ALEXIS WILLIAMS
NPI 1609427376
Counselor - Professional in Southfield, MI

Active since September 24, 2019PECOS EnrolledAccepts Medicare Assignment
22150 W 9 MILE RD, SOUTHFIELD, MI 48033(248) 372-6800 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 18, 2025, Sep 24, 2019 (2 updates tracked since 2019).

About Alexis Williams NPPES

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

ALEXIS WILLIAMS (NPI 1609427376) is an individual professional provider in Southfield, Michigan, licensed in Michigan (6401223206) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Detroit, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1609427376
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameALEXIS WILLIAMS
Location Address22150 W 9 MILE RDSouthfield, MI 48033-6007
Mailing Address22150 W 9 Mile RdSouthfield, MI 48033-6007
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateSeptember 24, 2019
Last NPPES UpdateNovember 18, 20252 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1609427376 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in MI · 6401223206
22150 W 9 MILE RD, Southfield, MI 48033

Secondary Practice Location 1

Location 18828 Moffat StDetroit, MI 48213-2909 · Phone (313) 443-6976

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

Alexis Williams 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 ID3274064746
PECOS Enrollment IDI20241008002972
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 Alexis Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Clinical
835 MASON ST, SUITE B 220
Dearborn, MI 48124
  • Reassigned Medicare billing, Michigan enrollment
  • 14 clinicians in this Medicare group
Psychiatry
2399 E WALTON BLVD
Auburn Hills, MI 48326
  • Reassigned Medicare billing, Michigan enrollment
  • 253 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.

Other Providers at the Same Location NPPES 20

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

Case Manager/Care Coordinator
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Case Manager/Care Coordinator
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Registered Nurse
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Counselor (Professional)
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Peer Specialist
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Social Worker (Clinical)
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Psychologist (Clinical)
22150 W 9 MILE RD
SOUTHFIELD, MI 48033
Peer Specialist
22150 W 9 MILE RD
SOUTHFIELD, MI 48033

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 Alexis Williams's NPI number?

The NPI number for Alexis Williams is 1609427376. It was assigned to this individual provider in the NPPES registry on September 24, 2019.

Where is Alexis Williams located?

Alexis Williams practices at 22150 W 9 Mile Rd, Southfield, MI 48033. The listed phone number is (248) 372-6800.

What is Alexis Williams's specialty?

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

Is Alexis Williams enrolled in Medicare?

Yes. Alexis Williams 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 Alexis Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexis Williams reassigns Medicare benefits to 2 organizations: Michigan Modern Psychology Group,pllc (Dearborn, MI) and Easterseals Morc Health Care, Inc. (Auburn Hills, 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 Alexis Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexis Williams accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Alexis Williams 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 Alexis Williams was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.