Dr. Stephen John Vanwylen, MD
- Medicare services, 2017
- 145
- Part D claims, 2022
- 34
- MIPS score, 2024
- 94
- Hospital affiliations
- 1
- Industry payments
- $1,223
- Practice address
- 516 Main N St, Watford City, ND 58854
- Practice phone
- Call (701) 843-3771
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
McKenzie County Healthcare System
Watford City, North Dakota
Find Dr. Vanwylen'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. Stephen John Vanwylen is a general surgeon in Watford City, North Dakota
Dr. Vanwylen practices at McKenzie County Healthcare System in Watford City, North Dakota.
Dr. Vanwylen's NPI, 1437115565, was assigned on April 26, 2006. Dr. Vanwylen graduated from Michigan State University College of Human Medicine in 1982. Dr. Vanwylen holds North Dakota license 8806.
- NPI
- 1437115565NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850336272
- NPI enumeration date
- April 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (701) 843-3771
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen John Vanwylen practices at McKenzie County Healthcare System in Watford City, North Dakota
Dr. Vanwylen's primary practice is McKenzie County Healthcare System, at 516 Main N St, Watford City, ND 58854 in Mckenzie County. The practice phone is (701) 843-3771.
- McKenzie County Healthcare System516 Main N St, Watford City, ND 58854 · Mckenzie CountyPhone(701) 843-3771
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stephen John Vanwylen is affiliated with 2 sites of care and 1 medical group
Dr. Vanwylen's primary practice is McKenzie County Healthcare System in Watford City, North Dakota. Dr. Vanwylen is also affiliated with McKenzie Health Hospital. The medical group on file is McKenzie Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen John Vanwylen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vanwylen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| McKenzie County Healthcare System | 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. Stephen John Vanwylen is one of 99 general surgeons in North Dakota
Surgery is Dr. Vanwylen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Vanwylen's licenses on file in 2 states: North Dakota and Michigan.
Specialties and state licenses
- Surgery, North DakotaPrimary
- Michigan license
General surgeons near Dr. Vanwylen
Counts of general surgeons 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. Stephen John Vanwylen billed Medicare for 145 services in 2017
CMS data shows 145 Medicare services from Dr. Vanwylen across 7 procedure codes in 2017. Medicare paid $8,893 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Vanwylen's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 1432017: 9633%
- Surgery
- 2016: 292017: 3417%
- Tests and treatments
- 2016: 152017: 15No change
Dr. Vanwylen compared with the North Dakota median for general surgeons, 2017
- Dr. Vanwylen
- North Dakota median
- Medicare services
- 145vs 140Close to median
- Part D claims
- 34vs 3013% above
Medians across 101 general surgeons in North Dakota with Dmand AI profiles that report each measure.
Dr. Vanwylen's most billed Medicare procedure codes, 2017
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. Vanwylen and other general surgeons in North Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen John Vanwylen's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Vanwylen's median patient age at 61, with 58% women.
Dr. Vanwylen'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
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Stephen John Vanwylen wrote 34 Medicare Part D claims in 2022
In 2022, Dr. Vanwylen wrote 34 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $178 in total drug cost. In 2021, CMS named 24 claims across 2 drugs.
Dr. Vanwylen's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 242022: 3442%
Drugs named by CMS: 1 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Stephen John Vanwylen scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Vanwylen for performance year 2024, reported through an alternative payment model (APM). Dr. Vanwylen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Vanwylen's MIPS scores, performance year 2024
- 94of 100Final score
- 80.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stephen John Vanwylen received $1,223 in industry payments from 2016 to 2024
CMS Open Payments shows 12 general payments to Dr. Vanwylen from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 54% of the total. Ethicon Inc. paid the most, $1,074.
General payments to Dr. Vanwylen by program year, 2016 to 2024
General payments to Dr. Vanwylen by kind, 2016 to 2024
- Food and beverage$66254%
- Travel and lodging$56146%
Companies that paid Dr. Vanwylen the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen John Vanwylen graduated from Michigan State University College of Human Medicine
Dr. Vanwylen graduated from Michigan State University College of Human Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen John Vanwylen'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Stephen John Vanwylen
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. Stephen John Vanwylen's NPI number?
Dr. Stephen John Vanwylen's NPI number is 1437115565. It was assigned on April 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen John Vanwylen?
Dr. Stephen John Vanwylen is a general surgeon in Watford City, North Dakota. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Stephen John Vanwylen practice?
Dr. Vanwylen practices at 516 Main N St, Watford City, ND 58854. Dr. Vanwylen's primary practice is McKenzie County Healthcare System in Watford City, North Dakota.
What is Dr. Stephen John Vanwylen's office phone number?
The practice phone on file for Dr. Vanwylen is (701) 843-3771.
What is Dr. Stephen John Vanwylen's medical license number?
Dr. Vanwylen holds North Dakota license 8806, one of the licenses on file in 2 states.
Which states has Dr. Stephen John Vanwylen been licensed in?
Dmand AI has state licenses on file for Dr. Vanwylen in North Dakota and Michigan.
Which hospitals is Dr. Stephen John Vanwylen affiliated with?
Dr. Vanwylen is affiliated with McKenzie Health Hospital.
What medical group is Dr. Stephen John Vanwylen part of?
Dr. Vanwylen is linked to McKenzie Health.
Does Dr. Stephen John Vanwylen accept Medicare?
Yes. CMS data shows Dr. Vanwylen billed Medicare for 145 services in 2017, and Dr. Vanwylen accepts Medicare assignment.
What is Dr. Stephen John Vanwylen's MIPS score?
Dr. Vanwylen's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
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What services does Dr. Stephen John Vanwylen bill to Medicare?
In 2017, Dr. Vanwylen's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99204) and office visit, established patient (99212).
Where did Dr. Stephen John Vanwylen go to medical school?
Dr. Vanwylen graduated from Michigan State University College of Human Medicine in 1982.
What drugs does Dr. Stephen John Vanwylen prescribe most?
In 2022 Medicare Part D data, Dr. Vanwylen's most prescribed drugs by claims were Omeprazole.
Has Dr. Stephen John Vanwylen received payments from drug or device companies?
CMS Open Payments shows $1,223 in general payments to Dr. Vanwylen from 7 companies from 2016 to 2024. The largest total came from Ethicon Inc.
How long has Dr. Stephen John Vanwylen been practicing?
Dr. Vanwylen graduated from medical school in 1982, 44 years ago.
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