Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CARLEEN MARY RILEY-MERCADO LSCSW
NPI 1427646983
Social Worker - Clinical in Overland Park, KS

Active since January 09, 2021PECOS EnrolledAccepts Medicare Assignment
12541 FOSTER ST STE 200, OVERLAND PARK, KS 66213(913) 327-7505 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 7, 2026, Sep 29, 2026, Dec 7, 2022 and 1 more (4 updates tracked since 2021).

About Carleen Mary Riley-mercado Lscsw NPPES

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

CARLEEN MARY RILEY-MERCADO LSCSW (NPI 1427646983) is an individual clinical provider in Overland Park, Kansas, licensed in Kansas (LSCSW07378) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS, is affiliated with Mercy Health Saint Mary's, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1427646983
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCARLEEN MARY RILEY-MERCADOCredential: LSCSW
Location Address12541 FOSTER ST STE 200Overland Park, KS 66213-2307
Mailing Address4800 N Scottsdale Rd Ste 2500Scottsdale, AZ 85251-7725
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJanuary 9, 2021
Last NPPES UpdateOctober 7, 20264 updates tracked since enumeration
NPPES CertifiedOctober 7, 2026
✔ NPI 1427646983 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in KS · LSCSW07378✔ Licensed in MI · 6801113613
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedCounselorTaxonomy 101Y00000X · License 34008995A (IN)
12541 FOSTER ST STE 200, Overland Park, KS 66213

Secondary Practice Locations 2

Location 116974 Puntledge DrWestfield, IN 46062-6519 · Phone (317) 777-5654
Location 2300 Lafayette Ave SE Ste 4000Grand Rapids, MI 49503-4692 · Phone (616) 685-6922 · Fax (616) 685-5101

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

Carleen Mary Riley-mercado Lscsw 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.

PECOS PAC ID6305215518
PECOS Enrollment IDI20221210000056
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Carleen Riley-mercado reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Internal Medicine
1675 LEAHY ST STE 324B
Muskegon, MI 49442
  • Reassigned Medicare billing, Michigan enrollment
  • 150 clinicians in this Medicare group
Family Medicine
3443 FARR RD
Fruitport, MI 49415
  • Reassigned Medicare billing, Michigan enrollment
  • 130 clinicians in this Medicare group
Urgent Care
3925 32ND AVE STE 500
Hudsonville, MI 49426
  • Reassigned Medicare billing, Michigan enrollment
  • 737 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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Health Saint Mary's

Acute Care Hospitals · Grand Rapids, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230059
Location200 Jefferson Avenue SEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 66213 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $53.00 – $161.67
Typical copayment $0.00 (range $13.25 – $40.41)
Most-billed visit code NA
Established Patient
$66.40 typical visit price
range $16.88 – $132.11
Typical copayment $16.60 (range $4.22 – $33.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Counselor (Professional)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Counselor (Professional)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Nurse Practitioner (Psychiatric/Mental Health)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Nurse Practitioner (Psychiatric/Mental Health)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Counselor (Professional)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Counselor (Professional)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213
Counselor (Mental Health)
12541 FOSTER ST STE 200
OVERLAND PARK, KS 66213

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 Carleen Riley-mercado's NPI number?

The NPI number for Carleen Riley-mercado is 1427646983. It was assigned to this individual provider in the NPPES registry on January 9, 2021.

Where is Carleen Riley-mercado located?

Carleen Riley-mercado practices at 12541 Foster St Ste 200, Overland Park, KS 66213. The listed phone number is (913) 327-7505.

What is Carleen Riley-mercado's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Carleen Riley-mercado enrolled in Medicare?

Yes. Carleen Riley-mercado 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 organizations bill Medicare for Carleen Riley-mercado's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carleen Riley-mercado reassigns Medicare benefits to 3 organizations: Mercy Health Partners - Physician Specialist (Muskegon, MI), Mercy Physician Network (Fruitport, MI) and Advantage Health/Saint Mary's Medical Group (Hudsonville, MI). Each 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 Carleen Riley-mercado's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Carleen Riley-mercado accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and Priority Health and 1 other insurer list Carleen Riley-mercado 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.

Is Carleen Riley-mercado affiliated with any hospitals?

According to CMS data, Carleen Riley-mercado is affiliated with Mercy Health Saint Mary's.

When was this NPI record last updated?

The NPPES record for Carleen Riley-mercado was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.