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

Dr. Rajeev Dewan, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1699806638

Dr. Rajeev Dewan, MD is a Geriatric Medicine (Internal Medicine) Physician in O Fallon, Illinois. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2007
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

1206 Hamlin Ct
O Fallon, IL 62269-3557
Phone: (618) 624-0220
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 2004025502 (MO)

Record details

NPI number1699806638
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 9, 2007
Last updated in NPPESJuly 8, 2007
Mailing address1206 Hamlin Ct, O Fallon, IL 62269-3557

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