Active NPI
Nathaniel Mattison
- Critical Care Medicine (Internal Medicine) Physician
- Omaha, NE
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Critical Care Medicine (Internal Medicine) Physician
- License
- 37438
- Practice address
- 7500 Mercy Rd
Omaha, NE 68124-2319 - Phone
- (402) 398-6060
- NPI assigned
- Jun 9, 2021
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | 37438 | NE | Primary |
| Emergency Medicine Physician | 207P00000X | 335094 | LA |
Addresses
Primary practice location
7500 Mercy Rd
Omaha, NE 68124-2319
Mailing address
1501 Kings Hwy
Shreveport, LA 71103-4228
Phone (318) 626-1036
Other practice location 1
1501 Kings Hwy
Shreveport, LA 71103-4228
Phone (318) 626-1036
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in LA
- 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
- Emergency Medicine
- Education
- University of Nebraska College of Medicine, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1453 E Bert Kouns Industrial Loop
Shreveport, LA 71105-6800
Phone (318) 681-4500
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.16 of 100
- Quality
- 74.02
- Improvement activities
- 40
- Cost
- 78.41
Merit-based Incentive Payment System (MIPS)
- Final score
- 83.62 of 100
- Quality
- 70.88
- Improvement activities
- 40
- Cost
- 75.82
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 335094 | LA | MD | Emergency Medicine Physician |
| 37438 | NE | MD | Critical Care Medicine (Internal Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Concord Medical Group PLLC | Emergency Medicine | Current | Accepting new patients |
| Kisatchie Emergency Group, LLC | Emergency Medicine | Current | Accepting new patients |
| Oakdale Ess LLC | Emergency Medicine | Current | Accepting new patients |
| Webster Emergency Group LLC | Emergency Medicine | Current | Accepting new patients |
| Highland Emergency Group, LLC | Emergency Medicine | Current | Accepting new patients |
| Concord Medical Group of Texas PLLC | Emergency Medicine | Current | Accepting new patients |
Locations
2531 Viking Dr
Bossier City, LA 71111
Phone (318) 681-7000
600 S Pine St
Deridder, LA 70634
Phone (337) 462-7100
1020 W Fertitta Blvd
Leesville, LA 71446
Phone (337) 239-5278
207 Jefferson St
Mansfield, LA 71052
Phone (318) 871-3109
1 Medical Plaza Pl
Minden, LA 71055
Phone (318) 371-4042
1453 E Bert Kouns Industrial Loop
Shreveport, LA 71105
Phone (318) 681-4138
2001 Doctors Dr
Springhill, LA 71075
Phone (318) 539-1000
Organizations & group practices 6
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.
-
- Emergency Medicine Physician
- Shreveport, LA
- NPI 1154913861
-
- Emergency Medicine Physician
- Leesville, LA
- NPI 1235693847
-
- Emergency Medicine Physician
- Oakdale, LA
- NPI 1750785119
-
- Emergency Medicine Physician
- Minden, LA
- NPI 1245209527
-
- Emergency Medicine Physician
- Lubbock, TX
- NPI 1750790762
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Shreveport, LA
- NPI 1417950106
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1623196800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779148800000",
"number": "1073180758",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1501 KINGS HWY",
"city": "SHREVEPORT",
"state": "LA",
"postal_code": "711034228",
"telephone_number": "318-626-1036"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7500 MERCY RD",
"city": "OMAHA",
"state": "NE",
"postal_code": "681242319",
"telephone_number": "402-398-6060"
}
],
"practiceLocations": [
{
"address_1": "1501 Kings Hwy",
"address_purpose": "LOCATION",
"city": "Shreveport",
"state": "LA",
"postal_code": "711034228",
"country_code": "US",
"telephone_number": "318-626-1036",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MATTISON",
"first_name": "NATHANIEL",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2021-06-09",
"last_updated": "2026-05-19",
"certification_date": "2026-05-19",
"status": "A"
},
"taxonomies": [
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "207RC0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Critical Care Medicine",
"state": "NE",
"license": "37438",
"primary": true
},
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "LA",
"license": "335094",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Omaha, NE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 19, 2026; 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.