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DR. RACHAEL MARISA CHAIT MD, MPH
NPI 1396534921
Internal Medicine in Chicago, IL

Active since May 01, 2025PECOS Enrolled
1620 W HARRISON ST, CHICAGO, IL 60612(312) 942-5000 Get Directions Write a Review

NPPES record last updated: July 14, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Rachael Marisa Chait Md, Mph NPPES

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

DR. RACHAEL MARISA CHAIT MD, MPH (NPI 1396534921) is an individual internal medicine provider in Chicago, Illinois, licensed in Indiana (125085861) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1396534921
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. RACHAEL MARISA CHAITCredential: MD, MPH
Location Address1620 W HARRISON STChicago, IL 60612-3801
Mailing Address1620 W Harrison StChicago, IL 60612-3801 · (312) 942-5000
Phone(312) 942-5000
Sole ProprietorNo
Enumeration DateMay 1, 2025
Last NPPES UpdateJuly 14, 2025
NPPES CertifiedJuly 14, 2025
✔ NPI 1396534921 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IN · 125085861
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1620 W HARRISON ST, 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)

Dr. Rachael Marisa Chait Md, Mph 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 20

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

NICHOLAS RIGLER
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
KABEER RAJAN MASIH MD
Radiology (Vascular & Interventional Radiology)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
MARGARET C SCHERMERHORN MD
Obstetrics & Gynecology
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
ANDREW MAX MELCHIORIS MD, MBA
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (314) 942-5000
NICOLE HALEY SULIMA DNP
Nurse Practitioner (Gerontology)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
KRINA PATEL MD
Psychiatry & Neurology (Psychiatry)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
LAYNE MITCHELL BESSA
Registered Nurse
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
COLETTE MITCHELL OT
Occupational Therapist
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5800

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 Rachael Chait's NPI number?

The NPI number for Rachael Chait is 1396534921. It was assigned to this individual provider in the NPPES registry on May 1, 2025.

Where is Rachael Chait located?

Rachael Chait practices at 1620 W Harrison St, Chicago, IL 60612. The listed phone number is (312) 942-5000.

What is Rachael Chait's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Rachael Chait enrolled in Medicare?

Yes. Rachael Chait is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Rachael Chait was last updated on July 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.