Active NPI
Kay Elizabeth Ritzdorf, APRN
- Primary Care Nurse Practitioner
- Columbus, NE
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Primary Care Nurse Practitioner
- License
- 112578
- Practice address
- 4508 38TH St Ste 133
Columbus, NE 68601-1668 - Phone
- (402) 562-4700
- Fax
- (402) 562-4701
- NPI assigned
- Jul 30, 2018
- Last updated
- Dec 8, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Primary Care Nurse Practitioner | 363LP2300X | 112578 | NE | Primary |
Addresses
Primary practice location
4508 38TH St Ste 133
Columbus, NE 68601-1668
Mailing address
PO Box 1800
Columbus, NE 68602-1800
Phone (402) 564-7118
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NE
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Creighton University School of Medicine, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
4508 38TH St
Suite 133
Columbus, NE 68601-1668
Phone (402) 563-3644
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 80.77 of 100
- Quality
- 67.03
- Promoting interoperability
- 96
- Improvement activities
- 40
- Cost
- 72.22
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Columbus Community Hospital Inc | Current | Accepting new patients | |
| Faith Regional Physician Services, LLC | Current | Accepting new patients | |
| Faith Regional Physician Services, LLC | Current | Accepting new patients | |
| Columbus Community Hospital Inc | Current | Accepting new patients | |
| Columbus Community Hospital Inc | Current | Accepting new patients | |
| Columbus General Surgery PC | Past | Accepting new patients |
Locations
1454 28th Ave
Columbus, NE 68601
Phone (402) 564-2816
4508 38th St
Ste 133
Columbus, NE 68601
Phone (402) 562-4700
47452 268 Ave
Ste C
Humphrey, NE 68642
Phone (402) 923-0150
2600 W Norfolk Ave
Ste 200
Norfolk, NE 68701
Phone (402) 844-8194
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Columbus General Surgery
- Surgery Physician
- Columbus, NE
- NPI 1821592205
-
- Family Medicine Physician
- Norfolk, NE
- NPI 1265489157
-
dba Columbus Orthopedic & Sports Medicine Clinic
- Orthopaedic Surgery Physician
- Columbus, NE
- NPI 1144592544
-
dba Columbus Dermatology Clinic
- Dermatology Physician
- Columbus, NE
- NPI 1881370476
-
- Anesthesiology Physician
- Norfolk, NE
- NPI 1275074577
-
- Surgery Physician
- Columbus, NE
- NPI 1982639597
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Columbus Community Hospital
- General Acute Care Hospital
- Columbus, NE
- NPI 1760589295
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1532908800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765152000000",
"number": "1083192462",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 1800",
"city": "COLUMBUS",
"state": "NE",
"postal_code": "686021800",
"telephone_number": "402-564-7118"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4508 38TH ST STE 133",
"city": "COLUMBUS",
"state": "NE",
"postal_code": "686011668",
"telephone_number": "402-562-4700",
"fax_number": "402-562-4701"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RITZDORF",
"first_name": "KAY",
"middle_name": "ELIZABETH",
"credential": "APRN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2018-07-30",
"last_updated": "2025-12-08",
"certification_date": "2025-12-08",
"status": "A"
},
"taxonomies": [
{
"code": "363LP2300X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Primary Care",
"state": "NE",
"license": "112578",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Columbus, NE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 8, 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.