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

Dr. William M. Byrnes, DC

Individual provider Chiropractor · NPI 1437171832

Dr. William M. Byrnes, DC is a Chiropractic in Weymouth, Massachusetts. Qualified in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
38
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

33 Sea St
Weymouth, MA 02191-1416
Phone: (781) 335-7671
Fax: (781) 335-7856
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 1448 (MA)

Record details

NPI number1437171832
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedJuly 24, 2006
Last updated in NPPESJuly 8, 2007
Mailing address33 Sea St, Weymouth, MA 02191-1416

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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