Ryan Michael Houlihan, DNAP, CRNA
Anesthesiology Physician · Stony Brook, NY
Ryan Michael Houlihan, DNAP, CRNA is an anesthesiology physician with a practice address in Stony Brook, New York, and NPI 1578255204, issued on May 22, 2023. Check the license (New York 703073, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ryan Michael Houlihan
- Credential
- DNAP, CRNA
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 703073 NY
Self-reported in NPPES; status is on the state search - Practice location
- 101 Nicolls RD, Stony Brook, NY 11794
- Phone
- (631) 689-8333
- Enumerated
- May 22, 2023
- Record last updated
- May 22, 2023
- Medicare enrollment
- Enrolled (PECOS I20240808001613); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 5,062 in New York → Look up another NPI →
Also registered at 101 Nicolls RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arshia Aalami Harandi, MD, MSStudent in an Organized Health Care Education/Training Program1033810627
- Sadia Abbasi, MDInternal Medicine Physician1740442698
- Alan Abboud, MDStudent in an Organized Health Care Education/Training Program1891498531
- Verona AbdelmesehStudent in an Organized Health Care Education/Training Program1558926022
- Rula Abdulrahman, M.D.Nephrology Physician1790180776
- Dua AbedeenStudent in an Organized Health Care Education/Training Program1457153934
Verify Ryan Michael Houlihan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 703073Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $25.45
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Michael Houlihan among 5,062 anesthesiology physician records in New York
Ryan Michael Houlihan, DNAP, CRNA is one of 5,062 anesthesiology physician records with a practice address in New York. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than over 99% of them.
- NPI issued2023 · over 99% of these records are older, under 1% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2020 · median 2006 among the 3,612 with a school on file
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
114 anesthesiology physician records list a practice address in Stony Brook
They are 114 of the 3,053 NPPES records with a practice address in Stony Brook, and 5,062 anesthesiology physician records in New York.
All 5,062 in New York → Every provider in Stony Brook → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Rishimani Adsumelli, M.D.Stony Brook, NY 117941417991860
- Tazeen Beg, M.D.Stony Brook, NY 117941114961562
- Helene Benveniste, M.D.Stony Brook, NY 117941952346561
- Christine Cokinos, M.D.Stony Brook, NY 117941205871811
- Mwata Dyson, M.D.Stony Brook, NY 117941770530479
- Andrew Feit, M.D.Stony Brook, NY 117941861498701
- Frank Florence, M.D.Stony Brook, NY 117941760428668
- Loreta Grecu, MDStony Brook, NY 117941831163039
Common questions
What is Ryan Michael Houlihan, DNAP, CRNA's NPI number?
Ryan Michael Houlihan, DNAP, CRNA's National Provider Identifier (NPI) is 1578255204, issued on May 22, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Michael Houlihan, DNAP, CRNA located?
The NPPES record lists a practice address at 101 Nicolls RD, Stony Brook, NY, 11794. Phone: (631) 689-8333. Providers update this record themselves, so call before visiting.
How can I verify Ryan Michael Houlihan, DNAP, CRNA's license?
NPPES lists New York license number 703073, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.