Matthiessen, Mark Mason

Matthiessen, Mark Mason is an individual health care provider with primary practice located at 377 Plantation St , Worcester MA 01605-2245. He recently has only one registered license in Respiratory, Developmental, Rehabilitative and Restorative Service Providers / Rehabilitation, Blind, which is considered as his primary health care specialty. Matthiessen, Mark Mason can be contacted via phone (413) 584-4040.

Contact Information

Primary practice address
377 Plantation St Worcester MA 01605-2245
Phone: (413) 584-4040
Fax:
Website:
Map and Directions

Health care specialties

SpecialtyCodeLicense #State
Respiratory, Developmental, Rehabilitative and Restorative Service Providers / Rehabilitation, Blind 2255R0406X Massachusetts

Profile Details

NPI number 1164373676
LBN Legal business name Matthiessen, Mark Mason
Credentials
Entity Individual
Sole proprietor 1 No
Enumeration date Feb 9th, 2026
Last updated Feb 9th, 2026 - about 8 months ago

1 A sole proprietor/sole proprietorship is an individual, and in that capacity, is qualified for a solitary NPI number. The sole proprietor have to apply for the NPI number using his or her own particular Social Security Number (SSN), instead of Employer Identification Number (EIN) regardless of whether he/she has an EIN.

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