Dr. C David Stephenson, MD
- Medicare services, 2016
- 56
- Part D claims, 2017
- 12
- Industry payments
- $705
- Medical group
- 1
- State license
- 1
- Practice address
- 403 E 1st St, Dixon, IL 61021
- Practice phone
- Call (815) 637-6200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. Stephenson'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. C David Stephenson is an OB-GYN in Dixon, Illinois
Dr. Stephenson practices with Northwestern Medical Faculty Foundation, a medical group.
Dr. Stephenson's NPI, 1538167895, was assigned on July 11, 2005. Dr. Stephenson holds Illinois license 036-070392.
- NPI
- 1538167895NPI Registry (opens in a new tab)
- NPI enumeration date
- July 11, 2005
- NPI status
- Active
- Practice phone
- (815) 637-6200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. C David Stephenson's practice address is in Dixon, Illinois
Dr. Stephenson's practice address in the NPI Registry is 403 E 1st St, Dixon, IL 61021, in Lee County. The practice phone is (815) 637-6200.
- NPI Registry address403 E 1st St, Dixon, IL 61021 · Lee CountyPhone(815) 637-6200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. C David Stephenson is affiliated with 1 medical group
Dr. Stephenson is part of Northwestern Medical Faculty Foundation, a medical group in Chicago, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. C David Stephenson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephenson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Faculty Foundation | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwestern Medical Faculty Foundation and 6.2K+ hospitals, with verified contacts in the same login.
Dr. C David Stephenson is one of 1,665 OB-GYNs in Illinois
Obstetrics and gynecology is Dr. Stephenson's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Stephenson is licensed in Illinois.
Specialties and state licenses
- Obstetrics and gynecology, IllinoisPrimary
OB-GYNs near Dr. Stephenson
Counts of OB-GYNs 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. C David Stephenson billed Medicare for 56 services in 2016
CMS data shows 56 Medicare services from Dr. Stephenson across 3 procedure codes in 2016. Medicare paid $2,498 for them. Every service was in an office.
Dr. Stephenson's Medicare services by type, 2016
- Other services33
- Office and hospital visits23
Dr. Stephenson compared with the Illinois median for OB-GYNs, 2016
- Dr. Stephenson
- Illinois median
- Medicare services
- 56vs 4817% above
- Part D claims
- 12vs 2857% below
Medians across 1,360 OB-GYNs in Illinois with Dmand AI profiles that report each measure.
Dr. Stephenson's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Stephenson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stephenson and other OB-GYNs in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. C David Stephenson's patients have a median age of 35
Across all payers, Dmand AI patient panel data puts Dr. Stephenson's median patient age at 35, with 67% women.
Dr. Stephenson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. C David Stephenson wrote 12 Medicare Part D claims in 2017
In 2017, Dr. Stephenson wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $1,400 in total drug cost.
Dr. Stephenson's most prescribed drugs by claims, 2017
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. C David Stephenson received $705 in industry payments from 2016 to 2018
CMS Open Payments shows 33 general payments to Dr. Stephenson from 11 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $251.
General payments to Dr. Stephenson by program year, 2016 to 2018
Companies that paid Dr. Stephenson the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. C David Stephenson'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 | Dmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. C David Stephenson
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. C David Stephenson's NPI number?
Dr. C David Stephenson's NPI number is 1538167895. It was assigned on July 11, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. C David Stephenson?
Dr. C David Stephenson is an OB-GYN in Dixon, Illinois. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. C David Stephenson practice?
Dr. Stephenson practices at 403 E 1st St, Dixon, IL 61021. Dr. Stephenson's primary practice is Northwestern Medical Faculty Foundation, a medical group.
What is Dr. C David Stephenson's office phone number?
The practice phone on file for Dr. Stephenson is (815) 637-6200.
What is Dr. C David Stephenson's medical license number?
Dr. Stephenson holds Illinois license 036-070392.
What medical group is Dr. C David Stephenson part of?
Dr. Stephenson is part of Northwestern Medical Faculty Foundation in Chicago, Illinois.
Does Dr. C David Stephenson accept Medicare?
Yes. CMS data shows Dr. Stephenson billed Medicare for 56 services in 2016.
What services does Dr. C David Stephenson bill to Medicare?
In 2016, Dr. Stephenson's most billed Medicare services were office visit, established patient (99213), medicare service (G0101) and medicare temporary code (Q0091).
What drugs does Dr. C David Stephenson prescribe most?
In 2017 Medicare Part D data, Dr. Stephenson's most prescribed drugs by claims were Raloxifene HCl.
Has Dr. C David Stephenson received payments from drug or device companies?
CMS Open Payments shows $705 in general payments to Dr. Stephenson from 11 companies from 2016 to 2018. The largest total came from Astellas Pharma US Inc.
How long has Dr. C David Stephenson been practicing?
Dr. Stephenson's NPI was assigned in 2005.
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