Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Mark Francis O'Brien, LCSW-R

Individual provider Clinical Social Worker · NPI 1598072357

Mr. Mark Francis O'Brien, LCSW-R is a Clinical Social Worker in Albion, New York. Graduated from State University of New York at Buffalo School of Medicine in 1983, 43 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
43
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
NY
In the registry since
2010
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Practice location Address checks out

14014 Route 31
Albion, NY 14411-9301
Phone: (585) 589-3260
Fax: (585) 589-6395
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence R030428-1 (NY)

Record details

NPI number1598072357
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW-R
Sole proprietorYes
NPI enumeratedAugust 31, 2010
Last updated in NPPESAugust 31, 2010

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Albion