Quick answers
- Does Lisa K. Ellman-Grunther accept Medicare assignment?
- Yes. Medicare's clinician data says Lisa K. Ellman-Grunther 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 Lisa K. Ellman-Grunther see?
- In 2024, CMS data shows 12 Original Medicare patients and 78 services for Lisa K. Ellman-Grunther. This counts Original Medicare only and measures volume, not quality.
- What is Lisa K. Ellman-Grunther's NPI number?
- 1336107325. 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 Lisa K. Ellman-Grunther, 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 | 12 |
|---|---|
| Services billed to Medicare | 78 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Practice locations
Addresses where Lisa K. Ellman-Grunther is enrolled with Medicare (CMS data updated October 2, 2026).
- 150 Broadway, Rm 713New York, NY 10038 (646) 854‑3002
Specialties
- Allergy/Immunologyprimary
- Internal Medicinealso
Other allergist and immunologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1996 (30 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) | 1336107325 |
| 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