Arnaldo Nieves Ortiz, MD
NPI 1730548967 · Internal Medicine Physician · Caguas, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnaldo Nieves Ortiz, MD is a Internal Medicine Physician provider in Caguas, PR (NPI 1730548967).
Provider details
- NPI number
- 1730548967
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 19697 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 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 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 205 | 192 |
| Metoprolol Succinate | 196 | 172 |
| Empagliflozinbrand: Jardiance | 167 | 140 |
| Famotidine | 140 | 131 |
| Furosemide | 129 | 120 |
| Losartan Potassium | 112 | 98 |
| Spironolactone | 110 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$185 across 4 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
- 2016-02-16
- Last updated
- 2023-10-31
- Certified
- 2023-10-30
Frequently asked questions
- What is Arnaldo Nieves Ortiz's NPI number?
- Arnaldo Nieves Ortiz's National Provider Identifier (NPI) is 1730548967, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnaldo Nieves Ortiz's specialty?
- Arnaldo Nieves Ortiz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arnaldo Nieves Ortiz located?
- Arnaldo Nieves Ortiz's practice location on file with NPPES is 100 Ave Luis Munoz Marin, Caguas, PR 00725-6184.
- What is Arnaldo Nieves Ortiz's phone number?
- The practice phone number listed in the NPPES registry for Arnaldo Nieves Ortiz is (787) 423-2261.
- Does Arnaldo Nieves Ortiz accept Medicare?
- Arnaldo Nieves Ortiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnaldo Nieves Ortiz's NPI active?
- Yes — Arnaldo Nieves Ortiz's NPI (1730548967) is active in the NPPES registry as of the last update on 2023-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.