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

Dr. Mary Alonzi, DO

Individual provider Pediatrics Physician · NPI 1235123217

Dr. Mary Alonzi, DO is a Pediatrics Physician in Plymouth, Michigan. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

9365 N Haggerty Rd
Plymouth, MI 48170-4622
Phone: (734) 459-9260
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 5101007379 (MI)

Record details

NPI number1235123217
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedSeptember 7, 2005
Last updated in NPPESJanuary 14, 2013
Mailing address6346 Rose Blvd, West Bloomfield, MI 48322-2290

Other providers in Plymouth