Doctor profile · Federal record
Dr. Roula Al-Dahhak, M.D.
Neurology Physician (CMS: Neurology) · Clinical Neurophysiology Physician · Neurology Physician · Neurology Physician · O Fallon, IL
- NPI 1033116165
- Accepts Medicare
- 33 yrs in practice
- Licensed in 3 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
3 Saint Elizabeth Blvd Ste 5000
O Fallon, IL 622691282
(618) 641-5803
fax (618) 607-5116 - Additional location
-
70 Jungermann Cir Ste 300
Saint Peters, MO 633761637
(636) 916-7060 - Additional location
-
915 N Grand Blvd # A-139
Saint Louis, MO 631061621
(314) 652-4100
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- September 29, 2025
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (3)
- Illinois #036176244 · Ohio #35082826 · Missouri #2010011111
- Medicaid
- OH #2537919
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033116165. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
101
Distinct HCPCS
3
Medicare allowed
$11,259
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 50 | 32 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 40 | 38 | $127 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 11 | 11 | $216 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 56. This provider delivers 1.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
297
Patients
29
Total drug cost
$8,853
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 175 | 29 | $3,571 |
| Pregabalin | Generic | 25 | 0 | $370 |
| Amitriptyline Hcl | Generic | 24 | 0 | $262 |
| Memantine Hcl | Generic | 19 | 0 | $2,579 |
| Topiramate | Generic | 16 | 0 | $404 |
| Pyridostigmine Bromide | Generic | 15 | 0 | $773 |
| Levetiracetam | Generic | 12 | 0 | $413 |
| Donepezil Hcl | Generic | 11 | 0 | $481 |
Hospital affiliations
Frequently asked questions
What is Dr. Roula Al-Dahhak's medical specialty?
Dr. Roula Al-Dahhak practices Neurology Physician in O Fallon, IL.
Where does Dr. Roula Al-Dahhak practice?
Dr. Roula Al-Dahhak practices at 3 Saint Elizabeth Blvd Ste 5000, O Fallon, IL 622691282. Office phone: 6186415803.
What is Dr. Roula Al-Dahhak's NPI?
Dr. Roula Al-Dahhak's National Provider Identifier (NPI) is 1033116165, issued by NPPES.
Does Dr. Roula Al-Dahhak accept Medicare assignment?
Yes. Dr. Roula Al-Dahhak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roula Al-Dahhak commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.