Dr. Rachael Corey Olson-Marszewski, MD
- Part D claims, 2022
- 57
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2018
- Practice locations
- 2
- Practice address
- 1201 Eagle Street, Joliet, IL 60432
- Practice phone
- Call (608) 821-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Joliet VA Clinic
VA Clinic / Health Facility · Joliet, Illinois
Find Dr. Olson-Marszewski's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Rachael Corey Olson-Marszewski is a psychiatrist in Hines, Illinois
Dr. Olson-Marszewski practices at Joliet VA Clinic in Joliet, Illinois.
Dr. Olson-Marszewski's NPI, 1427554369, was assigned on March 31, 2018. Dr. Olson-Marszewski holds Illinois license 125.073041.
- NPI
- 1427554369NPI Registry (opens in a new tab)
- NPI enumeration date
- March 31, 2018
- NPI status
- Active
- Practice phone
- (608) 821-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Rachael Corey Olson-Marszewski practices in Joliet and Hines
Dr. Olson-Marszewski's primary practice is Joliet VA Clinic, at 1201 Eagle Street, Joliet, IL 60432. The practice phone is (608) 821-7200. Dr. Olson-Marszewski also practices at Hines VAMC, 5000 S 5th Ave, Hines, IL 60141.
- Joliet VA ClinicPrimary1201 Eagle Street, Joliet, IL 60432Phone(608) 821-7200
- Hines VAMC5000 S 5th Ave, Hines, IL 60141 · Cook CountyPhone(608) 821-7200
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Rachael Corey Olson-Marszewski is affiliated with 1 site of care
Dr. Olson-Marszewski's primary practice is Joliet VA Clinic in Joliet, Illinois.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rachael Corey Olson-Marszewski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Olson-Marszewski practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Joliet VA Clinic | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rachael Corey Olson-Marszewski is one of 1,527 psychiatrists in Illinois
Psychiatry is Dr. Olson-Marszewski's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Olson-Marszewski is licensed in Illinois.
Specialties and state licenses
- Psychiatry, IllinoisPrimary
Psychiatrists near Dr. Olson-Marszewski
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Rachael Corey Olson-Marszewski's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Olson-Marszewski's median patient age at 52, with 0% women.
Dr. Olson-Marszewski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Rachael Corey Olson-Marszewski wrote 57 Medicare Part D claims in 2022
In 2022, Dr. Olson-Marszewski wrote 57 Medicare Part D claims. Every claim was for a generic drug. They cover 3 drugs, with $1,641 in total drug cost. In 2021, CMS named 229 claims across 12 drugs.
Dr. Olson-Marszewski's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2292022: 5775%
Drugs named by CMS: 3 in 2022, 12 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. Rachael Corey Olson-Marszewski's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Rachael Corey Olson-Marszewski
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What is Dr. Rachael Corey Olson-Marszewski's NPI number?
Dr. Rachael Corey Olson-Marszewski's NPI number is 1427554369. It was assigned on March 31, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Rachael Corey Olson-Marszewski?
Dr. Rachael Corey Olson-Marszewski is a psychiatrist in Hines, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Rachael Corey Olson-Marszewski practice?
Dr. Olson-Marszewski practices at 1201 Eagle Street, Joliet, IL 60432. Dr. Olson-Marszewski also practices at 5000 S 5th Ave, Hines, IL 60141. Dr. Olson-Marszewski's primary practice is Joliet VA Clinic in Joliet, Illinois.
What is Dr. Rachael Corey Olson-Marszewski's office phone number?
The practice phone on file for Dr. Olson-Marszewski is (608) 821-7200.
What is Dr. Rachael Corey Olson-Marszewski's medical license number?
Dr. Olson-Marszewski holds Illinois license 125.073041.
What drugs does Dr. Rachael Corey Olson-Marszewski prescribe most?
In 2022 Medicare Part D data, Dr. Olson-Marszewski's most prescribed drugs by claims were Escitalopram Oxalate, Olanzapine and Mirtazapine.
How long has Dr. Rachael Corey Olson-Marszewski been practicing?
Dr. Olson-Marszewski's NPI was assigned in 2018.
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