Quick answers
- Does Ariel Y. Steinherz accept Medicare assignment?
- Yes. Medicare's clinician data says Ariel Y. Steinherz 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 Ariel Y. Steinherz see?
- In 2024, CMS data shows 900 Original Medicare patients and 14,238 services for Ariel Y. Steinherz. This counts Original Medicare only and measures volume, not quality.
- What is Ariel Y. Steinherz's NPI number?
- 1104390087. 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 Ariel Y. Steinherz, 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 | 900 |
|---|---|
| Services billed to Medicare | 14,238 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 82 |
Most frequent services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)3,274 services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)3,241 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)2,463 services
- Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)1,014 services
- Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)941 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%
- Arthritis75%
- Diabetes71%
- Alzheimer's disease or dementia52%
- Depression49%
Practice locations
Addresses where Ariel Y. Steinherz is enrolled with Medicare (CMS data updated October 2, 2026).
- 3709 Flatlands AveBrooklyn, NY 11234 (646) 535‑1545
Group practices
Medicare enrollment lists Ariel Y. Steinherz as a member of this group (CMS data updated October 2, 2026).
- Kings County House Calls NP in Family Health PLLC34 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Other clinicians in Kings County House Calls NP in Family Health PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104390087 |
| 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