Active NPI
Mark Edward Halstead, MD
- Pediatric Sports Medicine Physician
- Chesterfield, MO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Sports Medicine Physician
- License
- 2004011774
- Practice address
- 14532 S Outer 40 Rd
Dept Orthopaedic Surgery, Ste 200
Chesterfield, MO 63017-5705 - Phone
- (314) 514-3500
- Fax
- (314) 878-7678
- NPI assigned
- Jul 18, 2006
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Pediatric Sports Medicine Physician | 2080S0010X | 2004011774 | MO | Primary |
Addresses
Primary practice location
14532 S Outer 40 Rd
Dept Orthopaedic Surgery, Ste 200
Chesterfield, MO 63017-5705
Mailing address
PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 514-3500
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 209144609 | Medicaid | MO |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ | Washington University |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MO
- 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
- Sports Medicine
- Education
- University of Wisconsin School of Medicine, 1998
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
20 Progress Point Pkwy
Suite 114
O Fallon, MO 63368-2207
Phone (314) 514-3500
4921 Parkview PL
Saint Louis, MO 63110-1032
Phone (314) 514-3500
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 84.2 of 100
- Quality
- 71.6
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 75.75
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Washington University | Current | Accepting new patients | |
| Washington University | Current | Accepting new patients | |
| Washington University | Past | Accepting new patients |
Locations
14532 South Outer 40 Rd
Ste 200
Chesterfield, MO 63017
14532 South Outer 40 Rd
Ste 210
Chesterfield, MO 63017
13001 North Outer 40 Rd
Ste 1C
Chesterfield, MO 63017
20 Progress Point Pkwy
Ste 114
O Fallon, MO 63368
660 S Euclid Ave
#8233
Saint Louis, MO 63110
Phone (314) 747-2555
660 S Euclid Ave
#8514
Saint Louis, MO 63110
Phone (314) 286-1937
1 Barnes Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-9170
4921 Parkview Pl
Ste 6A6B12A
Saint Louis, MO 63110
Phone (314) 747-2551
Interoperability endpoints
- mhalstead154431@direct.carenet.org
Organizations & group practices 3
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.
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1679516033
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1962442475
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1134169568
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Saint Louis, MO
- NPI 1649299827
-
dba Barnes-Jewish St Peters Hospital
- General Acute Care Hospital
- Saint Peters, MO
- NPI 1144238908
-
- General Acute Care Hospital
- O'Fallon, MO
- NPI 1508938044
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1153180800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759968000000",
"number": "1598783227",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 7412011",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606742011",
"telephone_number": "314-514-3500",
"fax_number": "314-878-7678"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "14532 S OUTER 40 RD",
"address_2": "DEPT ORTHOPAEDIC SURGERY, STE 200",
"city": "CHESTERFIELD",
"state": "MO",
"postal_code": "630175705",
"telephone_number": "314-514-3500",
"fax_number": "314-878-7678"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HALSTEAD",
"first_name": "MARK",
"middle_name": "EDWARD",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-18",
"last_updated": "2025-10-09",
"status": "A"
},
"taxonomies": [
{
"code": "2080S0010X",
"taxonomy_group": "",
"desc": "Pediatrics, Sports Medicine",
"state": "MO",
"license": "2004011774",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "209144609",
"state": "MO"
}
],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
"affiliation": "Y",
"affiliationName": "Washington University",
"address_1": "14532 S Outer 40 Rd",
"address_2": "Dept Orthopaedic Surgery, Ste 200",
"city": "Chesterfield",
"state": "MO",
"country_code": "US",
"postal_code": "630175705",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Chesterfield, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 9, 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.