Active NPI
Marlene Amy Ostby, D.D.S., M.S.
- Orthodontics and Dentofacial Orthopedics Dentistry
- Billings, MT
National Provider Identifier
1104022607
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthodontics and Dentofacial Orthopedics Dentistry
- License
- 2336
- Practice address
- 1701 Avenue E Ste a
Billings, MT 59102-2943 - Phone
- (406) 259-6774
- Fax
- (406) 657-6576
- NPI assigned
- Jun 22, 2007
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Orthodontics and Dentofacial Orthopedics Dentistry | 1223X0400X | 21290 | TX | |
| Orthodontics and Dentofacial Orthopedics Dentistry | 1223X0400X | 2336 | MT | Primary |
Addresses
Primary practice location
1701 Avenue E Ste a
Billings, MT 59102-2943
Mailing address
1701 Avenue E Ste a
Billings, MT 59102-2943
Phone (406) 259-6774
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Master of Science
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2336 | MT | MD | Orthodontics and Dentofacial Orthopedic Dentist |
| 21290 | TX | MD | Orthodontics and Dentofacial Orthopedic Dentist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1182470400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1307318400000",
"number": "1104022607",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1701 AVENUE E STE A",
"city": "BILLINGS",
"state": "MT",
"postal_code": "591022943",
"telephone_number": "406-259-6774",
"fax_number": "406-657-6576"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1701 AVENUE E STE A",
"city": "BILLINGS",
"state": "MT",
"postal_code": "591022943",
"telephone_number": "406-259-6774",
"fax_number": "406-657-6576"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OSTBY",
"first_name": "MARLENE",
"middle_name": "AMY",
"name_prefix": "Dr.",
"credential": "D.D.S., M.S.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-06-22",
"last_updated": "2011-06-06",
"status": "A"
},
"taxonomies": [
{
"code": "1223X0400X",
"taxonomy_group": "",
"desc": "Dentist, Orthodontics and Dentofacial Orthopedics",
"state": "TX",
"license": "21290",
"primary": false
},
{
"code": "1223X0400X",
"taxonomy_group": "",
"desc": "Dentist, Orthodontics and Dentofacial Orthopedics",
"state": "MT",
"license": "2336",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Billings, MT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 6, 2011; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.