Doctor profile · Federal record
Dr. William Ranum, MD
Family Medicine Physician (CMS: Family Practice) · Waunakee, WI
- NPI 1043267172
- Accepts Medicare
- 39 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1300 S Century Ave
Waunakee, WI 535972386
(608) 849-4315
fax (608) 850-1606
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- June 10, 2021
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Wisconsin #29827-020
- Medicaid
- WI #1043267172
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043267172. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,746
Distinct HCPCS
10
Medicare allowed
$116,506
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 367 | 167 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 307 | 156 | $122 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 147 | 56 | $75 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 131 | 131 | $124 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 118 | 92 | $86 | |
G0008 |
Administration of influenza virus vaccine | 94 | 94 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 88 | 88 | $76 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 78 | 56 | $6 | |
96372 |
Injection of drug or substance under skin or into muscle | 38 | 17 | $14 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 32 | 22 | $3 |
In context: peer comparison
Among 4 peers in Waunakee Family Medicine Physician, average services per provider: 66. This provider delivers 26× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,916
Patients
603
Total drug cost
$24,867
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 341 | 97 | $4,393 |
| Lisinopril | Generic | 193 | 60 | $2,779 |
| Simvastatin | Generic | 169 | 51 | $1,560 |
| Omeprazole | Generic | 161 | 46 | $2,851 |
| Levothyroxine Sodium | Generic | 136 | 41 | $2,162 |
| Hydrochlorothiazide | Generic | 110 | 35 | $632 |
| Tamsulosin Hcl | Generic | 96 | 24 | $1,960 |
| Metoprolol Tartrate | Generic | 93 | 28 | $764 |
| Prednisone | Generic | 92 | 46 | $606 |
| Amlodipine Besylate | Generic | 91 | 32 | $951 |
Hospital affiliations
Frequently asked questions
What is Dr. William Ranum's medical specialty?
Dr. William Ranum practices Family Medicine Physician in Waunakee, WI.
Where does Dr. William Ranum practice?
Dr. William Ranum practices at 1300 S Century Ave, Waunakee, WI 535972386. Office phone: 6088494315.
What is Dr. William Ranum's NPI?
Dr. William Ranum's National Provider Identifier (NPI) is 1043267172, issued by NPPES.
Does Dr. William Ranum accept Medicare assignment?
Yes. Dr. William Ranum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ranum commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.