Billy Aguilar, N.P.
NPI 1821236472 · Nurse Practitioner · Kerrville, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Billy Aguilar, N.P. is a Nurse Practitioner provider in Kerrville, TX (NPI 1821236472).
Provider details
- NPI number
- 1821236472
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Male
- Sole proprietor
- No
- License
- 667109 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
484 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 High Level of Medical Decision Making99285 | 206 | $144 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 163 | $99 |
| Critical Care, First 30-74 Minutes99291 | 72 | $169 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 31 | $58 |
| Simple Repair of Surface Wound of Scalp, Neck, Underarms, Trunk, Arms, Or Legs, 2.5 Cm Or Less12001 | 12 | $35 |
Typical Medicare-allowed amounts for these services range $35–$169 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 42 | 42 |
| Methocarbamol | 19 | 18 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 19 |
| Tramadol Hcl | 19 | 19 |
| Cephalexin | 17 | 17 |
| Ondansetron Hcl | 16 | 16 |
| Cefpodoxime Proxetil | 14 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-02-04
- Last updated
- 2024-05-21
- Certified
- 2024-05-21
Frequently asked questions
- What is Billy Aguilar's NPI number?
- Billy Aguilar's National Provider Identifier (NPI) is 1821236472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Billy Aguilar's specialty?
- Billy Aguilar is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Billy Aguilar located?
- Billy Aguilar's practice location on file with NPPES is 130 W Main St, Kerrville, TX 78028-5270.
- What is Billy Aguilar's phone number?
- The practice phone number listed in the NPPES registry for Billy Aguilar is (830) 258-7669.
- Does Billy Aguilar accept Medicare?
- Billy Aguilar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Billy Aguilar's NPI active?
- Yes — Billy Aguilar's NPI (1821236472) is active in the NPPES registry as of the last update on 2024-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.