Roy Dileo, MD
NPI 1821076738 · Emergency Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roy Dileo, MD is a Emergency Medicine Physician provider in San Antonio, TX (NPI 1821076738).
Provider details
- NPI number
- 1821076738
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- K7275 (TX)
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
180 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 | 102 | $121 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 50 | $174 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 16 | $8 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 12 | $71 |
Typical Medicare-allowed amounts for these services range $8–$174 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 56 | 56 |
| Prednisone | 37 | 37 |
| Cefdinir | 25 | 24 |
| Azithromycin | 24 | 24 |
| Ibuprofen | 21 | 21 |
| Ondansetronbrand: Ondansetron Odt | 20 | 20 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 19 |
Practice location
Mailing address
Additional practice locations (1)
- Unit 6180 Box 245Apo, AE 09604Phone: 011390434305247
Registry dates
- Enumerated
- 2006-01-03
- Last updated
- 2021-02-05
- Certified
- 2021-02-05
Frequently asked questions
- What is Roy Dileo's NPI number?
- Roy Dileo's National Provider Identifier (NPI) is 1821076738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Dileo's specialty?
- Roy Dileo is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roy Dileo located?
- Roy Dileo's practice location on file with NPPES is 10811 Town Center Dr, San Antonio, TX 78251-4585.
- What is Roy Dileo's phone number?
- The practice phone number listed in the NPPES registry for Roy Dileo is (210) 572-0911.
- Does Roy Dileo accept Medicare?
- Roy Dileo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roy Dileo's NPI active?
- Yes — Roy Dileo's NPI (1821076738) is active in the NPPES registry as of the last update on 2021-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.