Otolaryngol Clin North Am
Maxillary Sinus
Dr. Christopher Mularczyk, MD
NPI1104314921PAC ID6103175377
- Medicare services, 2024
- 15
- Medicare patients, 2024
- 29
- Part D claims, 2024
- 82
- Publications
- 5
- MIPS score, 2024
- 95
- Practice address
- 1901 W Harrison St, Chicago, IL 60612
- Practice phone
- Call (312) 864-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mularczyk'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. Christopher Mularczyk is an otolaryngologist in Chicago, Illinois
Dr. Mularczyk practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government.
Dr. Mularczyk's NPI, 1104314921, was assigned on April 26, 2018. Dr. Mularczyk graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2018. Dr. Mularczyk holds Illinois license 036.163111.
NPI and contact details
- NPI
- 1104314921NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103175377
- NPI enumeration date
- April 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 864-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Mularczyk practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois
Dr. Mularczyk's primary practice is John H. Stroger, Jr. Hospital of Cook County, at 1901 W Harrison St, Chicago, IL 60612 in Cook County. The practice phone is (312) 864-6000.
- John H. Stroger, Jr. Hospital of Cook County1901 W Harrison St, Chicago, IL 60612 · Cook CountyPhone(312) 864-6000
Source: Dmand AI Affiliation Data
Dr. Christopher Mularczyk is affiliated with 3 sites of care and 1 medical group
Dr. Mularczyk's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government. Dr. Mularczyk is also affiliated with Provident Hospital of Cook County Health. The medical group on file is John H. Stroger, Jr. Hospital of Cook County. Dmand AI also links Dr. Mularczyk to 1 more group practice or clinic, named with a free account.
Provident Hospital of Cook County HealthJohn H. Stroger, Jr. Hospital of Cook County1 group practice or clinicName with a free account
See all 4 affiliations for Dr. MularczykSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Mularczyk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mularczyk practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John H. Stroger, Jr. Hospital of Cook County | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Christopher Mularczyk is one of 401 otolaryngologists in Illinois
Otolaryngology is Dr. Mularczyk's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Mularczyk is licensed in Illinois.
Specialties and state licenses
- Otolaryngology, IllinoisPrimary
Otolaryngologists near Dr. Mularczyk
Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.
401otolaryngologists in Illinois111otolaryngologists in Chicago6otolaryngologists at John H. Stroger, Jr. Hospital of Cook County
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Christopher Mularczyk billed Medicare for 15 services in 2024
CMS data shows 15 Medicare services from Dr. Mularczyk across 1 procedure code in 2024, all of them office visits, for 29 Medicare patients. Medicare paid $857 for them. Every service was in an office.
Medicare services, 202415
Medicare patients29
Paid by Medicare$857
Procedure codes1
Dr. Mularczyk compared with the Illinois median for otolaryngologists, 2024
- Dr. Mularczyk
- Illinois median
- Medicare services
- 15vs 60398% below
- Medicare patients
- 29vs 29190% below
- Part D claims
- 42vs 16374% below
Medians across 384 otolaryngologists in Illinois with Dmand AI profiles that report each measure.
Dr. Mularczyk'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. Mularczyk and other otolaryngologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Mularczyk treated 29 Medicare patients in 2024, average age 72
CMS counts 29 Medicare patients who saw Dr. Mularczyk in 2024. The largest group is 75 to 84, with 11 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 55% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mularczyk's median patient age at 70, with 53% women.
Medicare patients, 202429
Average age72
Average risk score1.27
Also on Medicaid55%
Dr. Mularczyk's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mularczyk's Medicare patients by sex, 2024
- Women1241%
- Men1759%
Chronic conditions among Dr. Mularczyk's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Arthritis48%
- Diabetes48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mularczyk's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Mularczyk wrote 82 Medicare Part D claims in 2024
In 2024, Dr. Mularczyk wrote 82 Medicare Part D claims for 31 patients. 96% of them were for generic drugs. CMS names the drug for 42 of them, across 2 drugs with 11 or more claims each, at $533 in total drug cost. In 2023, CMS named 71 claims across 3 drugs.
Part D claims, 202482
Drugs named by CMS2
Total drug cost$533
Part D patients31
Dr. Mularczyk's Part D claims by kind of drug, 2024
- Generic79 claims96%
- Brand-name and other3 claims4%
Dr. Mularczyk's most prescribed drugs by claims, 2024
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. Mularczyk's Part D claims, 2024
- Antibiotics20%16 of 82 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 712024: 4241%
Drugs named by CMS: 2 in 2024, 3 in 2023.
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
Dr. Christopher Mularczyk scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Mularczyk for performance year 2024, reported through an alternative payment model (APM). Dr. Mularczyk accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mularczyk's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher Mularczyk has 5 publications on record
Dmand AI links 5 papers to Dr. Mularczyk, published from 2014 to 2024. 2024 was the busiest year, with 2. Dr. Mularczyk's most frequent co-authors are Michael Gorelik, Matthew Thomas Moynihan, DO and Auddie Musa Sweis, MD.
Papers5
Years published2014 to 2024
Dr. Mularczyk's papers by year, 2014 to 2024
Dr. Mularczyk's most frequent co-authors
- Michael Gorelik1 shared paper
- Matthew Thomas Moynihan, DO1 shared paper
- Auddie Musa Sweis, MD1 shared paper
Recent publications by Dr. Mularczyk
CartilageEndoscopyLaryngoscopy
Int J Pediatr Otorhinolaryngol
AdenoidectomyOtolaryngologySurgical Instruments
15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidCatalytic DomainCyanides
JAMA Otolaryngol Head Neck Surg
See who Dr. Mularczyk researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mularczyk works with, so you can find a warm path to the right otolaryngologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher Mularczyk received $1,254 in industry payments from 2023 to 2025
CMS Open Payments shows 9 general payments to Dr. Mularczyk from 7 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Acclarent, Inc paid the most, $292.
General payments to Dr. Mularczyk by program year, 2023 to 2025
Companies that paid Dr. Mularczyk the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Mularczyk graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Mularczyk graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Mularczyk'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Christopher Mularczyk
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. Christopher Mularczyk's NPI number?
Dr. Christopher Mularczyk's NPI number is 1104314921. It was assigned on April 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Mularczyk?
Dr. Christopher Mularczyk is an otolaryngologist in Chicago, Illinois. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Christopher Mularczyk practice?
Dr. Mularczyk practices at 1901 W Harrison St, Chicago, IL 60612. Dr. Mularczyk's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government. Dmand AI also links Dr. Mularczyk to 1 group practice or clinic.
What is Dr. Christopher Mularczyk's office phone number?
The practice phone on file for Dr. Mularczyk is (312) 864-6000.
What is Dr. Christopher Mularczyk's medical license number?
Dr. Mularczyk holds Illinois license 036.163111.
Which hospitals is Dr. Christopher Mularczyk affiliated with?
Dr. Mularczyk practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois. Dr. Mularczyk is also affiliated with Provident Hospital of Cook County Health.
What medical group is Dr. Christopher Mularczyk part of?
Dr. Mularczyk is linked to John H. Stroger, Jr. Hospital of Cook County.
Does Dr. Christopher Mularczyk accept Medicare?
Yes. CMS data shows Dr. Mularczyk billed Medicare for 15 services in 2024, and Dr. Mularczyk accepts Medicare assignment.
What is Dr. Christopher Mularczyk's MIPS score?
Dr. Mularczyk's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Christopher Mularczyk see?
CMS counts 29 Medicare patients who saw Dr. Mularczyk in 2024, with an average age of 72.
Show 7 more questionsShow fewer questions
What services does Dr. Christopher Mularczyk bill to Medicare?
In 2024, Dr. Mularczyk's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Christopher Mularczyk go to medical school?
Dr. Mularczyk graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2018.
What drugs does Dr. Christopher Mularczyk prescribe most?
In 2024 Medicare Part D data, Dr. Mularczyk's most prescribed drugs by claims were Fluticasone Propionate and Azelastine HCl.
Has Dr. Christopher Mularczyk received payments from drug or device companies?
CMS Open Payments shows $1,254 in general payments to Dr. Mularczyk from 7 companies from 2023 to 2025. The largest total came from Acclarent, Inc.
How long has Dr. Christopher Mularczyk been practicing?
Dr. Mularczyk graduated from medical school in 2018, 8 years ago.
Does Dr. Christopher Mularczyk do research?
Dmand AI links 5 publications to Dr. Mularczyk, published from 2014 to 2024.
Who does Dr. Christopher Mularczyk publish with?
Dr. Mularczyk's most frequent co-authors are Michael Gorelik (1 shared paper), Matthew Thomas Moynihan, DO (1 shared paper) and Auddie Musa Sweis, MD (1 shared paper).
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