Holden, MA
Part of Urgent Care Specialists PC (11 providers)
4 Locations
5 Shrewsbury St Ste D
Holden, MA 01520-1960
688 Bliss Road
Longmeadow, MA 01106-1534
2040 Boston Road
Wilbraham, MA 01095-1380
2040 Boston Rd Ste 5
Wilbraham, MA 01095-1380
Based on 6 verified data signals
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Dr. William Charles O'callahan, MD is an emergency medicine physician in Holden, MA. They bring 20 years of experience to their practice.
Medicare
Static (OK)
UnitedHealthcare
Insurance coverage confirmed through federal transparency data. This provider may accept additional plans not listed here. Contact the office directly to verify your specific plan.
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Class of 1990
Began Practice
Approximately 20 years of experience
NPI Assigned
NPI 1114964186
State Licenses
MA
OIG Exclusion Check
Checked against the HHS Office of Inspector General List of Excluded Individuals/Entities
Yes, Dr. William Charles O'callahan, MD is currently accepting new patients. You can reach out through this profile page to schedule an appointment or ask a question.
Dr. William Charles O'callahan, MD is located at 5 Shrewsbury St Ste D, Holden, MA. They practice across 4 locations.
Dr. William Charles O'callahan, MD accepts insurance plans from Medicare, Static (OK), UnitedHealthcare. We recommend contacting the office directly to verify your specific plan is accepted before your visit.
Yes, Dr. William Charles O'callahan, MD accepts Medicare assignment, which means they agree to accept the Medicare-approved amount as full payment for covered services.
Dr. William Charles O'callahan, MD has a Clarity Score of 16 out of 100. The Clarity Score reflects data completeness, verification status, location information, insurance coverage, and patient engagement, helping you make more informed healthcare decisions.
Dr. William Charles O'callahan, MD has been practicing for 20+ years, beginning their career around 2006.
Dr. William Charles O'callahan, MD attended UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL (1990).
5 Shrewsbury St Ste D
Holden, MA 01520-1960
688 Bliss Road
Longmeadow, MA 01106-1534
2040 Boston Road, Ste 5
Wilbraham, MA 01095-1380
2040 Boston Rd Ste 5
Wilbraham, MA 01095-1380
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