Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Ryan John Sullivan, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1366078495

Ryan John Sullivan, DO practises Emergency Medicine in Manhasset, New York. Graduated from Touro Un Col of Osteopathic Medicine, New York in 2020, 6 years ago. Practices with North Shore-Lij Medical PC, a 6,350-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
6
Trained at
Touro Un Col of Osteopathic Medicine, New York
Licensed in
NY
In the registry since
2020
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Manhasset, NY

No coordinates on file. Search this address in Google Maps

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 334527 (NY)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1366078495
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 20, 2020
Last updated in NPPESJuly 22, 2025
Certification dateJuly 22, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolTOURO UN COL OF OSTEOPATHIC MEDICINE, NEW YORK
Graduated 2020 (6 years in practice)
Group practice North Shore-Lij Medical Pc — 6350 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at North Shore-Lij Medical PC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 6350 clinicians in the practice; 12 are shown here.

Other providers in Manhasset