Doctors and health care providers in East Islip, NY
355 individual NPPES records list a practice address in East Islip, 231st of 1,009 New York cities. The largest group is mental health counselor: 41, 12% of the city's records, against 4% across New York. Page 8 of 8.
The 8 largest groups in East Islip
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
East Islip in New York
- Rank in New York231st of 1,009 cities by records
- Share of the state<0.1% of New York's records
- Specialties present25 or more taxonomy codes
- Top three groups25.9% of all records
Compared with New York as a whole, East Islip has 4.8× the state's share of diagnostic radiology physician records and 0.67× its share of licensed practical nurse records.
Providers in East Islip, alphabetically
- Kalman Zabirowicz, O.D.Optometrist1124099148
- Lindsey ZenkBehavior Analyst1346840592
- Alain Zilkha, MDDiagnostic Radiology Physician1689610156
- Albert Zilkha, M.D.Diagnostic Radiology Physician1487680872
- Richard Zito, M.D.Family Medicine Physician1366555849
How to read this directory
East Islip, New York appears in the CMS National Plan and Provider Enumeration System with 355 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in East Islip - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a East Islip practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.
The provider mix in East Islip is weighted toward Mental Health Counselor (41 clinicians, followed by Clinical Social Worker with 30 and Specialist with 21). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to New York's population, East Islip reports roughly 1.8 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.
Of New York's most common specialties, Family Nurse Practitioner is the most prominent one with no provider currently listing a East Islip practice address, a coverage gap East Islip patients typically fill by traveling to a larger nearby hub.
For East Islip patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.
For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.
Common questions
How many doctors are in East Islip, NY?
There are 355 registered healthcare providers in East Islip, NY, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in East Islip?
The most common specialties in East Islip are Mental Health Counselor, Clinical Social Worker, Specialist, Pharmacist, Speech-Language Pathologist. Mental Health Counselor has the most providers with 41.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.