Doctor profile · Federal record
Dr. William Wittman, MD
Internal Medicine Physician (CMS: Internal Medicine) · Oconto Falls, WI
- NPI 1902880511
- Accepts Medicare
- 46 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
107 E Highland Dr
Oconto Falls, WI 541541002
(920) 846-3092
fax (920) 846-8313 - Additional location
-
307 Manor Dr
Suring, WI 541749182
(920) 842-2144
fax (920) 842-4111 - Additional location
-
833 S Main St
Oconto Falls, WI 541541241 - Mailing address
-
Po Box 22487
Green Bay, WI 543052487
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- August 24, 2020
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Wisconsin #24066
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902880511. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
615
Distinct HCPCS
4
Medicare allowed
$55,224
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 364 | 126 | $74 | |
99239 |
Hospital discharge day management, more than 30 minutes | 127 | 123 | $107 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 76 | 75 | $163 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 48 | 20 | $46 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 54. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
913
Patients
258
Total drug cost
$49,349
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 142 | 26 | $966 |
| Atorvastatin Calcium | Generic | 127 | 38 | $1,904 |
| Eliquis (Apixaban) | Brand | 95 | 12 | $39,332 |
| Amlodipine Besylate | Generic | 77 | 29 | $496 |
| Pantoprazole Sodium | Generic | 62 | 28 | $523 |
| Potassium Chloride | Generic | 56 | 23 | $666 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 55 | 24 | $649 |
| Metoprolol Succinate | Generic | 54 | 18 | $900 |
| Rosuvastatin Calcium | Generic | 40 | 21 | $879 |
| Donepezil Hcl | Generic | 39 | 0 | $528 |
Frequently asked questions
What is Dr. William Wittman's medical specialty?
Dr. William Wittman practices Internal Medicine Physician in Oconto Falls, WI.
Where does Dr. William Wittman practice?
Dr. William Wittman practices at 107 E Highland Dr, Oconto Falls, WI 541541002. Office phone: 9208463092.
What is Dr. William Wittman's NPI?
Dr. William Wittman's National Provider Identifier (NPI) is 1902880511, issued by NPPES.
Does Dr. William Wittman accept Medicare assignment?
Yes. Dr. William Wittman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Wittman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.