Quick answers
- Does Pilar A. Stevens-Haynes accept Medicare assignment?
- Yes. Medicare's clinician data says Pilar A. Stevens-Haynes 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 Pilar A. Stevens-Haynes see?
- In 2024, CMS data shows 4,203 Original Medicare patients and 7,087 services for Pilar A. Stevens-Haynes. This counts Original Medicare only and measures volume, not quality.
- What is Pilar A. Stevens-Haynes's NPI number?
- 1063438810. 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 Pilar A. Stevens-Haynes, 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 | 4,203 |
|---|---|
| Services billed to Medicare | 7,087 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)4,756 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)1,262 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)200 services
- Nuclear medicine studies of heart muscle at rest and with stress and spect (78452)153 services
- Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (93016)104 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%
- Ischemic heart disease54%
- Arthritis51%
- Diabetes50%
- Heart failure39%
Hospitals where Pilar A. Stevens-Haynes works
Medicare's Facility Affiliation Data lists Pilar A. Stevens-Haynes 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.
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330024
- Mount Sinai South NassauOceanside, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330198
- North Shore University HospitalManhasset, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330106
- Ns/Lij HS Huntington HospitalHuntington, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330045
- St Francis Hospital - The Heart CenterRoslyn, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330182
Practice locations
Addresses where Pilar A. Stevens-Haynes is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Healthy WayOceanside, NY 11572 (516) 632‑3670
- 111 Washington Ave NWWagner, SD 57380 (605) 384‑4820
Group practices
Medicare enrollment lists Pilar A. Stevens-Haynes as a member of these groups (CMS data updated October 2, 2026).
- Mount Sinai School of Medicine148 clinicians in the group
- Wagner Indian Health Service Health Center16 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New York →
Other cardiologists in Oceanside
Clinicians with the same Medicare primary specialty in Oceanside, NY — not a recommendation.
Other clinicians in Mount Sinai School of Medicine
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1063438810 |
| 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