Doctor profile · Federal record
Dr. Maria Fassari, MD
Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Janesville, WI
- NPI 1295860500
- Accepts Medicare
- 11 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3400 E Racine St
Janesville, WI 535462344
(608) 373-8000
fax (608) 373-8514 - Mailing address
-
1808 W Beltline Hwy
Madison, WI 537132334
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- November 12, 2020
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Wisconsin #67628-20 · Illinois #036-116724
- Medicaid
- WI #1295860500
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295860500. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
948
Distinct HCPCS
6
Medicare allowed
$107,088
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 539 | 204 | $122 | |
99239 |
Hospital discharge day management, more than 30 minutes | 204 | 199 | $116 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 118 | 72 | $78 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 42 | 28 | $49 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 29 | $174 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 16 | $81 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 104. This provider delivers 9.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
118
Patients
95
Total drug cost
$697
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 39 | 35 | $114 |
| Pantoprazole Sodium | Generic | 19 | 15 | $148 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 17 | 17 | $103 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 15 | $212 |
| Metoprolol Tartrate | Generic | 15 | 0 | $63 |
| Furosemide | Generic | 13 | 13 | $57 |
Frequently asked questions
What is Dr. Maria Fassari's medical specialty?
Dr. Maria Fassari practices Internal Medicine Physician in Janesville, WI.
Where does Dr. Maria Fassari practice?
Dr. Maria Fassari practices at 3400 E Racine St, Janesville, WI 535462344. Office phone: 6083738000.
What is Dr. Maria Fassari's NPI?
Dr. Maria Fassari's National Provider Identifier (NPI) is 1295860500, issued by NPPES.
Does Dr. Maria Fassari accept Medicare assignment?
Yes. Dr. Maria Fassari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Fassari commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.