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

Dr. Mark Stephen Tierney, DC

Individual provider Orthopedic Chiropractor · NPI 1588754378

Dr. Mark Stephen Tierney, DC is a Chiropractic in Reading, Massachusetts. Graduated from Logan College of Chiropractic in 1993, 33 years ago. Practices as a sole proprietor. Licensed in Massachusetts.

Years since qualifying
33
Trained at
Logan College of Chiropractic
Licensed in
MA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

301 Main St
Reading, MA 01867-3616
Phone: (781) 942-3660
Fax: (781) 942-1866
Show map & directions

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

Specialties & licences

Orthopedic Chiropractor (primary) Taxonomy 111NX0800X · Licence 1909 (MA)

Record details

NPI number1588754378
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedOctober 13, 2006
Last updated in NPPESOctober 7, 2024
Certification dateOctober 7, 2024
Mailing address103 Hartshorn St, Reading, MA 01867-2018

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolLOGAN COLLEGE OF CHIROPRACTIC
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Not indicated

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