Doctor profile · Federal record
Dr. Karen Ridenour, F.N.P., BC
Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Springfield, IL
- NPI 1720347933
- Accepts Medicare
- MIPS 74.4 / 100 · 2023
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
701 N First St Memorial Health System, Midwest Emergency Dept Specialists
Springfield, IL 627810001
(618) 498-7108
fax (618) 498-7919 - Additional location
-
108 W US Highway 40
Troy, IL 622941836
(618) 667-1800
fax (618) 667-1802 - Additional location
-
1103 Belt Line RD
Collinsville, IL 622344368
(618) 344-2273
fax (618) 344-3034 - Additional location
-
159 E McArthur Dr
Bethalto, IL 620101918
(618) 258-7504
fax (618) 258-7542 - Additional location
-
17 Ginger Creek Mdws
Glen Carbon, IL 620343508
(618) 656-9777
fax (618) 656-1249 - Mailing address
-
6810 State Route 162 Ste 215
Maryville, IL 620628566
Show 2 more locations
Credentials & registration
- NPI registered
- May 2012 — 14 yrs on file
- Profile last updated
- January 5, 2022
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Illinois #209009534
- Medicaid
- IL #209009534
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720347933. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
188
Distinct HCPCS
2
Medicare allowed
$11,297
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 136 | 136 | $56 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 52 | 52 | $71 |
In context: peer comparison
Among 97 peers in this city , average services per provider: 140. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
304
Patients
303
Total drug cost
$2,377
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 84 | 83 | $228 |
| Azithromycin | Generic | 36 | 36 | $139 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 31 | 31 | $278 |
| Amoxicillin | Generic | 29 | 29 | $129 |
| Cephalexin | Generic | 28 | 28 | $209 |
| Mupirocin | Generic | 26 | 26 | $324 |
| Methylprednisolone | Generic | 21 | 21 | $226 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 19 | 19 | $389 |
| Ciprofloxacin Hcl | Generic | 17 | 17 | $75 |
| Ofloxacin | Generic | 13 | 13 | $380 |
Hospital affiliations
Frequently asked questions
What is Dr. Karen Ridenour's medical specialty?
Dr. Karen Ridenour practices Family Nurse Practitioner in Springfield, IL.
Where does Dr. Karen Ridenour practice?
Dr. Karen Ridenour practices at 701 N First St Memorial Health System, Springfield, IL 627810001. Office phone: 6184987108.
What is Dr. Karen Ridenour's NPI?
Dr. Karen Ridenour's National Provider Identifier (NPI) is 1720347933, issued by NPPES.
Does Dr. Karen Ridenour accept Medicare assignment?
Yes. Dr. Karen Ridenour accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Ridenour commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.