Ariana Gonzalez-Melendez, MD
NPI 1891157111 · Rheumatology Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariana Gonzalez-Melendez, MD is a Rheumatology Physician provider in San Juan, PR (NPI 1891157111).
Provider details
- NPI number
- 1891157111
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 21141 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 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
32 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 32 | $89 |
Typical Medicare-allowed amounts for these services range $89–$89 (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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 231 | 66 |
| Methotrexate Sodiumbrand: Methotrexate | 214 | 44 |
| Hydroxychloroquine Sulfate | 176 | 39 |
| Gabapentin | 171 | 55 |
| Duloxetine Hcl | 158 | 39 |
| Pregabalin | 113 | 21 |
| Sulfasalazine | 85 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,175 across 25 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
Additional practice locations (1)
- 10 Calle CasiaSan Juan, PR 00921-3200Phone: (787) 641-7582Fax: (787) 641-4561
Registry dates
- Enumerated
- 2016-03-25
- Last updated
- 2021-11-23
- Certified
- 2021-11-23
Frequently asked questions
- What is Ariana Gonzalez-Melendez's NPI number?
- Ariana Gonzalez-Melendez's National Provider Identifier (NPI) is 1891157111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariana Gonzalez-Melendez's specialty?
- Ariana Gonzalez-Melendez is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ariana Gonzalez-Melendez located?
- Ariana Gonzalez-Melendez's practice location on file with NPPES is University of Puerto Rico Medical Sciences Campus, San Juan, PR 00921.
- What is Ariana Gonzalez-Melendez's phone number?
- The practice phone number listed in the NPPES registry for Ariana Gonzalez-Melendez is (787) 758-2525.
- Does Ariana Gonzalez-Melendez accept Medicare?
- Ariana Gonzalez-Melendez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariana Gonzalez-Melendez's NPI active?
- Yes — Ariana Gonzalez-Melendez's NPI (1891157111) is active in the NPPES registry as of the last update on 2021-11-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.