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

Bellevue Diagnosticians Inc

Organization Internal Medicine Physician · NPI 1902929441

Bellevue Diagnosticians Inc is an Internal Medicine Physician in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2007.

Licensed in
MO
In the registry since
2007
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

6400 Clayton Rd Ste 201
Saint Louis, MO 63117-1850
Phone: (314) 781-8405
Fax: (314) 781-2462
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence R8939 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence R8939 (MO)

Record details

NPI number1902929441
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Anna Niesen — President · (314) 781-8405
NPI enumeratedApril 9, 2007
Last updated in NPPESSeptember 11, 2025
Mailing address6400 Clayton Rd, Suite 201, Saint Louis, MO 63117-1850

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