Quick answers
- Does Katelin L. Elenterio accept Medicare assignment?
- Yes. Medicare's clinician data says Katelin L. Elenterio 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 Katelin L. Elenterio see?
- In 2024, CMS data shows 76 Original Medicare patients and 67,048 services for Katelin L. Elenterio. This counts Original Medicare only and measures volume, not quality.
- What is Katelin L. Elenterio's NPI number?
- 1427612050. 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 Katelin L. Elenterio, 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 | 76 |
|---|---|
| Services billed to Medicare | 67,048 |
| Different services or procedures | 30 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Injection, lecanemab-irmb, 1 mg (J0174)31,800 services
- Injection, natalizumab, 1 mg (J2323)17,400 services
- Injection, inclisiran, 1 mg (J1306)4,260 services
- Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (96365)134 services
- Injection of drug or substance under skin or into muscle (96372)34 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 cholesterol75%
- High blood pressure58%
- Arthritis54%
- Diabetes37%
- Anxiety36%
- Ischemic heart disease34%
Hospitals where Katelin L. Elenterio works
Medicare's Facility Affiliation Data lists Katelin L. Elenterio at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330185
Practice locations
Addresses where Katelin L. Elenterio is enrolled with Medicare (CMS data updated October 2, 2026).
- 165 N Village AveRockville Centre, NY 11570 (212) 803‑3339
Group practices
Medicare enrollment lists Katelin L. Elenterio as a member of this group (CMS data updated October 2, 2026).
- Mission Medical Care PC56 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Rockville Centre
Clinicians with the same Medicare primary specialty in Rockville Centre, NY — not a recommendation.
Other clinicians in Mission Medical Care PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | State University Of New York At Stony Brook, School Of Medicine |
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427612050 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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