Ryan Sullivan, DO
NPI 1366078495 · Critical Care Medicine (Internal Medicine) Physician · Manhasset, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Sullivan, DO is a Critical Care Medicine (Internal Medicine) Physician provider in Manhasset, NY (NPI 1366078495).
Provider details
- NPI number
- 1366078495
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2020-03-20
- Last updated
- 2025-07-22
- Certified
- 2025-07-22
Frequently asked questions
- What is Ryan Sullivan's NPI number?
- Ryan Sullivan's National Provider Identifier (NPI) is 1366078495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Sullivan's specialty?
- Ryan Sullivan is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Sullivan located?
- Ryan Sullivan's practice location on file with NPPES is 300 Community Dr, Manhasset, NY 11030-3816.
- What is Ryan Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Ryan Sullivan is (516) 562-0100.
- Does Ryan Sullivan accept Medicare?
- Ryan Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Sullivan's NPI active?
- Yes — Ryan Sullivan's NPI (1366078495) is active in the NPPES registry as of the last update on 2025-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.