Alberto Diaz, ARNP
NPI 1659879344 · Family Nurse Practitioner · Orlando, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alberto Diaz, ARNP is a Family Nurse Practitioner provider in Orlando, FL (NPI 1659879344).
Provider details
- NPI number
- 1659879344
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Male
- Sole proprietor
- No
- License
- ARNP9323070 (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 tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
243 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 188 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 30 | $65 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 25 | $41 |
Typical Medicare-allowed amounts for these services range $17–$65 (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 |
|---|---|---|
| Amlodipine Besylate | 27 | 13 |
| Apixabanbrand: Eliquis | 26 | 11 |
| Metoprolol Succinate | 25 | — |
| Atorvastatin Calcium | 19 | — |
| Losartan Potassium | 13 | — |
| Carvedilol | 12 | — |
| Hydralazine Hcl | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$26 across 1 record (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
Additional practice locations (1)
- 11616 Lake Underhill Rd Ste 215Orlando, FL 32825Phone: (407) 482-7788Fax: (407) 482-8698
Registry dates
- Enumerated
- 2018-01-27
- Last updated
- 2023-01-30
- Certified
- 2023-01-30
Frequently asked questions
- What is Alberto Diaz's NPI number?
- Alberto Diaz's National Provider Identifier (NPI) is 1659879344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alberto Diaz's specialty?
- Alberto Diaz is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alberto Diaz located?
- Alberto Diaz's practice location on file with NPPES is 258 S Chickasaw Trl Ste 203, Orlando, FL 32825-3558.
- What is Alberto Diaz's phone number?
- The practice phone number listed in the NPPES registry for Alberto Diaz is (407) 303-6588.
- Does Alberto Diaz accept Medicare?
- Alberto Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alberto Diaz's NPI active?
- Yes — Alberto Diaz's NPI (1659879344) is active in the NPPES registry as of the last update on 2023-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.