Juan Chaparro, M.D.
NPI 1639343239 · General Practice Physician · Lares, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Juan Chaparro, M.D. is a General Practice Physician provider in Lares, PR (NPI 1639343239).
Provider details
- NPI number
- 1639343239
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17099 (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
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 92 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Simvastatin | 228 | 62 |
| Gabapentin | 220 | 64 |
| Clonazepam | 157 | 29 |
| Metformin Hcl | 156 | 43 |
| Levothyroxine Sodiumbrand: Synthroid | 151 | 41 |
| Famotidine | 146 | 49 |
| Valsartan | 111 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 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)
- Hc 6 Box 94582Arecibo, PR 00612-9653Phone: (787) 969-5785
Registry dates
- Enumerated
- 2008-04-15
- Last updated
- 2024-07-01
- Certified
- 2024-07-01
Frequently asked questions
- What is Juan Chaparro's NPI number?
- Juan Chaparro's National Provider Identifier (NPI) is 1639343239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juan Chaparro's specialty?
- Juan Chaparro is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Juan Chaparro located?
- Juan Chaparro's practice location on file with NPPES is Carr 129 Km 21.8 Bo Callejones, Lares, PR 00669-0066.
- What is Juan Chaparro's phone number?
- The practice phone number listed in the NPPES registry for Juan Chaparro is (787) 372-4271.
- Does Juan Chaparro accept Medicare?
- Juan Chaparro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Juan Chaparro's NPI active?
- Yes — Juan Chaparro's NPI (1639343239) is active in the NPPES registry as of the last update on 2024-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.