Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Ryan Michael Houlihan, DNAP, CRNA

Individual provider Anesthesiology Physician · NPI 1578255204

Mr. Ryan Michael Houlihan, DNAP, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Stony Brook, New York. Qualified in 2020, 6 years ago. Practices with New York University, a 5,884-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
6
Licensed in
NY
In the registry since
2023
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

101 Nicolls Rd
Stony Brook, NY 11794-0001
Phone: (631) 689-8333
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 703073 (NY)

Record details

NPI number1578255204
Entity typeIndividual (Type 1)
GenderMale
Credentials DNAP , CRNA
Sole proprietorNo
NPI enumeratedMay 22, 2023
Last updated in NPPESMay 22, 2023
Certification dateMay 22, 2023

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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