Dr. Christopher Q. Stephan Jr., MD
- Medicare services, 2024
- 272
- Medicare patients, 2024
- 151
- Part D claims, 2024
- 615
- Hospital affiliations
- 1
- Industry payments
- $5,248
- Practice address
- 7447 W Talcott Ave, Chicago, IL 60631
- Practice phone
- Call (773) 631-2728
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gastroenterology Solutions, S.C.
Chicago, Illinois
Find Dr. Stephan'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 Q. Stephan Jr. is a family medicine physician in Chicago, Illinois
Dr. Stephan practices at Gastroenterology Solutions, S.C. in Chicago, Illinois.
Dr. Stephan's NPI, 1780883660, was assigned on July 12, 2007. Dr. Stephan graduated from Loyola University of Chicago, Stritch School of Medicine in 2004. Dr. Stephan holds Illinois license 036117889.
- NPI
- 1780883660NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466540679
- NPI enumeration date
- July 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 631-2728
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Q. Stephan Jr. practices at Gastroenterology Solutions, S.C. in Chicago, Illinois
Dr. Stephan's primary practice is Gastroenterology Solutions, S.C., at 7447 W Talcott Ave, Chicago, IL 60631 in Cook County. The practice phone is (773) 631-2728.
- Gastroenterology Solutions, S.C.7447 W Talcott Ave, Chicago, IL 60631 · Cook CountyPhone(773) 631-2728
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Q. Stephan Jr. is affiliated with 5 sites of care and 3 medical groups
Dr. Stephan's primary practice is Gastroenterology Solutions, S.C. in Chicago, Illinois. Dr. Stephan is also affiliated with Resurrection Medical Center. The medical group on file is Prime Healthcare Illinois Medical Group. Dmand AI also links Dr. Stephan to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher Q. Stephan Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gastroenterology Solutions, S.C. | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Q. Stephan Jr. is one of 5,105 family medicine physicians in Illinois
Family medicine is Dr. Stephan's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Stephan is licensed in Illinois.
Specialties and state licenses
- Family medicine, IllinoisPrimary
Family medicine physicians near Dr. Stephan
Counts of family medicine physicians 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. Christopher Q. Stephan Jr. billed Medicare for 272 services in 2024
CMS data shows 272 Medicare services from Dr. Stephan across 8 procedure codes in 2024, for 151 Medicare patients. Medicare paid $16,811 for them.
Dr. Stephan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2112024: 18711%
- Surgery
- 2023: 432024: 422%
- Lab and pathology
- 2023: 02024: 29
- Other services
- 2023: 142024: 14No change
Where Dr. Stephan's Medicare services took place, 2024
- In an office23486%
- In a facility3814%
Dr. Stephan compared with the Illinois median for family medicine physicians, 2024
- Dr. Stephan
- Illinois median
- Medicare services
- 272vs 35624% below
- Medicare patients
- 151vs 1606% below
- Part D claims
- 345vs 61844% below
Medians across 5,015 family medicine physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Stephan'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. Stephan and other family medicine physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Q. Stephan Jr. treated 151 Medicare patients in 2024, average age 72
CMS counts 151 Medicare patients who saw Dr. Stephan in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Stephan's median patient age at 61, with 43% women.
Dr. Stephan's Medicare patients by age, 2024
Dr. Stephan's Medicare patients by sex, 2024
- Women7751%
- Men7449%
Chronic conditions among Dr. Stephan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Arthritis50%
- Diabetes36%
- Heart failure28%
- Mood disorders28%
- Ischemic heart disease25%
- Anxiety24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stephan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Q. Stephan Jr. wrote 615 Medicare Part D claims in 2024
In 2024, Dr. Stephan wrote 615 Medicare Part D claims for 83 patients. 80% of them were for generic drugs. CMS names the drug for 345 of them, across 17 drugs with 11 or more claims each, at $44,817 in total drug cost. In 2023, CMS named 307 claims across 15 drugs.
Dr. Stephan's Part D claims by kind of drug, 2024
- Generic495 claims80%
- Brand-name105 claims17%
- Other15 claims2%
Dr. Stephan'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. Stephan's Part D claims, 2024
- Opioids3%16 of 615 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: 3072024: 34512%
Drugs named by CMS: 17 in 2024, 15 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
How Dr. Christopher Q. Stephan Jr. takes part in Medicare
Dr. Stephan 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. Christopher Q. Stephan Jr. received $5,248 in industry payments from 2016 to 2019
CMS Open Payments shows 352 general payments to Dr. Stephan from 33 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $618.
General payments to Dr. Stephan by program year, 2016 to 2019
General payments to Dr. Stephan by kind, 2016 to 2019
- Food and beverage$5,237100%
- Education$100%
Companies that paid Dr. Stephan the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Q. Stephan Jr. graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Stephan graduated from Loyola University of Chicago, Stritch School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Q. Stephan Jr.'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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 Q. Stephan Jr.
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 Q. Stephan Jr.'s NPI number?
Dr. Christopher Q. Stephan Jr.'s NPI number is 1780883660. It was assigned on July 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Q. Stephan Jr.?
Dr. Christopher Q. Stephan Jr. is a family medicine physician in Chicago, Illinois. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Christopher Q. Stephan Jr. practice?
Dr. Stephan practices at 7447 W Talcott Ave, Chicago, IL 60631. Dr. Stephan's primary practice is Gastroenterology Solutions, S.C. in Chicago, Illinois. Dmand AI also links Dr. Stephan to 3 group practices and clinics and 2 medical groups.
What is Dr. Christopher Q. Stephan Jr.'s office phone number?
The practice phone on file for Dr. Stephan is (773) 631-2728.
What is Dr. Christopher Q. Stephan Jr.'s medical license number?
Dr. Stephan holds Illinois license 036117889.
Which hospitals is Dr. Christopher Q. Stephan Jr. affiliated with?
Dr. Stephan is affiliated with Resurrection Medical Center.
What medical group is Dr. Christopher Q. Stephan Jr. part of?
Dr. Stephan is linked to Prime Healthcare Illinois Medical Group. Dmand AI links Dr. Stephan to 2 more medical groups.
Does Dr. Christopher Q. Stephan Jr. accept Medicare?
Yes. CMS data shows Dr. Stephan billed Medicare for 272 services in 2024, and Dr. Stephan accepts Medicare assignment.
How many Medicare patients does Dr. Christopher Q. Stephan Jr. see?
CMS counts 151 Medicare patients who saw Dr. Stephan in 2024, with an average age of 72.
What services does Dr. Christopher Q. Stephan Jr. bill to Medicare?
In 2024, Dr. Stephan's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: heart and blood vessels (36415).
Show 4 more questionsShow fewer questions
Where did Dr. Christopher Q. Stephan Jr. go to medical school?
Dr. Stephan graduated from Loyola University of Chicago, Stritch School of Medicine in 2004.
What drugs does Dr. Christopher Q. Stephan Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Stephan's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Metoprolol Succinate.
Has Dr. Christopher Q. Stephan Jr. received payments from drug or device companies?
CMS Open Payments shows $5,248 in general payments to Dr. Stephan from 33 companies from 2016 to 2019. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Christopher Q. Stephan Jr. been practicing?
Dr. Stephan graduated from medical school in 2004, 22 years ago.
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