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

Individual provider Anesthesiology Physician · NPI 1689784738

George H Niesen, MD is an Anesthesiology in Chesterfield, Missouri. Graduated from Ohio State University College of Medicine in 1986, 40 years ago. Practices with Midwest Anesthesia Providers SC, a 182-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
40
Trained at
Ohio State University College of Medicine
Licensed in
MO
In the registry since
2006
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

232 S Woods Mill Rd
Chesterfield, MO 63017
Phone: (314) 205-6917
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence R5J87 (MO)

Record details

NPI number1689784738
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Midwest Anesthesia Providers Sc — 182 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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