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

Dr. Thomas E Niesen, MD

Individual provider Surgery Physician · NPI 1700870250

Dr. Thomas E Niesen, MD is a General Surgery in Chesterfield, Missouri. Graduated from Tulane University School of Medicine in 1978, 48 years ago. Accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
48
Trained at
Tulane University School of Medicine
Licensed in
MO
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

226 S Woods Mill Rd Ste 49 W
Chesterfield, MO 63017-3662
Phone: (314) 434-1211
Fax: (314) 434-4419
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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 36096 (MO)

Record details

NPI number1700870250
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 9, 2005
Last updated in NPPESFebruary 12, 2015
Mailing address226 S Woods Mill Rd, Suite 49 W, Chesterfield, MO 63017-3662

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesVASCULAR SURGERY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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