Antimicrob Agents Chemother
Anti-Bacterial AgentsBayes TheoremCefepime
Dr. Rachel Lee Medernach, MD
NPI1033569694PAC ID7012209018
- Medicare services, 2024
- 213
- Medicare patients, 2024
- 94
- Part D claims, 2024
- 59
- Publications
- 10
- Hospital affiliations
- 2
- Practice address
- 1653 West Congress Parkway, Chicago, IL 60612
- Practice phone
- Call (312) 942-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Rachel Lee Medernach is an infectious disease specialist in Chicago, Illinois
Dr. Medernach practices at Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.
Dr. Medernach's NPI, 1033569694, was assigned on June 14, 2016. Dr. Medernach graduated from Loyola University of Chicago, Stritch School of Medicine in 2016. Dr. Medernach holds Illinois license 036152465.
NPI and contact details
- NPI
- 1033569694NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012209018
- NPI enumeration date
- June 14, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 942-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rachel Lee Medernach practices at Rush University Medical Center in Chicago, Illinois
Dr. Medernach's primary practice is Rush University Medical Center, at 1653 West Congress Parkway, Chicago, IL 60612 in Cook County. The practice phone is (312) 942-5000.
- Rush University Medical Center1653 West Congress Parkway, Chicago, IL 60612 · Cook CountyPhone(312) 942-5000
Source: Dmand AI Affiliation Data
Dr. Rachel Lee Medernach is affiliated with 2 sites of care and 1 medical group
Dr. Medernach's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. Dr. Medernach is also affiliated with Northwestern Memorial Hospital. The medical group on file is Rush University Internists.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rachel Lee Medernach's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Medernach practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rush University Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rachel Lee Medernach is one of 400 infectious disease specialists in Illinois
Infectious disease is Dr. Medernach's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Medernach is licensed in Illinois.
Specialties and state licenses
- Infectious disease, IllinoisPrimary
Infectious disease specialists near Dr. Medernach
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
400infectious disease specialists in Illinois148infectious disease specialists in Chicago20infectious disease specialists at Rush University Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Rachel Lee Medernach billed Medicare for 213 services in 2024
CMS data shows 213 Medicare services from Dr. Medernach across 3 procedure codes in 2024, for 94 Medicare patients. Medicare paid $22,902 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024213
Medicare patients94
Paid by Medicare$22,902
Procedure codes3
Dr. Medernach compared with the Illinois median for infectious disease specialists, 2024
- Dr. Medernach
- Illinois median
- Medicare services
- 213vs 44052% below
- Medicare patients
- 94vs 21055% below
- Part D claims
- 41vs 19579% below
Medians across 383 infectious disease specialists in Illinois with Dmand AI profiles that report each measure.
Dr. Medernach's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Medernach and other infectious disease specialists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rachel Lee Medernach treated 94 Medicare patients in 2024, average age 72
CMS counts 94 Medicare patients who saw Dr. Medernach in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 3.87, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Medernach's median patient age at 71, with 44% women.
Medicare patients, 202494
Average age72
Average risk score3.87
Also on Medicaid43%
Dr. Medernach's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Medernach's Medicare patients by sex, 2024
- Women4245%
- Men5255%
Chronic conditions among Dr. Medernach's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Ischemic heart disease68%
- Chronic kidney disease63%
- Diabetes59%
- Heart failure50%
- Mood disorders45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Medernach's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women44%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rachel Lee Medernach wrote 59 Medicare Part D claims in 2024
In 2024, Dr. Medernach wrote 59 Medicare Part D claims for 17 patients. 78% of them were for generic drugs. CMS names the drug for 41 of them, across 2 drugs with 11 or more claims each, at $139,902 in total drug cost. In 2022, CMS named 90 claims across 5 drugs.
Part D claims, 202459
Drugs named by CMS2
Total drug cost$139,902
Part D patients17
Dr. Medernach's Part D claims by kind of drug, 2024
- Generic46 claims78%
- Brand-name13 claims22%
Dr. Medernach's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Medernach's Part D claims, 2024
- Antibiotics75%44 of 59 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 902023: 4154%
Drugs named by CMS: 2 in 2023, 5 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Rachel Lee Medernach takes part in Medicare
Dr. Medernach accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Rachel Lee Medernach has 10 publications on record
Dmand AI links 10 papers to Dr. Medernach, published from 2018 to 2025. 2023 was the busiest year, with 4. The most frequent topics are Anti-Bacterial Agents, Microbial Sensitivity Tests and beta-Lactamases. Dr. Medernach has published most often in Pediatr Infect Dis J. Dr. Medernach's most frequent co-authors are Latania K. Logan, MD, MSPH, Robert A. Bonomo, MD and Nadia Kaleem Qureshi, MD.
Papers10
Years published2018 to 2025
Dr. Medernach's papers by year, 2018 to 2025
Topics Dr. Medernach writes about most
- Anti-Bacterial Agents
- Microbial Sensitivity Tests
- beta-Lactamases
- Plasmids
- Pseudomonas aeruginosa
- Pseudomonas Infections
- Chicago
- Drug Resistance, Bacterial
Dr. Medernach's most frequent co-authors
- Latania K. Logan, MD, MSPH5 shared papers
- Robert A. Bonomo, MD4 shared papers
- Nadia Kaleem Qureshi, MD4 shared papers
Recent publications by Dr. Medernach
Anti-Bacterial AgentsKlebsiella pneumoniaePlasmids
Front Cell Infect Microbiol
Anti-Bacterial Agentsbeta-LactamasesCross Infection
Microbiol Spectr
AminoglycosidesAnti-Bacterial AgentsCiprofloxacin
See who Dr. Medernach researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Medernach works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rachel Lee Medernach received $116 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Medernach from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Shionogi Inc paid the most, $116.
Companies that paid Dr. Medernach the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rachel Lee Medernach graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Medernach graduated from Loyola University of Chicago, Stritch School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rachel Lee Medernach'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Rachel Lee Medernach
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Rachel Lee Medernach's NPI number?
Dr. Rachel Lee Medernach's NPI number is 1033569694. It was assigned on June 14, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Rachel Lee Medernach?
Dr. Rachel Lee Medernach is an infectious disease specialist in Chicago, Illinois. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Rachel Lee Medernach practice?
Dr. Medernach practices at 1653 West Congress Parkway, Chicago, IL 60612. Dr. Medernach's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.
What is Dr. Rachel Lee Medernach's office phone number?
The practice phone on file for Dr. Medernach is (312) 942-5000.
What is Dr. Rachel Lee Medernach's medical license number?
Dr. Medernach holds Illinois license 036152465.
Which hospitals is Dr. Rachel Lee Medernach affiliated with?
Dr. Medernach practices at Rush University Medical Center in Chicago, Illinois. Dr. Medernach is also affiliated with Northwestern Memorial Hospital.
What medical group is Dr. Rachel Lee Medernach part of?
Dr. Medernach is linked to Rush University Internists.
Does Dr. Rachel Lee Medernach accept Medicare?
Yes. CMS data shows Dr. Medernach billed Medicare for 213 services in 2024, and Dr. Medernach accepts Medicare assignment.
How many Medicare patients does Dr. Rachel Lee Medernach see?
CMS counts 94 Medicare patients who saw Dr. Medernach in 2024, with an average age of 72.
What services does Dr. Rachel Lee Medernach bill to Medicare?
In 2024, Dr. Medernach's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).
Show 6 more questionsShow fewer questions
Where did Dr. Rachel Lee Medernach go to medical school?
Dr. Medernach graduated from Loyola University of Chicago, Stritch School of Medicine in 2016.
What drugs does Dr. Rachel Lee Medernach prescribe most?
In 2023 Medicare Part D data, Dr. Medernach's most prescribed drugs by claims were Biktarvy and Ethambutol HCl.
Has Dr. Rachel Lee Medernach received payments from drug or device companies?
CMS Open Payments shows $116 in general payments to Dr. Medernach from 1 company from 2025 to 2025. The largest total came from Shionogi Inc.
How long has Dr. Rachel Lee Medernach been practicing?
Dr. Medernach graduated from medical school in 2016, 10 years ago.
Does Dr. Rachel Lee Medernach do research?
Dmand AI links 10 publications to Dr. Medernach, published from 2018 to 2025.
Who does Dr. Rachel Lee Medernach publish with?
Dr. Medernach's most frequent co-authors are Latania K. Logan, MD, MSPH (5 shared papers), Robert A. Bonomo, MD (4 shared papers) and Nadia Kaleem Qureshi, MD (4 shared papers).
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