Doctor profile · Federal record
Dr. Teresa Fesen, FNP-BC
Family Nurse Practitioner (CMS: Nurse Practitioner) · Springfield, IL
- NPI 1437402575
- Accepts Medicare
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
751 N Rutledge St, Suite 0300
Springfield, IL 627024968
(217) 545-8000
fax (217) 545-1229
Credentials & registration
- NPI registered
- October 2012 — 14 yrs on file
- Profile last updated
- October 21, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Illinois #209009955
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437402575. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
272
Distinct HCPCS
5
Medicare allowed
$16,978
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 102 | 64 | $101 | |
83036 |
Hemoglobin a1c level | 63 | 54 | $9 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 51 | 30 | $28 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 27 | $75 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 21 | 16 | $100 |
In context: peer comparison
Among 97 peers in this city , average services per provider: 140. This provider delivers 1.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,617
Patients
437
Total drug cost
$1,390,360
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trulicity (Dulaglutide) | Brand | 189 | 34 | $246,179 |
| Metformin Hcl | Generic | 184 | 49 | $2,488 |
| Novolog Flexpen (Insulin Aspart) | Brand | 165 | 51 | $225,026 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 162 | 46 | $101,112 |
| Jardiance (Empagliflozin) | Brand | 152 | 37 | $198,747 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 100 | 34 | $2,371 |
| Ozempic (Semaglutide) | Brand | 100 | 24 | $167,401 |
| Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 96 | 34 | $9,462 |
| Basaglar Kwikpen U-100 (Insulin Glargine,hum.Rec.Anlog) | Brand | 94 | 25 | $44,459 |
| Victoza 3-Pak (Liraglutide) | Brand | 76 | 17 | $131,684 |
Frequently asked questions
What is Dr. Teresa Fesen's medical specialty?
Dr. Teresa Fesen practices Family Nurse Practitioner in Springfield, IL.
Where does Dr. Teresa Fesen practice?
Dr. Teresa Fesen practices at 751 N Rutledge St, Springfield, IL 627024968. Office phone: 2175458000.
What is Dr. Teresa Fesen's NPI?
Dr. Teresa Fesen's National Provider Identifier (NPI) is 1437402575, issued by NPPES.
Does Dr. Teresa Fesen accept Medicare assignment?
Yes. Dr. Teresa Fesen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Teresa Fesen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.