Individual provider Active NPI

Twyla Jean Masterson, RN, NP

  • Nurse Practitioner
  • Coeur D Alene, ID
National Provider Identifier
1366548661
Registry record updated Nov 11, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
NP-471A Issued in ID
Practice address
850 W Ironwood Dr Ste 300
Coeur D Alene, ID 83814-4903
Phone
(208) 457-7078
Fax
(208) 457-7079
NPI assigned
Sep 15, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 11, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X NP-471A ID
Nurse Practitioner 363L00000X NP-471A ID Primary
Registered Nurse 163W00000X 15400 ID

Addresses

Primary practice location

850 W Ironwood Dr Ste 300
Coeur D Alene, ID 83814-4903

Mailing address

25201 N McCoy Rd
Athol, ID 83801-8667
Phone (208) 659-9234

Other practice location 1

229 S 7th St Ste 101
St Maries, ID 83861-1803
Phone (208) 245-7079

Other identifiers 1

IdentifierTypeStateIssuer
1366548661MedicaidID

Other names 1

  • Twyla Steinwand Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in ID
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20061205000036 ID Practitioner - Nurse Practitioner 0648279521 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Benewah Community HospitalGroup PAC ID 1850200700, shared by 2 NPIs, 39 clinicians
Meza Post Acute and Long Term Care PLLCGroup PAC ID 4981028503, 26 clinicians

Practice addresses (Care Compare)

229 S 7TH St
St Maries, ID 83861-1803

2426 N Merritt Creek Loop
Suite a
Coeur D Alene, ID 83814-4961
Phone (208) 819-2183

850 W Ironwood Dr
Suite 300
Coeur D Alene, ID 83814-4903
Phone (208) 457-7078

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner, Registered Nurse

State licenses

LicenseStateTypeSpecialty
15400IDMDRegistered Nurse
NP-471AIDMDNurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Meza Consulting LLC CurrentSince Sep 13, 2025 Accepting new patients
ASC Northwest LLC CurrentSince Jan 9, 2023 Accepting new patients
Inland Northwest Anesthesia PLLC CurrentSince Jan 9, 2023 Accepting new patients
Meza Post Acute and Long Term Care, PLLC CurrentSince Nov 1, 2025 Accepting new patients
Sound Physicians of Idaho Nurse Practitioner PastSince May 31, 2024 Accepting new patients

Locations

850 W Ironwood Dr
Ste 300
Coeur D Alene, ID 83814
Phone (208) 457-7078

2426 N Merritt Creek Loop
Ste A
Coeur D Alene, ID 83814
Phone (208) 668-7000

2514 N 7th St
Coeur D Alene, ID 83814
Phone (208) 664-8128

240 E Kathleen Ave
Coeur D Alene, ID 83815
Phone (208) 495-4896

2200 N Ironwood Pl
Coeur D Alene, ID 83814
Phone (208) 667-6486

210 W Lacrosse Ave
Coeur D Alene, ID 83814
Phone (208) 664-2185

2772 W Avante Loop
Coeur D Alene, ID 83815
Phone (208) 215-3849

2100 E Sherman Ave
Coeur D Alene, ID 83814
Phone (208) 215-7166

410 NE 2nd St
Grangeville, ID 83530
Phone (208) 983-1131

10585 N Reed Rd
Hayden, ID 83835
Phone (208) 691-9665

10547 N Reed Rd
Hayden, ID 83835
Phone (208) 691-9664

9873 N Buttercup Ln
Hayden, ID 83835
Phone (208) 762-9001

1027 E Honeysuckle Ave
Hayden Lake, ID 83835
Phone (208) 719-9405

325 Warner Dr
Lewiston, ID 83501
Phone (208) 791-6183

3315 8th St
Lewiston, ID 83501
Phone (208) 743-9543

1605 N Catherine St
Post Falls, ID 83854
Phone (208) 773-6145

3782 E Carradale Ave
Post Falls, ID 83854

4171 W Expo Pkwy
Post Falls, ID 83854
Phone (208) 262-3823

52 N Cedar St
Post Falls, ID 83854
Phone (208) 661-8635

460 N Garden Plz
Post Falls, ID 83854
Phone (208) 777-0318

1593 E Polston Ave
Post Falls, ID 83854
Phone (208) 262-2300

13400 N Meyer Rd
Rathdrum, ID 83858
Phone (208) 687-0495

624 S Division Ave
Sandpoint, ID 83864
Phone (208) 265-2354

1242 11th St
Clarkston, WA 99403
Phone (208) 401-9618

Interoperability endpoints

  • Direct secure messaging: tmasterson@nwsh.gwaydirect.com

Organizations & group practices 8

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 5

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": "1158278400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1731283200000",
    "number": "1366548661",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25201 N MCCOY RD",
            "city": "ATHOL",
            "state": "ID",
            "postal_code": "838018667",
            "telephone_number": "208-659-9234"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "850 W IRONWOOD DR STE 300",
            "city": "COEUR D ALENE",
            "state": "ID",
            "postal_code": "838144903",
            "telephone_number": "208-457-7078",
            "fax_number": "208-457-7079"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "229 S 7th St Ste 101",
            "address_purpose": "LOCATION",
            "city": "St Maries",
            "state": "ID",
            "postal_code": "838611803",
            "country_code": "US",
            "telephone_number": "208-245-7079",
            "fax_number": "208-245-5246",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MASTERSON",
        "first_name": "TWYLA",
        "middle_name": "JEAN",
        "name_prefix": "Ms.",
        "credential": "RN,  NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-09-15",
        "last_updated": "2024-11-11",
        "certification_date": "2024-11-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "ID",
            "license": "NP-471A",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "ID",
            "license": "NP-471A",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "ID",
            "license": "15400",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1366548661",
            "state": "ID"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "TWYLA",
            "last_name": "STEINWAND",
            "credential": "NP",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Coeur D Alene, ID

Sources for this page

Verify at the official NPI Registry.