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

Dr. Christian William Ertl, MD

Individual provider Surgery Physician · NPI 1881691178

Dr. Christian William Ertl, MD is a General Surgery in Kalamazoo, Michigan. Graduated from R Franklin University of Med & SCI/Chicago Medical School in 1992, 34 years ago. Practices with Ascension Medical Group Promed, a 255-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
34
Trained at
R Franklin University of Med & SCI/Chicago Medical School
Licensed in
MI
In the registry since
2005
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

1000 Oakland Dr
Kalamazoo, MI 49008-1282
Phone: (269) 337-6260
Fax: (269) 337-6530
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 4301093343 (MI)

Record details

NPI number1881691178
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 1, 2005
Last updated in NPPESFebruary 15, 2012

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolR FRANKLIN UNIVERSITY OF MED & SCI/CHICAGO MEDICAL SCHOOL
Graduated 1992 (34 years in practice)
Group practice Ascension Medical Group Promed — 255 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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