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

Dr. Christopher Michael Ahrens, DO

Individual provider Anesthesiology Physician · NPI 1235426297

Dr. Christopher Michael Ahrens, DO is an Anesthesiology in Saint Louis, Missouri. Graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2011, 15 years ago. Practices with Western Anesthesiology Associates Inc, a 254-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
15
Trained at
At Still University of Health Sciences, College of Osteo Med, Kirksville
Licensed in
MO
In the registry since
2011
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

615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone: (314) 251-4687
Fax: (636) 386-7679
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 2011017507 (MO)

Record details

NPI number1235426297
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 28, 2011
Last updated in NPPESJune 24, 2016
Mailing address339 Consort Dr, Ballwin, MO 63011-4439

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolAT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduated 2011 (15 years in practice)
Group practice Western Anesthesiology Associates Inc — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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