Quick answers
- Does Oscar Del Rosario accept Medicare assignment?
- Yes. Medicare's clinician data says Oscar Del Rosario 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 Oscar Del Rosario see?
- In 2024, CMS data shows 321 Original Medicare patients and 3,677 services for Oscar Del Rosario. This counts Original Medicare only and measures volume, not quality.
- What is Oscar Del Rosario's NPI number?
- 1730428848. 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 Oscar Del Rosario, 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 | 321 |
|---|---|
| Services billed to Medicare | 3,677 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)922 services
- Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow (G0181)574 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)522 services
- Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a (G0179)485 services
- Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (G0180)278 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%
- Arthritis68%
- Diabetes63%
- Anxiety57%
- Depression54%
Practice locations
Addresses where Oscar Del Rosario is enrolled with Medicare (CMS data updated October 2, 2026).
- 5600 Spring Mountain Rd, Suite 101Las Vegas, NV 89146 (702) 790‑2266
Group practices
Medicare enrollment lists Oscar Del Rosario as a member of this group (CMS data updated October 2, 2026).
- Compassionate Healthcare Services LLC4 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Las Vegas
Clinicians with the same Medicare primary specialty in Las Vegas, NV — not a recommendation.
Other clinicians in Compassionate Healthcare Services LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1730428848 |
| 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