Active NPI
Steven K Ellsworth, D.O.
- Anatomic Pathology & Clinical Pathology Physician
- St George, UT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology & Clinical Pathology Physician
- License
- 12324607-1204
- Practice address
- 1380 E Medical Center Dr
St George, UT 84790-2123 - Phone
- (435) 251-3037
- NPI assigned
- May 31, 2012
- Sex
- Male
- Sole proprietor
- No
Organizations & group practices 9
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.
-
- Anatomic Pathology & Clinical Pathology Physician
- San Antonio, TX
- NPI 1336381979
TX
-
- Anatomic Pathology & Clinical Pathology Physician
- St George, UT
- NPI 1699402214
Anatomic Pathology & Clinical Pathology, UT
-
- Anatomic Pathology & Clinical Pathology Physician
- Cedar City, UT
- NPI 1992777601
Anatomic Pathology & Clinical Pathology, UT
-
- Anatomic Pathology & Clinical Pathology Physician
- Jackson, TN
- NPI 1679736516
Anatomic Pathology & Clinical Pathology, TN
-
- Anatomic Pathology & Clinical Pathology Physician
- Mesquite, NV
- NPI 1437913464
Anatomic Pathology & Clinical Pathology, NV
-
- Anatomic Pathology & Clinical Pathology Physician
- San Antonio, TX
- NPI 1871036335
TX
-
- Clinical Medical Laboratory
- Hamilton, NJ
- NPI 1154182152
-
- Clinical Medical Laboratory
- San Antonio, TX
- NPI 1689817538
-
- Clinical Medical Laboratory
- St George, UT
- NPI 1255971198
Anatomic Pathology & Clinical Pathology
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
Care Compare profile
Medicare Care Compare- Specialty
- Pathology
- Education
- University of North Texas HSC, College of Osteopathic Med, 2012
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Corepath Laboratories, P.a.
Practice addresses (Care Compare)
1700 E Saunders St
Laredo Medical Center
Laredo, TX 78041-5474
Phone (210) 617-4445
Hospital & facility affiliations
- Laredo Medical Center
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TN, UT, NV, TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Medicare enrollment records 4
Medicare enrollment files| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20180811000201 | TN | Practitioner - Pathology | 8820230584 | Reassigns benefits to 1 organization |
| I20210629002717 | UT | Practitioner - Pathology | 8820230584 | Reassigns benefits to 2 organizations |
| I20240715003525 | NV | Practitioner - Pathology | 8820230584 | Reassigns benefits to 1 organization |
| I20260430001568 | TX | Practitioner - Pathology | 8820230584 | Reassigns benefits to 2 organizations |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Jackson Pathology Group a Professional Corporation | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Osmond Pathology PC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Pathology Services PC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Pathology Services PC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
| Pathology Experts Inc | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
Locations
520 E 22nd St
Lombard, IL 60148
Phone (630) 874-2542
1919 S Highland Ave
Bldg A
Lombard, IL 60148
1299 Bertha Howe Ave
Mesquite, NV 89027
Phone (702) 345-4270
5700 Southwyck Blvd
Toledo, OH 43614
620 Skyline Dr
Jackson, TN 38301
Phone (731) 541-4923
1303 N Main St
Cedar City, UT 84721
Phone (435) 586-2229
497 W 4800 S
Ste 201
Murray, UT 84123
1380 E Medical Center Dr
St George, UT 84790
Phone (435) 251-2992
Specialties & licenses 2
NPPES NPI Registry| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 12324607-1204 | UT | Primary |
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | R7990 | TX |
Addresses
NPPES NPI RegistryPrimary practice location
1380 E Medical Center Dr
St George, UT 84790-2123
Mailing address
1570 Canyon View Dr
Santa Clara, UT 84765-5572
Phone (817) 707-5450
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Aug 17, 2026.
{
"created_epoch": "1338422400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786924800000",
"number": "1487915054",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1570 CANYON VIEW DR",
"city": "SANTA CLARA",
"state": "UT",
"postal_code": "847655572",
"telephone_number": "817-707-5450"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1380 E MEDICAL CENTER DR",
"city": "ST GEORGE",
"state": "UT",
"postal_code": "847902123",
"telephone_number": "435-251-3037"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ELLSWORTH",
"first_name": "STEVEN",
"middle_name": "K",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2012-05-31",
"last_updated": "2026-08-17",
"certification_date": "2026-08-17",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "UT",
"license": "12324607-1204",
"primary": true
},
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "TX",
"license": "R7990",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in St George, UT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 17, 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.