Doctor profile · Federal record
Dr. Jacob Mattox, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Oak Lawn, IL
- NPI 1922636893
- Accepts Medicare
- 6 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4440 W 95Th St
Oak Lawn, IL 604532600
(708) 684-8000
Credentials & registration
- NPI registered
- March 2020 — 6 yrs on file
- Profile last updated
- June 17, 2020
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Illinois #125.075832
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922636893. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
119
Distinct HCPCS
3
Medicare allowed
$18,072
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 62 | 59 | $164 | |
99284 |
Emergency department visit with moderate level of medical decision making | 40 | 39 | $113 | |
99291 |
Critical care, first 30-74 minutes | 17 | 16 | $199 |
In context: peer comparison
Among 49 peers in Oak Lawn Emergency Medicine Physician, average services per provider: 79. This provider delivers 1.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
39
Patients
38
Total drug cost
$312
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 25 | 25 | $288 |
| Prednisone | Generic | 14 | 13 | $23 |
Hospital affiliations
Frequently asked questions
What is Dr. Jacob Mattox's medical specialty?
Dr. Jacob Mattox practices Emergency Medicine Physician in Oak Lawn, IL.
Where does Dr. Jacob Mattox practice?
Dr. Jacob Mattox practices at 4440 W 95Th St, Oak Lawn, IL 604532600. Office phone: 7086848000.
What is Dr. Jacob Mattox's NPI?
Dr. Jacob Mattox's National Provider Identifier (NPI) is 1922636893, issued by NPPES.
Does Dr. Jacob Mattox accept Medicare assignment?
Yes. Dr. Jacob Mattox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jacob Mattox commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.