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

Michael J Keenan, MD

Individual provider Otolaryngology Physician · NPI 1558332197

Michael J Keenan, MD is an Otolaryngology in Valparaiso, Indiana. Graduated from Saint Louis University School of Medicine in 1991, 35 years ago. Practices with Michigan Ear Nose Throat and Allergy Specialists PC, a 42-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
35
Trained at
Saint Louis University School of Medicine
Licensed in
IN
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2802 Leonard Dr
Valparaiso, IN 46383
Phone: (219) 531-0355
Fax: (219) 531-2855
Show map & directions

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

Additional practice locations (1)

  • 85 E Us Highway 6 Ste 220, Valparaiso, IN 46383-8948 — (219) 983-6220

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 01046708 (IN)

Record details

NPI number1558332197
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 31, 2006
Last updated in NPPESSeptember 11, 2020
Certification dateSeptember 11, 2020

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Michigan Ear Nose Throat And Allergy Specialists Pc — 42 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Valparaiso