Caitlin Alonzo
Caitlin Alonzo is a Nurse Practitioner in O Fallon, Illinois. Qualified in 2018, 8 years ago. Practices with Cep America-Illinois Hospitalists, LLP, a 196-clinician group and accepts Medicare assignment. Licensed in Illinois and Missouri.
- Years since qualifying
- 8
- Licensed in
- IL, MO
- In the registry since
- 2025
- Specialties on file
- 2
Practice location Address checks out
1 Saint Elizabeth BlvdO Fallon, IL 62269-1099
Phone: (618) 234-2120
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Nurse Practitioner (primary) | Taxonomy 363L00000X · Licence 209034125 (IL) |
|---|---|
| Family Nurse Practitioner | Taxonomy 363LF0000X · Licence 2025008810 (MO) |
Record details
| NPI number | 1083576243 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Sole proprietor | No |
| NPI enumerated | November 26, 2025 |
| Last updated in NPPES | March 23, 2026 |
| Certification date | March 23, 2026 |
| Mailing address | 212 Harbor Vw, Fenton, MO 63026-7515 |
Medicare enrollment
| Medicare specialty | NURSE PRACTITIONER |
|---|---|
| Medical school | OTHER |
| Graduated | 2018 (8 years in practice) |
| Group practice | Cep America-Illinois Hospitalists, Llp — 196 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in O Fallon
-
Mrs. Kimberly Burgess, AGNP-C
670 Pierce Blvd, O Fallon, IL 62269-2579 · (618) 206-2094
-
Sarah Ann Durnell, FNP
310 N 7 Hills Rd Ste 220, O Fallon, IL 62269-4111 · (618) 624-6181
-
Easee Health & Wellness
9 Eagle Ctr Ste 3, O Fallon, IL 62269-1948 · (618) 737-9825
-
Marianne Guthrie
3 Saint Elizabeth Blvd Ste 200, O Fallon, IL 62269-1281 · (618) 234-2120