Quick answers
- Does Jan P. Ulloa Padilla accept Medicare assignment?
- Yes. Medicare's clinician data says Jan P. Ulloa Padilla accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Jan P. Ulloa Padilla see?
- In 2024, CMS data shows 92 Original Medicare patients and 476 services for Jan P. Ulloa Padilla. This counts Original Medicare only and measures volume, not quality.
- What is Jan P. Ulloa Padilla's NPI number?
- 1447651096. 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 Jan P. Ulloa Padilla, 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 | 92 |
|---|---|
| Services billed to Medicare | 476 |
| Different services or procedures | 36 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Exam of the internal drainage system of eye (92020)74 services
- Photography of content of eyes (92285)73 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)59 services
- Photography of the retina (92250)55 services
- Microfluid analysis of tears (83861)54 services
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 blood pressure75%
- High cholesterol75%
- Diabetes68%
- Arthritis53%
- Chronic kidney disease34%
- Ischemic heart disease27%
Practice locations
Addresses where Jan P. Ulloa Padilla is enrolled with Medicare (CMS data updated October 2, 2026).
- 107 Ave Ortegon, Suite 304Guaynabo, PR 00966 (787) 430‑4119
- 525 Ave Fd RooseveltSan Juan, PR 00918 (787) 767‑0599
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Guaynabo
Clinicians with the same Medicare primary specialty in Guaynabo, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Puerto Rico School Of Medicine |
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447651096 |
| 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