Active NPI
Allie Katharine Olmstead, DO
- Vascular Surgery Physician
- Dallas, TX
National Provider Identifier
1619438835
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Vascular Surgery Physician
- License
- W3852
- Practice address
- 621 N Hall St
Dallas, TX 75226-1339 - Phone
- (214) 821-9600
- NPI assigned
- Mar 29, 2019
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Vascular Surgery Physician | 2086S0129X | W3852 | TX | Primary |
Addresses
Primary practice location
621 N Hall St
Dallas, TX 75226-1339
Mailing address
2525 Turtle Creek Blvd Apt 609
Dallas, TX 75219-6113
Other names 1
- Allie Katharine Olmstead
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
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| W3852 | TX | MD | Vascular Surgery Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1553817600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779753600000",
"number": "1619438835",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2525 TURTLE CREEK BLVD APT 609",
"city": "DALLAS",
"state": "TX",
"postal_code": "752196113"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "621 N HALL ST",
"city": "DALLAS",
"state": "TX",
"postal_code": "752261339",
"telephone_number": "214-821-9600"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OLMSTEAD",
"first_name": "ALLIE",
"middle_name": "KATHARINE",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-03-29",
"last_updated": "2026-05-26",
"certification_date": "2026-05-26",
"status": "A"
},
"taxonomies": [
{
"code": "2086S0129X",
"taxonomy_group": "",
"desc": "Surgery, Vascular Surgery",
"state": "TX",
"license": "W3852",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ALLIE",
"last_name": "OLMSTEAD",
"middle_name": "KATHARINE",
"credential": "DO",
"code": "2",
"type": "Professional Name"
}
]
}Other providers in Dallas, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.