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

Dr. Joseph Stephen Duffy Jr., MD

Individual provider Pulmonary Disease Physician · NPI 1386897544

Dr. Joseph Stephen Duffy Jr., MD is a Pulmonary Disease in Columbus, Ohio. Qualified in 2008, 18 years ago. Practices with Ohiohealth Corporation, a 2,289-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
18
Licensed in
OH
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5100 W Broad St
Columbus, OH 43228-1607
Phone: (614) 544-2058
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 35.120967 (OH)

Record details

NPI number1386897544
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 30, 2008
Last updated in NPPESMay 8, 2024
Certification dateMay 8, 2024

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Ohiohealth Corporation — 2289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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