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MS. ALICIA MICHELLE COLLIER
NPI 1851866610
Counselor - Professional in East Saint Louis, IL

Active since October 09, 2018PECOS EnrolledAccepts Medicare Assignment
2420 STATE ST, EAST SAINT LOUIS, IL 62205(618) 318-8809(618) 615-4205 Get Directions Write a Review

NPPES record last updated: June 16, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 16, 2025, Jul 12, 2024, Oct 9, 2018 (3 updates tracked since 2018).

About Ms. Alicia Michelle Collier NPPES

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

MS. ALICIA MICHELLE COLLIER (NPI 1851866610) is an individual professional provider in East Saint Louis, Illinois, licensed in Illinois (180.012415) and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1851866610
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameMS. ALICIA MICHELLE COLLIER
Location Address2420 STATE STEast Saint Louis, IL 62205-2321
Mailing AddressPo Box 746715Atlanta, GA 30374-6715 · (773) 352-1515 · Fax (312) 929-0373
Phone(618) 318-8809
Fax(618) 615-4205
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateOctober 9, 2018
Last NPPES UpdateJune 16, 20253 updates tracked since enumeration
NPPES CertifiedJune 16, 2025
✔ NPI 1851866610 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
Licenses✔ Licensed in IL · 180.012415✔ Licensed · 2016025824✔ Licensed in MO · 2016025824
2420 STATE ST, East Saint Louis, IL 62205
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1911 Washington Ave Ste 500Saint Louis, MO 63101-1271 · Phone (618) 501-7578
Location 23863A Gravois AveSaint Louis, MO 63116-4657 · Phone (314) 888-0981 · Fax (314) 442-7794
Location 33451 Union BlvdSaint Louis, MO 63115-1142 · Phone (314) 888-0970 · Fax (314) 408-7063

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Medica, Oscar Insurance Company and more.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

Ms. Alicia Michelle Collier 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 ID6002358009
PECOS Enrollment IDI20240605003180, I20240620002202
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 Alicia Collier reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Osh-Il Physicians Group LLC
Same address
Primary Care
2420 STATE ST
East Saint Louis, IL 62205
  • Reassigned Medicare billing, Illinois enrollment
  • 35 clinicians in this Medicare group
NPI 1265977698 (618) 318-8809
Oak Street Health Physicians Group Of Missouri, LLC
8.3 mi
Primary Care
3451 UNION BLVD
Saint Louis, MO 63115
  • Reassigned Medicare billing, Missouri enrollment
  • 33 clinicians in this Medicare group
NPI 1669041760 (312) 733-9730

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

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.

MRS. DONNA MARIE AVERY NP
Nurse Practitioner (Family)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809
OSH-IL PHYSICIANS GROUP LLC
Clinic/Center (Primary Care)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809
TERICA MEEKS NP
Nurse Practitioner (Gerontology)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809
MS. ERIN BRIGID ALCAZAR FNP
Nurse Practitioner (Family)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809
MRS. TIFFANY REED TATE-WOODARD AGNP
Nurse Practitioner (Gerontology)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809
KIMBERLY J MITCHELL
Nurse Practitioner (Family)
2420 STATE ST
EAST SAINT LOUIS, IL 62205
St. Clair County (618) 318-8809

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 Alicia Collier's NPI number?

The NPI number for Alicia Collier is 1851866610. It was assigned to this individual provider in the NPPES registry on October 9, 2018.

Where is Alicia Collier located?

Alicia Collier practices at 2420 State St, East Saint Louis, IL 62205. The listed phone number is (618) 318-8809.

What is Alicia Collier's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Alicia Collier enrolled in Medicare?

Yes. Alicia Collier 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 Alicia Collier's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alicia Collier reassigns Medicare benefits to 2 organizations: Osh-Il Physicians Group LLC (East Saint Louis, IL) and Oak Street Health Physicians Group Of Missouri, LLC (Saint Louis, MO). 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 Alicia Collier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alicia Collier accept?

Health plans from Anthem Blue Cross and Blue Shield, Medica, Oscar Insurance Company and UnitedHealthcare list Alicia Collier 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 Alicia Collier was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.