Active NPI
Leslie McClanahan Pierce, M.D.
- Neonatal-Perinatal Medicine Physician
- Dallas, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neonatal-Perinatal Medicine Physician
- License
- P9245
- Practice address
- 3500 Gaston Ave
Dallas, TX 75246-2017 - Phone
- (214) 820-7604
- NPI assigned
- Jun 11, 2008
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Neonatal-Perinatal Medicine Physician | 2080N0001X | P9245 | TX | Primary |
| Neonatal-Perinatal Medicine Physician | 2080N0001X | DR.0064960 | CO |
Addresses
Primary practice location
3500 Gaston Ave
Dallas, TX 75246-2017
Mailing address
3500 Gaston Avenue
Dallas, TX 75246
Phone (214) 820-7604
Other practice location 1
6001 E Woodmen Rd
Colorado Springs, CO 80923-2601
Phone (719) 571-4500
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Pediatric Medicine
- Education
- University of Texas Medical School at Houston, 2008
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
9100 E Mineral Cir
Centennial, CO 80112-3401
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pediatrix Medical Group of Texas Billing, Inc. | Neonatal-Perinatal Medicine | Current | Accepting new patients |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| Catholic Health Initiatives Colorado | Current | Accepting new patients | |
| Catholic Health Initiatives Colorado | Past | Accepting new patients |
Locations
6001 E Woodmen Rd
Colorado Springs, CO 80923
Phone (719) 571-1000
2222 N Nevada Ave
Colorado Springs, CO 80907
Phone (719) 776-5333
41 State Highway 67
Woodland Park, CO 80863
Phone (719) 686-0551
3500 Gaston Ave
Dallas, TX 75246
Organizations & group practices 5
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.
-
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
- Colorado Springs, CO
- NPI 1356783351
-
- Neonatal-Perinatal Medicine Physician
- Houston, TX
- NPI 1649377359
-
- Surgery Physician
- Westminster, CO
- NPI 1063112225
-
- Orthopaedic Surgery Physician
- Longmont, CO
- NPI 1891675294
-
- General Acute Care Hospital
- Colorado Springs, CO
- NPI 1932112125
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1213142400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1758672000000",
"number": "1407016504",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3500 GASTON AVENUE",
"city": "DALLAS",
"state": "TX",
"postal_code": "75246",
"telephone_number": "214-820-7604"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3500 GASTON AVE",
"city": "DALLAS",
"state": "TX",
"postal_code": "752462017",
"telephone_number": "214-820-7604"
}
],
"practiceLocations": [
{
"address_1": "6001 E Woodmen Rd",
"address_purpose": "LOCATION",
"city": "Colorado Springs",
"state": "CO",
"postal_code": "809232601",
"country_code": "US",
"telephone_number": "719-571-4500",
"fax_number": "719-571-4501",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "PIERCE",
"first_name": "LESLIE",
"middle_name": "MCCLANAHAN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2008-06-11",
"last_updated": "2025-09-24",
"certification_date": "2025-09-24",
"status": "A"
},
"taxonomies": [
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "TX",
"license": "P9245",
"primary": true
},
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "CO",
"license": "DR.0064960",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
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 Sep 24, 2025; 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.