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

Richard C L Chen MD Ltd

Organization Internal Medicine Physician · NPI 1659678290

Richard C L Chen MD Ltd is an Internal Medicine Physician in Collinsville, Illinois. Licensed in Illinois. Registered with an NPI since 2011.

Licensed in
IL
In the registry since
2011
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

415 W Main St Ste 4
Collinsville, IL 62234
Phone: (618) 345-1112
Fax: (618) 345-1113
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-53838 (IL)

Record details

NPI number1659678290
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Chau Chen — President · (618) 345-1112
NPI enumeratedFebruary 17, 2011
Last updated in NPPESApril 26, 2011
Mailing address415 West Main St., Suite 4, Collinsville, IL 62234

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