Doctor profile · Federal record
Dr. Diane Wilken, FNP-C
Nurse Practitioner · Family Nurse Practitioner · Eau Claire, WI
- NPI 1245802032
- 5 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
733 W Clairemont Ave
Eau Claire, WI 547016117
(715) 838-5340 - Mailing address
-
200 1St St Sw
Rochester, MN 559050002
Credentials & registration
- NPI registered
- July 2021 — 5 yrs on file
- Profile last updated
- February 4, 2026
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Wisconsin #11077-33
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245802032. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
272
Distinct HCPCS
4
Medicare allowed
$26,979
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 98 | 95 | $72 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 98 | 97 | $102 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 57 | 56 | $143 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $89 |
In context: peer comparison
Among 59 peers in Eau Claire Nurse Practitioner, average services per provider: 74. This provider delivers 3.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
214
Patients
210
Total drug cost
$1,842
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 53 | 52 | $145 |
| Doxycycline Hyclate | Generic | 38 | 38 | $334 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 31 | 30 | $473 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 30 | 29 | $228 |
| Cefadroxil | Generic | 21 | 21 | $177 |
| Cefdinir | Generic | 18 | 17 | $256 |
| Triamcinolone Acetonide | Generic | 12 | 12 | $117 |
| Methylprednisolone | Generic | 11 | 11 | $111 |
Frequently asked questions
What is Dr. Diane Wilken's medical specialty?
Dr. Diane Wilken practices Nurse Practitioner in Eau Claire, WI.
Where does Dr. Diane Wilken practice?
Dr. Diane Wilken practices at 733 W Clairemont Ave, Eau Claire, WI 547016117. Office phone: 7158385340.
What is Dr. Diane Wilken's NPI?
Dr. Diane Wilken's National Provider Identifier (NPI) is 1245802032, issued by NPPES.
What procedures does Dr. Diane Wilken commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.