Jonathan E Ariyaratnam MD PLLC
NPI 1699540658 · Family Medicine Physician · West Islip, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan E Ariyaratnam MD PLLC is a Family Medicine Physician organization in West Islip, NY (NPI 1699540658).
Provider details
- NPI number
- 1699540658
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jonathan Ariyaratnam, MD(516) 813-6875
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-11-20
- Last updated
- 2023-11-20
- Certified
- 2023-11-20
Frequently asked questions
- What is Jonathan E Ariyaratnam MD PLLC's NPI number?
- Jonathan E Ariyaratnam MD PLLC's National Provider Identifier (NPI) is 1699540658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jonathan E Ariyaratnam MD PLLC?
- Jonathan E Ariyaratnam MD PLLC is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan E Ariyaratnam MD PLLC located?
- Jonathan E Ariyaratnam MD PLLC's practice location on file with NPPES is 1000 Montauk Hwy, West Islip, NY 11795-4927.
- What is Jonathan E Ariyaratnam MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for Jonathan E Ariyaratnam MD PLLC is (516) 813-6875.
- Does Jonathan E Ariyaratnam MD PLLC accept Medicare?
- Jonathan E Ariyaratnam MD PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Jonathan E Ariyaratnam MD PLLC?
- The authorized official listed on Jonathan E Ariyaratnam MD PLLC's NPPES record is Jonathan Ariyaratnam, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jonathan E Ariyaratnam MD PLLC's NPI active?
- Yes — Jonathan E Ariyaratnam MD PLLC's NPI (1699540658) is active in the NPPES registry as of the last update on 2023-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.