MAYRA A BAILON LCSW
NPI 1700234630
Social Worker - Clinical in Chicago, IL

Active since June 01, 2016PECOS EnrolledAccepts Medicare Assignment
94.1/100
CMS Quality Rating
446 E ONTARIO ST STE 6-100, CHICAGO, IL 60611(312) 926-8200(312) 926-7960 Get Directions Write a Review

NPPES record last updated: January 6, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 6, 2021, Aug 25, 2016 (2 updates tracked since 2016).

About Mayra A Bailon Lcsw NPPES

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

MAYRA A BAILON LCSW (NPI 1700234630) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149017376) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1700234630
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMAYRA A BAILONCredential: LCSW
Location Address446 E ONTARIO ST STE 6-100Chicago, IL 60611-4418
Mailing Address446 E Ontario St Ste 6-100Chicago, IL 60611-4418 · (312) 926-8200 · Fax (312) 926-7960
Fax(312) 926-7960
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateJune 1, 2016
Last NPPES UpdateJanuary 6, 20212 updates tracked since enumeration
NPPES CertifiedJanuary 6, 2021
✔ NPI 1700234630 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IL · 149017376
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.
446 E ONTARIO ST STE 6-100, Chicago, IL 60611

Other Identifiers 1

MedicaidPENDINGIL

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

Mayra A Bailon Lcsw 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 ID9234427642
PECOS Enrollment IDI20161017002634
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

2

Medicare enrollment records show Mayra Bailon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Federally Qualified Health Center (FQHC)
1127 N OAKLEY BLVD, 2ND FLOOR
Chicago, IL 60622
  • Reassigned Medicare billing, Illinois enrollment
  • 76 clinicians in this Medicare group
Multi-Specialty
DEPT 5777
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 4,817 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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 $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.59
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 6

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

Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611
Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611
Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611
Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611
Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611
Social Worker (Clinical)
446 E ONTARIO ST STE 6-100
CHICAGO, IL 60611

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 Mayra Bailon's NPI number?

The NPI number for Mayra Bailon is 1700234630. It was assigned to this individual provider in the NPPES registry on June 1, 2016.

Where is Mayra Bailon located?

Mayra Bailon practices at 446 E Ontario St Ste 6-100, Chicago, IL 60611. The listed phone number is (312) 926-8200.

What is Mayra Bailon's specialty?

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

Is Mayra Bailon enrolled in Medicare?

Yes. Mayra Bailon 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 Mayra Bailon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mayra Bailon reassigns Medicare benefits to 2 organizations: Primecare Community Health Inc (Chicago, IL) and Northwestern Medical Faculty Foundation (Carol Stream, IL). 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 Mayra Bailon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mayra Bailon accept?

Health plans from Oscar Health list Mayra Bailon 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 Mayra Bailon was last updated on January 6, 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.