Scott Roustio, MD
NPI 1215080395 · Emergency Medicine Physician · O Fallon, IL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Scott Roustio, MD is a Emergency Medicine Physician provider in O Fallon, IL (NPI 1215080395).
Provider details
- NPI number
- 1215080395
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-087697 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
743 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 283 | $120 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 277 | $173 |
| Critical Care, First 30-74 Minutes99291 | 82 | $208 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 78 | $70 |
| Emergency Department Visit With Straightforward Medical Decision Making99282 | 23 | $42 |
Typical Medicare-allowed amounts for these services range $42–$208 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 46 | 46 |
| Prednisone | 40 | 40 |
| Azithromycin | 24 | 24 |
| Cephalexin | 24 | 24 |
| Tramadol Hcl | 21 | 21 |
| Ciprofloxacin Hcl | 19 | 19 |
| Ondansetronbrand: Ondansetron Odt | 19 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2013-05-20
Frequently asked questions
- What is Scott Roustio's NPI number?
- Scott Roustio's National Provider Identifier (NPI) is 1215080395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Scott Roustio's specialty?
- Scott Roustio is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Scott Roustio located?
- Scott Roustio's practice location on file with NPPES is 8422 Braeswood Estates Dr, O Fallon, IL 62269-4235.
- What is Scott Roustio's phone number?
- The practice phone number listed in the NPPES registry for Scott Roustio is (618) 624-0091.
- Does Scott Roustio accept Medicare?
- Scott Roustio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Scott Roustio's NPI active?
- Yes — Scott Roustio's NPI (1215080395) is active in the NPPES registry as of the last update on 2013-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.