Doctor profile · Federal record
Dr. Megan Hannemann, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Madison, WI
- NPI 1477118164
- Accepts Medicare
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Uw Hospitals and Clinics, 600 Highland Ave
Madison, WI 53792
(608) 263-6400
Credentials & registration
- NPI registered
- May 2019 — 7 yrs on file
- Profile last updated
- May 24, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Wisconsin #75112-20
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477118164. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
362
Distinct HCPCS
5
Medicare allowed
$38,428
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 132 | 124 | $163 | |
99284 |
Emergency department visit with moderate level of medical decision making | 116 | 108 | $112 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 89 | 86 | $8 | |
99283 |
Emergency department visit with low level of medical decision making | 13 | 12 | $66 | |
99291 |
Critical care, first 30-74 minutes | 12 | 12 | $198 |
In context: peer comparison
Among 57 peers in Madison Emergency Medicine Physician, average services per provider: 78. This provider delivers 4.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
169
Patients
154
Total drug cost
$2,639
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 43 | 41 | $132 |
| Ondansetron Odt (Ondansetron) | Brand | 38 | 38 | $227 |
| Cephalexin | Generic | 27 | 27 | $284 |
| Cefpodoxime Proxetil | Generic | 19 | 19 | $1,630 |
| Prednisone | Generic | 18 | 17 | $35 |
| Doxycycline Monohydrate | Generic | 13 | 12 | $234 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 11 | 0 | $98 |
Hospital affiliations
Frequently asked questions
What is Dr. Megan Hannemann's medical specialty?
Dr. Megan Hannemann practices Emergency Medicine Physician in Madison, WI.
Where does Dr. Megan Hannemann practice?
Dr. Megan Hannemann practices at Uw Hospitals and Clinics, Madison, WI 53792. Office phone: 6082636400.
What is Dr. Megan Hannemann's NPI?
Dr. Megan Hannemann's National Provider Identifier (NPI) is 1477118164, issued by NPPES.
Does Dr. Megan Hannemann accept Medicare assignment?
Yes. Dr. Megan Hannemann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Megan Hannemann commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.