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

John J Mullon, MD

Individual provider Pulmonary Disease Physician · NPI 1841277134

John J Mullon, MD is a Pulmonary Disease in Rochester, Minnesota. Graduated from University of Minnesota Medical School in 1997, 29 years ago. Practices with Mayo Clinic, a 4,796-clinician group and accepts Medicare assignment. Licensed in Minnesota and Wisconsin.

Years since qualifying
29
Trained at
University of Minnesota Medical School
Licensed in
MN, WI
In the registry since
2005
Specialties on file
2
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

200 1st St SW
Rochester, MN 55905-0001
Phone: (507) 284-2511
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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 41314 (MN)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 60095 (WI)

Record details

NPI number1841277134
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 28, 2005
Last updated in NPPESNovember 18, 2022
Certification dateNovember 18, 2022
Mailing address200 1st St Sw, Rochester, MN 55905-0001

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 1997 (29 years in practice)
Group practice Mayo Clinic — 4796 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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