Doctor profile · Federal record
Dr. Tammy Johnsen, NP
Nurse Practitioner · Nurse Practitioner · Waukesha, WI
- NPI 1073713913
- Accepts Medicare
- 23 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
721 American Ave Ste 403
Waukesha, WI 531885071
(262) 549-1516
fax (262) 549-0648 - Mailing address
-
1860 Paysphere Cir
Chicago, IL 606740018
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- August 22, 2017
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State licenses (2)
- Wisconsin #7504 · Illinois #209005063
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073713913. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
143
Distinct HCPCS
3
Medicare allowed
$13,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 107 | 81 | $101 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 21 | $63 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 11 | 11 | $95 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 78. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$1,140
Transactions
8
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 7 | $1,040.66 | |
| AstraZeneca Pharmaceuticals LP | 1 | $99.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
346
Patients
76
Total drug cost
$80,540
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Spironolactone | Generic | 65 | 19 | $480 |
| Furosemide | Generic | 37 | 16 | $245 |
| Metoprolol Succinate | Generic | 36 | 16 | $1,231 |
| Atorvastatin Calcium | Generic | 33 | 11 | $273 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 31 | 14 | $366 |
| Rosuvastatin Calcium | Generic | 24 | 0 | $588 |
| Eliquis (Apixaban) | Brand | 23 | 0 | $24,853 |
| Entresto (Sacubitril/Valsartan) | Brand | 22 | 0 | $24,225 |
| Isosorbide Mononitrate Er (Isosorbide Mononitrate) | Brand | 16 | 0 | $295 |
| Carvedilol | Generic | 12 | 0 | $175 |
Hospital affiliations
Frequently asked questions
What is Dr. Tammy Johnsen's medical specialty?
Dr. Tammy Johnsen practices Nurse Practitioner in Waukesha, WI.
Where does Dr. Tammy Johnsen practice?
Dr. Tammy Johnsen practices at 721 American Ave Ste 403, Waukesha, WI 531885071. Office phone: 2625491516.
What is Dr. Tammy Johnsen's NPI?
Dr. Tammy Johnsen's National Provider Identifier (NPI) is 1073713913, issued by NPPES.
Does Dr. Tammy Johnsen accept Medicare assignment?
Yes. Dr. Tammy Johnsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tammy Johnsen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.