Quick answers
- Does Guillermo Puig Arroyo accept Medicare assignment?
- Medicare's clinician data says Guillermo Puig Arroyo may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Guillermo Puig Arroyo see?
- In 2024, CMS data shows 33 Original Medicare patients and 75 services for Guillermo Puig Arroyo. This counts Original Medicare only and measures volume, not quality.
- What is Guillermo Puig Arroyo's NPI number?
- 1447799937. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Guillermo Puig Arroyo, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 33 |
|---|---|
| Services billed to Medicare | 75 |
| Different services or procedures | 39 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure73%
- Arthritis64%
- Depression42%
- Anxiety42%
Practice locations
Addresses where Guillermo Puig Arroyo is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Calle Inga Cond Costamar, 6dSan Juan, PR 00913
Specialties
- Oral Surgeryprimary
Other oral surgeons in Puerto Rico
Clinicians with the same Medicare primary specialty in Puerto Rico — not a recommendation.
Clinician information
| School | University Of Puerto Rico School Of Dentistry |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1447799937 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians