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

Jacquelyn Hall-Davis, MD Ltd

Organization Child & Adolescent Psychiatry Physician · NPI 1699173542

Jacquelyn Hall-Davis, MD Ltd is a Child & Adolescent Psychiatry Physician in O Fallon, Illinois. Licensed in Illinois. Registered with an NPI since 2014.

Licensed in
IL
In the registry since
2014
What do these letters mean?
Ltd — Limited
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1669 Windham Way Ste B
O Fallon, IL 62269-3072
Phone: (618) 622-9240
Fax: (618) 622-9241
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Child & Adolescent Psychiatry Physician (primary) Taxonomy 2084P0804X · Licence 036080270 (IL)

Record details

NPI number1699173542
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jacquelyn Hall-Davis — President · (618) 622-9240
NPI enumeratedDecember 9, 2014
Last updated in NPPESDecember 9, 2014
Mailing address1669 Windham Way, Suite B, O Fallon, IL 62269-3072

Other providers in O Fallon