Marshall Horwitz, D.D.S

NPI 1750374468 · on the registry since 2005

Practice

Address: 111 Elm St
Suite 101
Worcester, MA 01609
Phone: (508) 799-4626
Fax: (508) 791-4288
Organisation at this address: Elm Dental, Pc
Swan Dental Llc
Mohanvirani Pllc
Common Park Dental
J. R. Courtman Dmd
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 12

Registry record

Primary taxonomy: 122300000X
122300000X
Licence states on file: MA
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2026-07-13

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Massachusetts