Active NPI
Jessica Nell Howard Mack, DNP, APRN, FNP-C
- Family Nurse Practitioner
- Del City, OK
National Provider Identifier
1811856891
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 229953
- Practice address
- 4330 SE 29TH St Ste 3018
Del City, OK 73115-3335 - Phone
- (405) 670-8100
- Fax
- (405) 670-8558
- NPI assigned
- Jan 16, 2026
- Last updated
- Sep 21, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | 229953 | OK | Primary |
Addresses
Primary practice location
4330 SE 29TH St Ste 3018
Del City, OK 73115-3335
Mailing address
4330 SE 29TH St Ste 3018
Del City, OK 73115-3335
Phone (405) 670-8100
Other practice location 1
4001 Wagon Wheel Rd
Springdale, AR 72762-0137
Phone (479) 725-3000
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)
- Not enrolled
- Credentials
- Registered Nurse
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Oklahoma Industrial Medicine LLC | Single Specialty | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1768521600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1789948800000",
"number": "1811856891",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4330 SE 29TH ST STE 3018",
"city": "DEL CITY",
"state": "OK",
"postal_code": "731153335",
"telephone_number": "405-670-8100",
"fax_number": "405-670-8558"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4330 SE 29TH ST STE 3018",
"city": "DEL CITY",
"state": "OK",
"postal_code": "731153335",
"telephone_number": "405-670-8100",
"fax_number": "405-670-8558"
}
],
"practiceLocations": [
{
"address_1": "4001 Wagon Wheel Rd",
"address_purpose": "LOCATION",
"city": "Springdale",
"state": "AR",
"postal_code": "727620137",
"country_code": "US",
"telephone_number": "479-725-3000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "HOWARD MACK",
"first_name": "JESSICA",
"middle_name": "NELL",
"credential": "DNP, APRN, FNP-C",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2026-01-16",
"last_updated": "2026-09-21",
"certification_date": "2026-09-21",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "OK",
"license": "229953",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Del City, OK
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 21, 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.