Quick answers
- Does Karine A. Grigoryants accept Medicare assignment?
- Medicare's clinician data says Karine A. Grigoryants may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Karine A. Grigoryants see?
- In 2024, CMS data shows 69 Original Medicare patients and 774 services for Karine A. Grigoryants. This counts Original Medicare only and measures volume, not quality.
- What is Karine A. Grigoryants's NPI number?
- 1538465299. 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 Karine A. Grigoryants, 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 | 69 |
|---|---|
| Services billed to Medicare | 774 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 53 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)488 services
- Injection of drug or substance under skin or into muscle (96372)139 services
- Psychotherapy, 30 minutes (90832)101 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 cholesterol70%
- High blood pressure65%
- Anxiety52%
- Diabetes45%
- Depression43%
- Arthritis30%
Practice locations
Addresses where Karine A. Grigoryants is enrolled with Medicare (CMS data updated October 2, 2026).
- 11 Route 111Smithtown, NY 11787 (631) 920‑8000
- 55 Horizon DrHuntington, NY 11743 (631) 920‑8000
Group practices
Medicare enrollment lists Karine A. Grigoryants as a member of this group (CMS data updated October 2, 2026).
- Welllife Network Inc17 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Smithtown
Clinicians with the same Medicare primary specialty in Smithtown, NY — not a recommendation.
Other clinicians in Welllife Network Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1538465299 |
| 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