Richard C L Chen MD Ltd
NPI 1659678290 · Internal Medicine Physician · Collinsville, IL
Richard C L Chen MD Ltd is a Internal Medicine Physician organization in Collinsville, IL (NPI 1659678290).
Provider details
- NPI number
- 1659678290
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Chau Chen, President(618) 345-1112
- License
- 036-53838 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-02-17
- Last updated
- 2011-04-26
Frequently asked questions
- What is Richard C L Chen MD Ltd's NPI number?
- Richard C L Chen MD Ltd's National Provider Identifier (NPI) is 1659678290, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Richard C L Chen MD Ltd?
- Richard C L Chen MD Ltd is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard C L Chen MD Ltd located?
- Richard C L Chen MD Ltd's practice location on file with NPPES is 415 West Main Street, Collinsville, IL 62234.
- What is Richard C L Chen MD Ltd's phone number?
- The practice phone number listed in the NPPES registry for Richard C L Chen MD Ltd is (618) 345-1112.
- Who is the authorized official for Richard C L Chen MD Ltd?
- The authorized official listed on Richard C L Chen MD Ltd's NPPES record is Chau Chen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Richard C L Chen MD Ltd's NPI active?
- Yes — Richard C L Chen MD Ltd's NPI (1659678290) is active in the NPPES registry as of the last update on 2011-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.