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

Mrs. Deniece O'Leary, PA-C

Individual provider Medical Physician Assistant · NPI 1104099233

Mrs. Deniece O'Leary, PA-C is a Medical Physician Assistant in Batavia, New York. Works from 4 locations. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

257 State St
Batavia, NY 14020-1044
Phone: (585) 343-1300
Show map & directions

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

Additional practice locations (3)

  • 1205 Delaware Ave, Buffalo, NY 14209-1401 — (716) 885-3838
  • 989 Blossom Rd, Rochester, NY 14610-2251 — (585) 482-3500
  • 135 Meriden St, Rochester, NY 14612-2007 — (585) 663-0930

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA17591 (CA)

Record details

NPI number1104099233
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedApril 9, 2008
Last updated in NPPESSeptember 16, 2025
Certification dateSeptember 16, 2025

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