DR. CLAUDIA MOSIER PSY.D.
NPI 1336261643
Psychologist in Chicago, IL

Active since April 06, 2007PECOS EnrolledAccepts Medicare Assignment
8 S MICHIGAN AVE, SUITE 1500, CHICAGO, IL 60603(773) 972-2405(312) 553-1100 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Claudia Mosier Psy.d. NPPES

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

DR. CLAUDIA MOSIER PSY.D. (NPI 1336261643) is an individual psychologist in Chicago, Illinois, licensed in Illinois (071005231) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1336261643
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. CLAUDIA MOSIERCredential: PSY.D.
Location Address8 S MICHIGAN AVE, SUITE 1500Chicago, IL 60603-3357
Mailing Address8 S Michigan Ave, Suite 1500Chicago, IL 60603-3357 · (773) 972-2405 · Fax (312) 553-1100
Fax(312) 553-1100
Sole ProprietorYes
Medical School CMSOtherGraduated 1995
Enumeration DateApril 6, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1336261643 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License✔ Licensed in IL · 071005231
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
8 S MICHIGAN AVE, Chicago, IL 60603

Other Identifiers 1

Medicare ID-Type Unspecified392380IL · Psychologist

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

Dr. Claudia Mosier Psy.d. 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 ID4183740053
PECOS Enrollment IDI20200415001501
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 Claudia Mosier reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Clinical
655 DEERFIELD RD STE 100-303
Deerfield, IL 60015
  • Reassigned Medicare billing, Illinois enrollment
  • 32 clinicians in this Medicare group
Clinical
3525 PRYTANIA ST STE 319&320B
New Orleans, LA 70115
  • Reassigned Medicare billing, Louisiana enrollment
  • 6 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.

Psychologist (Clinical)
8 S MICHIGAN AVE, STE. 1810
CHICAGO, IL 60603
Physical Therapist
8 S MICHIGAN AVE, STE 210
CHICAGO, IL 60603
Marriage & Family Therapist
8 S MICHIGAN AVE
CHICAGO, IL 60603
Dentist
8 S MICHIGAN AVE
CHICAGO, IL 60603
Social Worker (Clinical)
8 S MICHIGAN AVE, 1420
CHICAGO, IL 60603
Psychologist (Clinical)
8 S MICHIGAN AVE, SUITE 500
CHICAGO, IL 60603
Chiropractor
8 S MICHIGAN AVE, SUITE 1420
CHICAGO, IL 60603
Counselor (Mental Health)
8 S MICHIGAN AVE
CHICAGO, IL 60603

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 Claudia Mosier's NPI number?

The NPI number for Claudia Mosier is 1336261643. It was assigned to this individual provider in the NPPES registry on April 6, 2007.

Where is Claudia Mosier located?

Claudia Mosier practices at 8 S Michigan Ave Suite 1500, Chicago, IL 60603. The listed phone number is (773) 972-2405.

What is Claudia Mosier's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Claudia Mosier enrolled in Medicare?

Yes. Claudia Mosier 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 Claudia Mosier's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Claudia Mosier reassigns Medicare benefits to 2 organizations: Davken Associates, P.C. (Deerfield, IL) and Southern Psychological Specialists LLC (New Orleans, LA). 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 Claudia Mosier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Claudia Mosier accept?

Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Claudia Mosier 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 Claudia Mosier was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.