Quick answers
- Does Laurie J. Kirstein accept Medicare assignment?
- Yes. Medicare's clinician data says Laurie J. Kirstein 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 Laurie J. Kirstein see?
- In 2024, CMS data shows 206 Original Medicare patients and 386 services for Laurie J. Kirstein. This counts Original Medicare only and measures volume, not quality.
- What is Laurie J. Kirstein's NPI number?
- 1285677922. 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 Laurie J. Kirstein, 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 | 206 |
|---|---|
| Services billed to Medicare | 386 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)85 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)79 services
- Partial removal of breast (19301)77 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)37 services
- Biopsy or removal of deep lymph nodes of underarm (38525)21 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%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
- High blood pressure74%
- Arthritis50%
- Anxiety32%
- Diabetes29%
Practice locations
Addresses where Laurie J. Kirstein is enrolled with Medicare (CMS data updated October 2, 2026).
- 1275 York AveNew York, NY 10065 (212) 639‑2000
- 480 Red Hill RdMiddletown, NJ 07748 (908) 542‑3007
Group practices
Medicare enrollment lists Laurie J. Kirstein as a member of these groups (CMS data updated October 2, 2026).
- MSKCC Surgery Group369 clinicians in the group
- MSK Monmouth295 clinicians in the group
Specialties
- Surgical Oncologyprimary
- General Surgeryalso
Other surgical oncologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Other clinicians in MSKCC Surgery Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285677922 |
| 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