Roy Ferraiuolo, MD
NPI 1821404435 · Emergency Medicine Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roy Ferraiuolo, MD is a Emergency Medicine Physician provider in Knoxville, TN (NPI 1821404435).
Provider details
- NPI number
- 1821404435
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD.37910 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,001 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 422 | $7 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 281 | $156 |
| Critical Care, First 30-74 Minutes99291 | 148 | $193 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 98 | $108 |
| Critical Care, Each Additional 30 Minutes99292 | 52 | $96 |
Typical Medicare-allowed amounts for these services range $7–$193 (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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetron Hcl | 183 | 176 |
| Naproxen | 113 | 111 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 100 | 96 |
| Methocarbamol | 66 | 64 |
| Prednisone | 58 | 56 |
| Dicyclomine Hcl | 51 | 50 |
| Cefdinir | 46 | 46 |
Practice location
Mailing address
Additional practice locations (4)
- 1912 Al Highway 157Cullman, AL 35058-0609Phone: (256) 737-2000
- 1201 7th St SeDecatur, AL 35601-3337Phone: (256) 973-2000
- 1874 Beltline Rd SwDecatur, AL 35601-5514Phone: (256) 973-6000
- 380 Woods Cove RdScottsboro, AL 35768-2428Phone: (256) 259-4444
Registry dates
- Enumerated
- 2014-07-02
- Last updated
- 2019-07-11
Frequently asked questions
- What is Roy Ferraiuolo's NPI number?
- Roy Ferraiuolo's National Provider Identifier (NPI) is 1821404435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Ferraiuolo's specialty?
- Roy Ferraiuolo is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roy Ferraiuolo located?
- Roy Ferraiuolo's practice location on file with NPPES is 1924 Alcoa Hwy # U-67, Knoxville, TN 37920-1511.
- What is Roy Ferraiuolo's phone number?
- The practice phone number listed in the NPPES registry for Roy Ferraiuolo is (865) 305-9350.
- Does Roy Ferraiuolo accept Medicare?
- Roy Ferraiuolo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roy Ferraiuolo's NPI active?
- Yes — Roy Ferraiuolo's NPI (1821404435) is active in the NPPES registry as of the last update on 2019-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.