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

Dr. Corey Michael O'Brien, DO

Individual provider Pulmonary Disease Physician · NPI 1437321213

Dr. Corey Michael O'Brien, DO is a Pulmonary Disease in Lansing, Michigan. Graduated from Arizona College of Osteopathic Medicine Mid Western University in 2003, 23 years ago. Practices with Edward W Sparrow Hospital Association, a 694-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
23
Trained at
Arizona College of Osteopathic Medicine Mid Western University
Licensed in
MI
In the registry since
2008
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

1200 E Michigan Ave Ste 415
Lansing, MI 48912-1800
Phone: (517) 484-2760
Fax: (517) 484-3050
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence CO018050 (MI)

Record details

NPI number1437321213
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 1, 2008
Last updated in NPPESDecember 18, 2012
Mailing address1200 E Michigan Ave, Suite 415, Lansing, MI 48912-1800

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY
Graduated 2003 (23 years in practice)
Group practice Edward W Sparrow Hospital Association — 694 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare

Other providers in Lansing