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

Michael Duffy, DO

Individual provider Family Medicine Physician · NPI 1619380920

Michael Duffy, DO is a Family Medicine Physician in Aliquippa, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2014
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 →

Practice location Address checks out

99 Autumn St
Aliquippa, PA 15001-1301
Phone: (724) 375-5754
Fax: (724) 375-5756
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence OS018190 (PA)

Record details

NPI number1619380920
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 4, 2014
Last updated in NPPESOctober 10, 2022
Certification dateOctober 10, 2022
Mailing address100 Shenango Ave, Sharon, PA 16146-1503

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