MERCY CLINIC EAST COMMUNITIES
NPI 1164857397
Clinic/Center - Multi-Specialty in Wildwood, MO

Active since September 06, 2013CLIA 26D1007464 · Waiver
16555 MANCHESTER RD STE 110, WILDWOOD, MO 63040(636) 405-3155(636) 405-3162 Get Directions Write a Review

NPPES record last updated: April 25, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 17, 2018, Mar 1, 2018, Feb 22, 2018 (3 updates tracked since 2018).

About Mercy Clinic East Communities NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MERCY CLINIC EAST COMMUNITIES (NPI 1164857397) is a healthcare organization registered as a multi-specialty in Wildwood, Missouri and active in the NPI registry since September 2013. The organization holds a CLIA Waiver certificate valid through June 24, 2027, maintains 2 additional practice locations, and lists Kerry Dunger, Executive Director - Finance, as its authorized official.

NPPES Registry Identity

NPI1164857397
Entity TypeOrganization
Primary Taxonomy261QM1300X
Legal Business NameMERCY CLINIC EAST COMMUNITIES
Location Address16555 MANCHESTER RD STE 110Wildwood, MO 63040-1220
Mailing Address16555 Manchester Rd Ste 110Wildwood, MO 63040-1220 · (636) 405-3155 · Fax (636) 405-3162
Fax(636) 405-3162
Organization SubpartYesParent: Mercy Health East Communities
Authorized OfficialKerry DungerExecutive Director - Finance · (314) 364-3707
Enumeration DateSeptember 6, 2013
Last NPPES UpdateApril 25, 20253 updates tracked since enumeration
NPPES CertifiedApril 25, 2025
✔ NPI 1164857397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Multi-SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM1300X
16555 MANCHESTER RD STE 110, Wildwood, MO 63040

Other Names 1

Other NameMercy Clinic Convenient Care

Secondary Practice Locations 2

Location 1901 Patients First Dr Ste 1200Washington, MO 63090-4700 · Phone (636) 390-1777 · Fax (636) 390-1778
Location 24525 Mid Rivers Mall Dr Ste 10Cottleville, MO 63376-2820 · Phone (636) 229-3350 · Fax (636) 229-3355

Other Identifiers 1

Medicaid1164857397MO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mercy Clinic East Communities is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by March 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateMissouriEnrollment IDO20070521000006Non-DME Part B · Clinic/Group PracticeDue dateMarch 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

831

Medicare enrollment records show 831 clinicians reassign Medicare billing to Mercy Clinic East Communities, which bills Medicare for the services they deliver. Of these, 11 practice at this address and 130 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 19

Nurse Practitioner337
Family Practice168
Internal Medicine145
Obstetrics/Gynecology86
Pediatric Medicine39
Certified Nurse Midwife (CNM)7
Emergency Medicine7
Oral Surgery7
11 other specialties35

Nearest to this location (20)

See all 831
Family Practice
NPI 1265662068
16555 MANCHESTER RD SUITE 100
Wildwood, MO 63040
(636) 458-0646
✔ PECOS✔ Accepts MedicareSame address
Pediatric Medicine
NPI 1164496725
16555 MANCHESTER RD SUITE 201
Wildwood, MO 63040
(636) 458-0040
✔ PECOSSame address
Family Practice
NPI 1265408926
16555 MANCHESTER RD SUITE 100
Grover, MO 63040
(636) 458-0646
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1588257497
16555 MANCHESTER RD
Grover, MO 63040
(314) 744-3122
✔ PECOS✔ Accepts MedicareSame address
Pediatric Medicine
NPI 1790303493
16555 MANCHESTER RD STE 201
Wildwood, MO 63040
(636) 458-5858
✔ PECOSSame address
Sports Medicine
NPI 1295175057
16555 MANCHESTER RD STE 100
Wildwood, MO 63040
(636) 458-0646
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1649924309
16555 MACHESTER RD
Wildwood, MO 63040
(314) 458-0646
✔ PECOS✔ Accepts MedicareSame address
Pediatric Medicine
NPI 1265405948
16555 MANCHESTER RD
Wildwood, MO 63040
(636) 458-0040
✔ PECOSSame address
Nurse Practitioner
NPI 1932572393
16555 MANCHESTER RD SUITE 100
Wildwood, MO 63040
(636) 458-0646
✔ PECOSSame address
Pediatric Medicine
NPI 1528034717
16555 MANCHESTER RD SUITE 201
Wildwood, MO 63040
(636) 458-5858
✔ PECOSSame address
Pediatric Medicine
NPI 1922075027
16555 MANCHESTER RD SUITE 201
Grover, MO 63040
(636) 458-5858
✔ PECOSSame address
Nurse Practitioner
NPI 1750180360
15846 MANCHESTER RD
Ellisville, MO 63011
(636) 527-6074
✔ PECOS1.8 mi
Nurse Practitioner
NPI 1336650217
233 CLARKSON RD
Ellisville, MO 63011
(636) 256-8644
✔ PECOS✔ Accepts Medicare2.1 mi
Registered Dietitian or Nutrition Professional
NPI 1124590351
15945 CLAYTON RD STE 310
Ballwin, MO 63011
(636) 893-1356
2.2 mi
Sports Medicine
NPI 1326200692
15945 CLAYTON RD STE 210
Ballwin, MO 63011
(368) 931-3606
✔ PECOS✔ Accepts Medicare2.2 mi
Internal Medicine
NPI 1700370996
15945 CLAYTON RD STE 310
Ballwin, MO 63011
(636) 256-5181
✔ PECOS✔ Accepts Medicare2.2 mi
Rheumatology
NPI 1881154284
15945 CLAYTON RD STE 120B
Ballwin, MO 63011
(636) 256-5070
✔ PECOS✔ Accepts Medicare2.2 mi
Family Practice
NPI 1417057779
15945 CLAYTON RD STE 310
Ballwin, MO 63011
(636) 893-1356
✔ PECOS✔ Accepts Medicare2.2 mi
Sports Medicine
NPI 1306984505
15945 CLAYTON RD SUITE 210
Ballwin, MO 63011
(314) 251-1556
✔ PECOS✔ Accepts Medicare2.2 mi
Obstetrics/Gynecology
NPI 1326336314
16216 BAXTER RD STE 100
Chesterfield, MO 63017
(636) 449-4700
✔ PECOS✔ Accepts Medicare4.7 mi
See all 831 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 26D1007464

Mercy Clinic East Communities · Washington, MO
Active · expires Jun 24, 2027
CLIA Number26D1007464
Laboratory TypePhysician Office
Certificate Effective DateJune 25, 2025
Certificate Expiration DateJune 24, 2027
Laboratory DirectorChristina A. Garretto
Laboratory Phone(636) 239-4100
Laboratory LocationMercy Clinic East Communities901 Patients First Drive, Suite 3800, Washington, MO 63090
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory to perform only waived tests.

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 Mercy Clinic East Communities's NPI number?

The NPI number for Mercy Clinic East Communities is 1164857397. It was assigned to this organization in the NPPES registry on September 6, 2013. The provider is also known as Mercy Clinic Convenient Care.

Where is Mercy Clinic East Communities located?

Mercy Clinic East Communities is located at 16555 Manchester Rd Ste 110, Wildwood, MO 63040. The listed phone number is (636) 405-3155.

What is Mercy Clinic East Communities's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Multi-Specialty, with taxonomy code 261QM1300X.

Is Mercy Clinic East Communities enrolled in Medicare?

Yes. Mercy Clinic East Communities is registered in the Medicare PECOS enrollment system.

When is Mercy Clinic East Communities's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Missouri, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Mercy Clinic East Communities?

According to the CMS Revalidation Reassignment List (October 2026 release), 831 clinicians in 19 Medicare specialties reassign their Medicare billing to Mercy Clinic East Communities. A 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 the clinician's services. The largest specialties are Nurse Practitioner (337), Family Practice (168) and Internal Medicine (145). Of these, 11 practice at this address and 130 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Mercy Clinic East Communities hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 26D1007464) is associated with this NPI, valid through June 24, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Mercy Clinic East Communities accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 2 other insurers list Mercy Clinic East Communities 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 Mercy Clinic East Communities was last updated on April 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.