415032
  Medicare reassignment NPD
• Saint Alphonsus Regional Medical Center Inc

  • Psychiatric Hospital Unit
  • Boise, ID
  • NPI 1770687857
  NPD
• Saint Alphonsus Regional Medical Center Inc

  • General Acute Care Hospital
  • Boise, ID
  • NPI 1992736649
  NPD
• Valley Family Health Care, Inc

  • Federally Qualified Health Center (FQHC)
  • Emmett, ID
  • NPI 1932139995

  Family Medicine

  NPD
• Valley Family Health Care, Inc

  • Federally Qualified Health Center (FQHC)
  • Vale, OR
  • NPI 1235166562

  Family Medicine

  NPD

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

• Saint Alphonsus Regional Medical Center Inc

  • General Acute Care Hospital
  • Boise, ID
  • NPI 1184155426
  Care Compare affiliation
• Saint Alphonsus Regional Medical Center Inc

  • General Acute Care Hospital
  • Boise, ID
  • NPI 1457414948
  Care Compare affiliation
• Saint Alphonsus Regional Medical Center Inc

  • Psychiatric Hospital Unit
  • Boise, ID
  • NPI 1770687857
  Care Compare affiliation
• Saint Alphonsus Regional Medical Center Inc

  • Family Medicine Physician
  • Caldwell, ID
  • NPI 1861676298

  Hospital

  Care Compare affiliation
• Saint Alphonsus Regional Medical Center Inc

  • General Acute Care Hospital
  • Boise, ID
  • NPI 1992736649
  Care Compare affiliation

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

{
    "created_epoch": "1399593600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1073924239",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 190930",
            "city": "BOISE",
            "state": "ID",
            "postal_code": "837190930",
            "telephone_number": "208-367-5170",
            "fax_number": "208-367-5180"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2141 E PARKCENTER BLVD",
            "city": "BOISE",
            "state": "ID",
            "postal_code": "837066701",
            "telephone_number": "208-302-5000",
            "fax_number": "208-302-5055"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1510 12th Ave Rd Ste 200",
            "address_purpose": "LOCATION",
            "city": "Nampa",
            "state": "ID",
            "postal_code": "836866008",
            "country_code": "US",
            "telephone_number": "208-302-6800",
            "fax_number": "208-302-6855",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "207 E 12th St",
            "address_purpose": "LOCATION",
            "city": "Emmett",
            "state": "ID",
            "postal_code": "836173626",
            "country_code": "US",
            "telephone_number": "208-365-1065",
            "fax_number": "208-365-1068",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3325 Pocahontas Rd",
            "address_purpose": "LOCATION",
            "city": "Baker City",
            "state": "OR",
            "postal_code": "978141464",
            "country_code": "US",
            "telephone_number": "541-524-8000",
            "fax_number": "541-524-7965",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TWOMEY",
        "first_name": "MICHAEL",
        "middle_name": "JAMES",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-05-09",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "OR",
            "license": "MD186098",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "ID",
            "license": "MRM-1399",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "ID",
            "license": "M-13205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• James P Tweeten, M.D.
• Twinflower Healthcare, Inc.
• Two Rivers Medical Group
• Brooke Bettis Twomey, R.N.
• Eileen Maria Twomey, PHARM.D.
• Tyler J Smith,PA
• Amanda Tyler, LPC
• Samuel Wat Tyler, PT, DPT
• Ashley Tyner, DPT
• Ryan T Tyng, D.M.D.

• Family Medicine Physician in Boise, ID
• Providers in Boise, ID by specialty
• Family Medicine Physician in Idaho

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 5, 2026; 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.