Quick answers
- Does Adam K. Karen accept Medicare assignment?
- Yes. Medicare's clinician data says Adam K. Karen 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 Adam K. Karen see?
- In 2024, CMS data shows 60 Original Medicare patients and 117 services for Adam K. Karen. This counts Original Medicare only and measures volume, not quality.
- What is Adam K. Karen's NPI number?
- 1386762102. 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 Adam K. Karen, 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 | 60 |
|---|---|
| Services billed to Medicare | 117 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Detection test by immunoassay with direct visual observation for influenza virus (87804)18 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)18 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)17 services
- Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (87811)15 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%
- High blood pressure67%
- Arthritis52%
- Anxiety37%
- Depression30%
- Ischemic heart disease25%
Practice locations
Addresses where Adam K. Karen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 377 S Oyster Bay RdPlainview, NY 11803 (516) 537‑9061
- 5505 Myrtle AveRidgewood, NY 11385 (718) 502‑9063
- 5828 99th StCorona, NY 11368 (718) 502‑9867
- 5828 99th St CoronaCorona, NY 11368 (718) 502‑9867
- 650 White Plains RdTarrytown, NY 10591 (914) 266‑3102
Group practices
Medicare enrollment lists Adam K. Karen as a member of this group (CMS data updated October 2, 2026).
- North Shore Lij Urgent Care PC390 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Plainview
Clinicians with the same Medicare primary specialty in Plainview, NY — not a recommendation.
Other clinicians in North Shore Lij Urgent Care PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | State University Of New York At Stony Brook, School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386762102 |
| 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