CASEY THOMAS AMAN MD
NPI 1891435582
Internal Medicine - Rheumatology in Chicago, IL

Q: What is Casey Aman's NPI number?

The NPI number for Casey Aman is 1891435582. It was assigned to this individual provider in the NPPES registry on March 30, 2022.

Q: What is Casey Aman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Casey Aman was last updated on April 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since March 30, 2022PECOS Enrolled

1611 W HARRISON ST STE 510, CHICAGO, IL 60612(312) 942-4256(312) 563-2267 Get Directions Write a Review

NPPES record last updated: April 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 17, 2022, May 12, 2022 (2 updates tracked since 2022).

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About Casey Thomas Aman Md NPPES

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

CASEY THOMAS AMAN MD (NPI 1891435582) is an individual rheumatology provider in Chicago, Illinois, licensed in Illinois (036173761) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891435582

Entity TypeIndividualMale

Primary Taxonomy207RR0500X

Provider Legal NameCASEY THOMAS AMANCredential: MD

Location Address1611 W HARRISON ST STE 510Chicago, IL 60612-4861

Mailing Address1611 W Harrison St Ste 510Chicago, IL 60612-4861 · (312) 942-4256 · Fax (312) 563-2267

Phone(312) 942-4256

Fax(312) 563-2267

Sole ProprietorYes

Enumeration DateMarch 30, 2022

Last NPPES UpdateApril 22, 20252 updates tracked since enumeration

NPPES CertifiedApril 22, 2025

✔ NPI 1891435582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in IL · 036173761

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

1611 W HARRISON ST STE 510, Chicago, IL 60612

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Casey Thomas Aman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

Most-billed visit code 99214

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 5

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

WENLU WENDY XIONG M.D.

Internal Medicine (Rheumatology)