Alexander Villacastin, ARNP
NPI 1174720619 · Adult Health Nurse Practitioner · Citrus Springs, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Villacastin, ARNP is a Adult Health Nurse Practitioner provider in Citrus Springs, FL (NPI 1174720619).
Provider details
- NPI number
- 1174720619
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- ARNP2986862 (FL)
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 tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 177 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 471 | 182 |
| Atorvastatin Calcium | 453 | 143 |
| Levothyroxine Sodium | 321 | 102 |
| Alprazolam | 278 | 55 |
| Lisinopril | 243 | 91 |
| Amlodipine Besylate | 226 | 75 |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,459 across 61 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-28
- Last updated
- 2016-10-17
Frequently asked questions
- What is Alexander Villacastin's NPI number?
- Alexander Villacastin's National Provider Identifier (NPI) is 1174720619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Villacastin's specialty?
- Alexander Villacastin is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexander Villacastin located?
- Alexander Villacastin's practice location on file with NPPES is 10489 N Florida Ave, Citrus Springs, FL 34434-3268.
- What is Alexander Villacastin's phone number?
- The practice phone number listed in the NPPES registry for Alexander Villacastin is (352) 489-2486.
- Does Alexander Villacastin accept Medicare?
- Alexander Villacastin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Villacastin's NPI active?
- Yes — Alexander Villacastin's NPI (1174720619) is active in the NPPES registry as of the last update on 2016-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.