Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Robert W. O'Leary, MD

Individual provider Pain Medicine (Anesthesiology) Physician · NPI 1093801474

Robert W. O'Leary, MD is an Anesthesiology in Hauppauge, New York. Graduated from State University of New York at Stony Brook, School of Medicine in 1991, 35 years ago. Practices with Suffolk Anesthesiology Associates PC, a 77-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
35
Trained at
State University of New York at Stony Brook, School of Medicine
Licensed in
NY
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

125 Kennedy Dr Ste 300
Hauppauge, NY 11788-4017
Phone: (934) 223-4500
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1 Healthy Way, Oceanside, NY 11572-1551 — (516) 632-3000
  • 196 N Main St, Sayville, NY 11782-2582 — (631) 319-6107

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 190926 (NY)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence 190926 (NY)

Record details

NPI number1093801474
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 5, 2006
Last updated in NPPESDecember 11, 2024
Certification dateDecember 11, 2024
Mailing address11 Amy Dr, Sayville, NY 11782-3224

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Also practisesPAIN MANAGEMENT
Medical schoolSTATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Suffolk Anesthesiology Associates Pc — 77 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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