Doctor profile · Federal record
Dr. Peter Niemann, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · La Crosse, WI
- NPI 1669602918
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
700 West Ave S
La Crosse, WI 546014783
(608) 785-0940 - Additional location
-
801 Broadway N
Fargo, ND 581023641
(701) 234-2731 - Mailing address
-
Po Box 1510
Eau Claire, WI 547021510
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- North Dakota #13707 · Minnesota #21685
- Medicaid
- ND #81905
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669602918. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
526
Distinct HCPCS
6
Medicare allowed
$47,837
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 305 | 111 | $77 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 76 | 46 | $115 | |
99238 |
Hospital discharge day management, 30 minutes or less | 75 | 74 | $78 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 29 | $169 | |
99239 |
Hospital discharge day management, more than 30 minutes | 28 | 28 | $112 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $126 |
In context: peer comparison
Among 36 peers in this city , average services per provider: 83. This provider delivers 6.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
356
Patients
92
Total drug cost
$13,441
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 47 | 13 | $399 |
| Furosemide | Generic | 41 | 24 | $240 |
| Lisinopril | Generic | 37 | 0 | $181 |
| Carbamazepine | Generic | 26 | 0 | $932 |
| Cefdinir | Generic | 26 | 26 | $321 |
| Amlodipine Besylate | Generic | 25 | 0 | $168 |
| Metoprolol Succinate | Generic | 21 | 12 | $357 |
| Levetiracetam | Generic | 20 | 0 | $445 |
| Levothyroxine Sodium | Generic | 18 | 0 | $170 |
| Prednisone | Generic | 18 | 17 | $36 |
Frequently asked questions
What is Dr. Peter Niemann's medical specialty?
Dr. Peter Niemann practices Internal Medicine Physician in La Crosse, WI.
Where does Dr. Peter Niemann practice?
Dr. Peter Niemann practices at 700 West Ave S, La Crosse, WI 546014783. Office phone: 6087850940.
What is Dr. Peter Niemann's NPI?
Dr. Peter Niemann's National Provider Identifier (NPI) is 1669602918, issued by NPPES.
Does Dr. Peter Niemann accept Medicare assignment?
Yes. Dr. Peter Niemann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Niemann commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.