MERCY ACO CLINICAL SERVICES INC
NPI 1063965093
Psychiatry & Neurology - Neurology in Chesterfield, MO

Active since July 26, 2016
15740 S OUTER 40 RD, CHESTERFIELD, MO 63017(636) 237-4200 Get Directions Write a Review

NPPES record last updated: May 2, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 29, 2021, Jun 19, 2017, Mar 2, 2017 (3 updates tracked since 2017).

About Mercy Aco Clinical Services Inc NPPES

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

MERCY ACO CLINICAL SERVICES INC (NPI 1063965093) is a healthcare organization registered as a neurology in Chesterfield, Missouri and active in the NPI registry since July 2016. The organization lists Bridget Cafazza, Vp -value Forcasting & Rev Analysis, as its authorized official.

NPPES Registry Identity

NPI1063965093
Entity TypeOrganization
Primary Taxonomy2084N0400X
Legal Business NameMERCY ACO CLINICAL SERVICES INC
Location Address15740 S OUTER 40 RDChesterfield, MO 63017-2004
Mailing Address15740 S Outer 40 RdChesterfield, MO 63017-2004
Organization SubpartNo
Authorized OfficialBridget CafazzaVp -value Forcasting & Rev Analysis · (636) 237-4151
Enumeration DateJuly 26, 2016
Last NPPES UpdateMay 2, 20253 updates tracked since enumeration
NPPES CertifiedMay 2, 2025
✔ NPI 1063965093 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
Also ListedEmergency MedicineTaxonomy 207P00000X
Also ListedHospitalistTaxonomy 208M00000X
15740 S OUTER 40 RD, Chesterfield, MO 63017

Other Names 1

Other NameMercy Virtual

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 Aco Clinical Services Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

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
StateIowaEnrollment IDO20211208002369Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

267

Medicare enrollment records show 267 clinicians reassign Medicare billing to Mercy Aco Clinical Services Inc, which bills Medicare for the services they deliver. Of these, 49 practice at this address and 146 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 12

Nurse Practitioner131
Internal Medicine38
Neurology37
Emergency Medicine19
Critical Care (Intensivists)15
Psychiatry14
Family Practice4
Hospitalist4
4 other specialties5

Nearest to this location (20)

See all 267
Neurology
NPI 1578912572
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4699
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1871945196
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4700
✔ PECOSSame address
Hospitalist
NPI 1831541325
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4750
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1588928535
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4750
✔ PECOSSame address
Nurse Practitioner
NPI 1790225894
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1972976181
15740 S OUTER 40 RD
Chesterfield, MO 63017
(314) 543-6984
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1134581861
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOSSame address
Nurse Practitioner
NPI 1609449586
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4200
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1124764477
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4700
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1578041703
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4200
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1194295642
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1083044879
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4700
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1336614775
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1871755777
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1497324230
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4200
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1336235928
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOSSame address
Neurology
NPI 1407054257
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4712
✔ PECOS✔ Accepts MedicareSame address
Critical Care (Intensivists)
NPI 1144517707
15740 S OUTER 40 RD
Chesterfield, MO 63017
(314) 364-4200
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1164451373
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 735-4268
✔ PECOSSame address
Emergency Medicine
NPI 1376716985
15740 S OUTER 40 RD
Chesterfield, MO 63017
(636) 237-4200
✔ PECOS✔ Accepts MedicareSame address
See all 267 clinicians

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

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 Aco Clinical Services Inc's NPI number?

The NPI number for Mercy Aco Clinical Services Inc is 1063965093. It was assigned to this organization in the NPPES registry on July 26, 2016. The provider is also known as Mercy Virtual.

Where is Mercy Aco Clinical Services Inc located?

Mercy Aco Clinical Services Inc is located at 15740 S Outer 40 Rd, Chesterfield, MO 63017. The listed phone number is (636) 237-4200.

What is Mercy Aco Clinical Services Inc's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Mercy Aco Clinical Services Inc enrolled in Medicare?

Yes. Mercy Aco Clinical Services Inc is registered in the Medicare PECOS enrollment system.

When is Mercy Aco Clinical Services Inc'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 (Iowa, Clinic/Group Practice) is due for revalidation by December 31, 2026. 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 Aco Clinical Services Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 267 clinicians in 12 Medicare specialties reassign their Medicare billing to Mercy Aco Clinical Services Inc. 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 (131), Internal Medicine (38) and Neurology (37). Of these, 49 practice at this address and 146 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mercy Aco Clinical Services Inc accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Sunflower Health Plan and 5 other insurers list Mercy Aco Clinical Services Inc 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 Aco Clinical Services Inc was last updated on May 2, 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.