Doctor profile · Federal record
Dr. Jennifer Kassir, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Lisle, IL
- NPI 1528214715
- Accepts Medicare
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
430 Warrenville RD, Ste 210
Lisle, IL 605321348
(630) 432-6180
fax (630) 432-6181 - Mailing address
-
1860 Paysphere Cir
Chicago, IL 606740018
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- June 15, 2022
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Illinois #036.120590 · Illinois #036120590
- Medicaid
- IL #036120590
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528214715. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,098
Distinct HCPCS
10
Medicare allowed
$184,422
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 475 | 271 | $133 | |
36415 |
Insertion of needle into vein for collection of blood sample | 452 | 279 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 270 | 211 | $10 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 215 | 215 | $133 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 202 | 187 | $13 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 199 | 163 | $94 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 151 | 108 | $186 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 137 | 122 | $6 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 131 | 101 | $16 | |
83036 |
Hemoglobin a1c level | 116 | 88 | $10 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 85. This provider delivers 36× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,084
Patients
651
Total drug cost
$31,466
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 333 | 105 | $5,321 |
| Levothyroxine Sodium | Generic | 277 | 73 | $4,614 |
| Losartan Potassium | Generic | 220 | 67 | $3,314 |
| Amlodipine Besylate | Generic | 215 | 75 | $2,525 |
| Rosuvastatin Calcium | Generic | 155 | 55 | $2,660 |
| Lisinopril | Generic | 137 | 34 | $1,755 |
| Metoprolol Succinate | Generic | 112 | 39 | $2,574 |
| Simvastatin | Generic | 107 | 31 | $1,559 |
| Hydrochlorothiazide | Generic | 104 | 30 | $699 |
| Metformin Hcl | Generic | 83 | 25 | $1,296 |
Frequently asked questions
What is Dr. Jennifer Kassir's medical specialty?
Dr. Jennifer Kassir practices Internal Medicine Physician in Lisle, IL.
Where does Dr. Jennifer Kassir practice?
Dr. Jennifer Kassir practices at 430 Warrenville RD, Lisle, IL 605321348. Office phone: 6304326180.
What is Dr. Jennifer Kassir's NPI?
Dr. Jennifer Kassir's National Provider Identifier (NPI) is 1528214715, issued by NPPES.
Does Dr. Jennifer Kassir accept Medicare assignment?
Yes. Dr. Jennifer Kassir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Kassir commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.