Quick answers
- Does Stephanie Rein accept Medicare assignment?
- Yes. Medicare's clinician data says Stephanie Rein 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 Stephanie Rein see?
- In 2024, CMS data shows 203 Original Medicare patients and 829 services for Stephanie Rein. This counts Original Medicare only and measures volume, not quality.
- What is Stephanie Rein's NPI number?
- 1699816413. 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 Stephanie Rein, 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 | 203 |
|---|---|
| Services billed to Medicare | 829 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)188 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)162 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)130 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)86 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)46 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 cholesterol67%
- Arthritis42%
- High blood pressure39%
- Osteoporosis30%
- Ischemic heart disease24%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)19%
Hospitals where Stephanie Rein works
Medicare's Facility Affiliation Data lists Stephanie Rein 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.
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330214
Practice locations
Addresses where Stephanie Rein is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 BroadwayNew York, NY 10006 (212) 263‑9700
- 159 E 53rd StNew York, NY 10022 (646) 754‑3300
- 355 W 52nd StNew York, NY 10019 (646) 778‑5555
- 355 W 52nd St, Fl 7lNew York, NY 10019 (212) 598‑6697
Group practices
Medicare enrollment lists Stephanie Rein as a member of this group (CMS data updated October 2, 2026).
- New York University6,134 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Other clinicians in New York University
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1992 (34 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) | 1699816413 |
| 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