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

Sean J. Callahan

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1336402940

Sean J. Callahan is a Pulmonary Disease in Ann Arbor, Michigan. Graduated from University of Virginia School of Medicine in 2012, 14 years ago. Practices with University of North Carolina at Chapel Hill, a 2,079-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan and Utah.

Years since qualifying
14
Trained at
University of Virginia School of Medicine
Licensed in
MI, UT
In the registry since
2012
Specialties on file
2

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Ann Arbor, MI

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 10830570-1205 (UT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence 4301100938 (MI)

Record details

NPI number1336402940
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJune 19, 2012
Last updated in NPPESMarch 22, 2025
Certification dateMarch 22, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolUNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice University Of North Carolina At Chapel Hill — 2079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Ann Arbor