Dr. Jennifer Lynn Czwornog, MD
- Medicare services, 2024
- 27
- Medicare patients, 2024
- 48
- Part D claims, 2024
- 119
- Publications
- 7
- Hospital affiliations
- 2
- Practice address
- 777 Bannock St, Denver, CO 80204
- Practice phone
- Call (303) 602-4935
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Czwornog'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. Jennifer Lynn Czwornog is a gastroenterologist in Denver, Colorado
Dr. Czwornog practices at Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
Dr. Czwornog's NPI, 1801112396, was assigned on April 9, 2010. Dr. Czwornog graduated from Indiana University School of Medicine in 2010. Dr. Czwornog holds Colorado license DR.0056653.
- NPI
- 1801112396NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496999674
- NPI enumeration date
- April 9, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 602-4935
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Lynn Czwornog practices at Denver Health Medical Center in Denver, Colorado
Dr. Czwornog's primary practice is Denver Health Medical Center, at 777 Bannock St, Denver, CO 80204 in Denver County. The practice phone is (303) 602-4935.
- Denver Health Medical Center777 Bannock St, Denver, CO 80204 · Denver CountyPhone(303) 602-4935
Source: Dmand AI Affiliation Data
Dr. Jennifer Lynn Czwornog is affiliated with 2 sites of care and 3 medical groups
Dr. Czwornog's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dr. Czwornog is also affiliated with UCHealth University of Colorado Hospital. The medical group on file is University of Colorado Medicine (CU Medicine). Dmand AI also links Dr. Czwornog to 2 more medical groups, each named with a free account. Dr. Czwornog's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jennifer Lynn Czwornog's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Czwornog practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Denver Health Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer Lynn Czwornog is one of 282 gastroenterologists in Colorado
Gastroenterology is Dr. Czwornog's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Czwornog is licensed in Colorado.
Specialties and state licenses
- Gastroenterology, ColoradoPrimary
Gastroenterologists near Dr. Czwornog
Counts of gastroenterologists 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. Jennifer Lynn Czwornog billed Medicare for 27 services in 2024
CMS data shows 27 Medicare services from Dr. Czwornog across 1 procedure code in 2024, for 48 Medicare patients. Medicare paid $98 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Czwornog's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 352024: 2723%
- Surgery
- 2023: 622024: 0100%
- Office and hospital visits
- 2023: 132024: 0100%
Dr. Czwornog compared with the Colorado median for gastroenterologists, 2024
- Dr. Czwornog
- Colorado median
- Medicare services
- 27vs 36893% below
- Medicare patients
- 48vs 25681% below
- Part D claims
- 69vs 32179% below
Medians across 280 gastroenterologists in Colorado with Dmand AI profiles that report each measure.
Dr. Czwornog'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. Czwornog and other gastroenterologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer Lynn Czwornog treated 48 Medicare patients in 2024, average age 69
CMS counts 48 Medicare patients who saw Dr. Czwornog in 2024. The largest group is 65 to 74, with 28 patients. 63% of them have high blood pressure, and 54% have high cholesterol. 71% are also on Medicaid. Their average risk score is 1.78, 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. Czwornog's median patient age at 64, with 45% women.
Dr. Czwornog's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Czwornog's Medicare patients by sex, 2024
- Women2552%
- Men2348%
Chronic conditions among Dr. Czwornog's Medicare patients, 2024
- High blood pressure63%
- High cholesterol54%
- Arthritis33%
- Diabetes33%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Czwornog's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Lynn Czwornog wrote 119 Medicare Part D claims in 2024
In 2024, Dr. Czwornog wrote 119 Medicare Part D claims for 69 patients. 71% of them were for generic drugs. CMS names the drug for 69 of them, across 3 drugs with 11 or more claims each, at $1,183 in total drug cost. In 2023, CMS named 42 claims across 2 drugs.
Dr. Czwornog's Part D claims by kind of drug, 2024
- Generic84 claims71%
- Brand-name35 claims29%
Dr. Czwornog'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. Czwornog's Part D claims, 2024
- Antibiotics12%14 of 119 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: 422024: 6964%
Drugs named by CMS: 3 in 2024, 2 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. Jennifer Lynn Czwornog ranks in the 51st percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Czwornog accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 21 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Czwornog, more than 51% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Czwornog ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 51st percentile21 procedures
- Colonoscopy
- 42nd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jennifer Lynn Czwornog has 7 publications on record
Dmand AI links 7 papers to Dr. Czwornog, published from 2013 to 2015. 2015 was the busiest year, with 2. The most frequent topics are Body Mass Index, Nutrition Surveys and Proton Pump Inhibitors. Dr. Czwornog's most frequent co-author is Mark Robert Nicolls, MD.
Topics Dr. Czwornog writes about most
- Body Mass Index
- Nutrition Surveys
- Proton Pump Inhibitors
Dr. Czwornog's most frequent co-authors
Recent publications by Dr. Czwornog
J Clin Gastroenterol
See who Dr. Czwornog researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Czwornog works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jennifer Lynn Czwornog received $541 in industry payments from 2016 to 2022
CMS Open Payments shows 6 general payments to Dr. Czwornog from 2 drug and device companies from 2016 to 2022. Travel and lodging make up the largest share, 96% of the total. Covidien LP paid the most, $519.
General payments to Dr. Czwornog by program year, 2016 to 2022
General payments to Dr. Czwornog by kind, 2016 to 2022
- Travel and lodging$51996%
- Food and beverage$224%
Companies that paid Dr. Czwornog the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jennifer Lynn Czwornog graduated from Indiana University School of Medicine
Dr. Czwornog graduated from Indiana University School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jennifer Lynn Czwornog'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)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. Jennifer Lynn Czwornog
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. Jennifer Lynn Czwornog's NPI number?
Dr. Jennifer Lynn Czwornog's NPI number is 1801112396. It was assigned on April 9, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Lynn Czwornog?
Dr. Jennifer Lynn Czwornog is a gastroenterologist in Denver, Colorado. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Jennifer Lynn Czwornog practice?
Dr. Czwornog practices at 777 Bannock St, Denver, CO 80204. Dr. Czwornog's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dmand AI also links Dr. Czwornog to 2 medical groups.
What is Dr. Jennifer Lynn Czwornog's office phone number?
The practice phone on file for Dr. Czwornog is (303) 602-4935.
What is Dr. Jennifer Lynn Czwornog's medical license number?
Dr. Czwornog holds Colorado license DR.0056653.
Which hospitals is Dr. Jennifer Lynn Czwornog affiliated with?
Dr. Czwornog practices at Denver Health Medical Center in Denver, Colorado. Dr. Czwornog is also affiliated with UCHealth University of Colorado Hospital.
What medical group is Dr. Jennifer Lynn Czwornog part of?
Dr. Czwornog is linked to University of Colorado Medicine (CU Medicine). Dmand AI links Dr. Czwornog to 2 more medical groups.
Does Dr. Jennifer Lynn Czwornog accept Medicare?
Yes. CMS data shows Dr. Czwornog billed Medicare for 27 services in 2024, and Dr. Czwornog accepts Medicare assignment.
How many Medicare patients does Dr. Jennifer Lynn Czwornog see?
CMS counts 48 Medicare patients who saw Dr. Czwornog in 2024, with an average age of 69.
What services does Dr. Jennifer Lynn Czwornog bill to Medicare?
In 2024, Dr. Czwornog's most billed Medicare services were medicare service (G0500).
Show 6 more questionsShow fewer questions
Where did Dr. Jennifer Lynn Czwornog go to medical school?
Dr. Czwornog graduated from Indiana University School of Medicine in 2010.
What drugs does Dr. Jennifer Lynn Czwornog prescribe most?
In 2024 Medicare Part D data, Dr. Czwornog's most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Pantoprazole Sodium.
Has Dr. Jennifer Lynn Czwornog received payments from drug or device companies?
CMS Open Payments shows $541 in general payments to Dr. Czwornog from 2 companies from 2016 to 2022. The largest total came from Covidien LP.
How long has Dr. Jennifer Lynn Czwornog been practicing?
Dr. Czwornog graduated from medical school in 2010, 16 years ago.
Does Dr. Jennifer Lynn Czwornog do research?
Dmand AI links 7 publications to Dr. Czwornog, published from 2013 to 2015.
Who does Dr. Jennifer Lynn Czwornog publish with?
Dr. Czwornog's most frequent co-authors are Mark Robert Nicolls, MD (1 shared paper).
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