ANGELA C CLERCX NP-C
NPI 1477910461
Nurse Practitioner - Family in O Fallon, MO
About Angela C Clercx Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANGELA C CLERCX NP-C (NPI 1477910461) is an individual family provider in O Fallon, Missouri, licensed in Missouri (2016000452) and active in the NPI registry since January 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Angela C Clercx Np-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Angela Clercx reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 611 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63368 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
O FALLON, MO 63368
O FALLON, MO 63368
O FALLON, MO 63368
O FALLON, MO 63368
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Angela Clercx's NPI number?
The NPI number for Angela Clercx is 1477910461. It was assigned to this individual provider in the NPPES registry on January 21, 2016.
Where is Angela Clercx located?
Angela Clercx practices at 20 Progress Point Pkwy Ste 108, O Fallon, MO 63368. The listed phone number is (636) 344-2400.
What is Angela Clercx's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Angela Clercx enrolled in Medicare?
Yes. Angela Clercx is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Angela Clercx's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Angela Clercx reassigns Medicare benefits to Physician Groups Lc (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Angela Clercx's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Angela Clercx accept?
Health plans from UnitedHealthcare list Angela Clercx as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Angela Clercx was last updated on February 12, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Angela C Clercx, NP-C · NPI 1477910461
Family physician in O Fallon, Missouri. Individual provider, active in the CMS NPPES registry since January 21, 2016.
## Identity
- **NPI:** 1477910461 (Entity type: Individual)
- **Enumerated:** January 21, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 2016000452 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 PROGRESS POINT PKWY, STE 108, O Fallon, MO 63368-2206
- **Phone:** (636) 344-2400 · **Fax:** (636) 344-2401
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Physician Groups Lc (NPI 1285664268, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** February 12, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1477910461) · Data from the CMS NPPES public registry.