Doctor profile · Federal record
Dr. Jonathan Warren, MD
Sleep Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Joliet, IL
- NPI 1871519124
- Accepts Medicare
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2201 Glenwood Ave
Joliet, IL 604355574
(815) 773-9090
fax (855) 705-5544 - Additional location
-
5999 New Wilke RD Ste 107
Rolling Meadows, IL 600084501
(847) 797-1933
fax (855) 709-5544
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 3, 2026
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207RS0012X — NUCC code
- State licenses (2)
- Illinois #036104101 · Illinois #036-104101
- Medicaid
- IL #036104101
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871519124. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
723
Distinct HCPCS
7
Medicare allowed
$87,492
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 476 | 428 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 81 | 64 | $94 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 67 | 48 | $59 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $171 | |
95806 |
Sleep study including heart rate, breathing, airflow, and effort | 25 | 23 | $65 | |
95811 |
Sleep study in sleep lab with continuous airway pressure (6 years or older) | 24 | 24 | $125 | |
95810 |
Sleep study in sleep lab (6 years or older) | 11 | 11 | $121 |
In context: peer comparison
Among 1 peers in Joliet Sleep Medicine (Internal Medicine) Physician, average services per provider: 103. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$248
Transactions
10
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Jazz Pharmaceuticals INC. | 8 | $195.78 | |
| Axsome Therapeutics, INC. | 1 | $29.89 | |
| Inspire Medical Systems, INC. | 1 | $22.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
264
Patients
39
Total drug cost
$5,643
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 58 | 15 | $944 |
| Lorazepam | Generic | 52 | 13 | $509 |
| Trazodone Hcl | Generic | 39 | 0 | $677 |
| Mirtazapine | Generic | 36 | 11 | $587 |
| Tramadol Hcl | Generic | 25 | 0 | $156 |
| Modafinil | Generic | 22 | 0 | $1,869 |
| Duloxetine Hcl | Generic | 21 | 0 | $668 |
| Escitalopram Oxalate | Generic | 11 | 0 | $233 |
Hospital affiliations
Frequently asked questions
What is Dr. Jonathan Warren's medical specialty?
Dr. Jonathan Warren practices Sleep Medicine (Internal Medicine) Physician in Joliet, IL.
Where does Dr. Jonathan Warren practice?
Dr. Jonathan Warren practices at 2201 Glenwood Ave, Joliet, IL 604355574. Office phone: 8157739090.
What is Dr. Jonathan Warren's NPI?
Dr. Jonathan Warren's National Provider Identifier (NPI) is 1871519124, issued by NPPES.
Does Dr. Jonathan Warren accept Medicare assignment?
Yes. Dr. Jonathan Warren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Warren commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.