Mark S. Vananrooy, PA
- Medicare patients, 2024
- 107
- Part D claims, 2024
- 229
- MIPS score, 2024
- 87
- Hospital affiliations
- 2
- Industry payments
- $140
- Practice address
- 1235 N Mulford Rd, Rockford, IL 61107
- Practice phone
- Call (815) 397-8400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medical Pain Management Services, Ltd.
Rockford, Illinois
Find Mark Vananrooy'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.
Mark S. Vananrooy is a physician assistant in Rockford, Illinois
Mark Vananrooy practices at Medical Pain Management Services, Ltd. in Rockford, Illinois.
Mark Vananrooy's NPI, 1578541470, was assigned on January 3, 2006. Mark Vananrooy holds Illinois license 085001774.
- NPI
- 1578541470NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264323278
- NPI enumeration date
- January 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 397-8400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark S. Vananrooy practices at Medical Pain Management Services, Ltd. in Rockford, Illinois
Mark Vananrooy's primary practice is Medical Pain Management Services, Ltd., at 1235 N Mulford Rd, Rockford, IL 61107 in Winnebago County. The practice phone is (815) 397-8400.
- Medical Pain Management Services, Ltd.1235 N Mulford Rd, Rockford, IL 61107 · Winnebago CountyPhone(815) 397-8400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark S. Vananrooy is affiliated with 5 sites of care and 4 medical groups
Mark Vananrooy's primary practice is Medical Pain Management Services, Ltd. in Rockford, Illinois. Mark Vananrooy is also affiliated with UW Health SwedishAmerican Hospital. The medical group on file is Physicians Immediate Care. Dmand AI also links Mark Vananrooy to 1 more hospital, 3 medical groups and 2 group practices and clinics, 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 Mark S. Vananrooy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Vananrooy practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medical Pain Management Services, Ltd. | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark S. Vananrooy is one of 543 physician assistants in Illinois
Medical is Mark Vananrooy's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Mark Vananrooy is licensed in Illinois.
Specialties and state licenses
- Medical physician assistant, IllinoisPrimary
Physician assistants near Mark Vananrooy
Counts of physician assistants 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
Mark S. Vananrooy treated 107 Medicare patients in 2024, average age 72
CMS counts 107 Medicare patients who saw Mark Vananrooy in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high blood pressure, and 73% have arthritis. 25% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Mark Vananrooy's median patient age at 66, with 54% women.
Mark Vananrooy's Medicare patients by age, 2024
Mark Vananrooy's Medicare patients by sex, 2024
- Women6763%
- Men4037%
Chronic conditions among Mark Vananrooy's Medicare patients, 2024
- High blood pressure75%
- Arthritis73%
- High cholesterol71%
- Mood disorders36%
- Diabetes34%
- Depression31%
- Ischemic heart disease30%
- Anxiety29%
Share of Medicare patients with each condition. A patient can have several.
Mark Vananrooy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark S. Vananrooy wrote 229 Medicare Part D claims in 2024
In 2024, Mark Vananrooy wrote 229 Medicare Part D claims for 121 patients. 100% of them were for generic drugs.
Mark Vananrooy's Part D claims by kind of drug, 2024
- Generic228 claims100%
- Brand-name and other1 claims0%
Drug classes CMS tracks in Mark Vananrooy's Part D claims, 2024
- Opioids15%35 of 229 claims
- Antibiotics13%30 of 229 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mark S. Vananrooy scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Mark Vananrooy for performance year 2024, reported as part of a group. Mark Vananrooy accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Mark Vananrooy's MIPS scores, performance year 2024
- 87of 100Final score
- 74.5of 100Quality
- 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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Mark S. Vananrooy received $140 in industry payments in 2025
CMS Open Payments shows 7 general payments to Mark Vananrooy from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $26.
Companies that paid Mark Vananrooy the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mark S. Vananrooy'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 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 (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) |
| 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 Mark S. Vananrooy
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark S. Vananrooy's NPI number?
Mark S. Vananrooy's NPI number is 1578541470. It was assigned on January 3, 2006, and it is active in the NPI Registry.
What does Mark S. Vananrooy specialize in?
Mark S. Vananrooy is a physician assistant in Rockford, Illinois. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Mark S. Vananrooy practice?
Mark Vananrooy practices at 1235 N Mulford Rd, Rockford, IL 61107. Mark Vananrooy's primary practice is Medical Pain Management Services, Ltd. in Rockford, Illinois. Dmand AI also links Mark Vananrooy to 1 hospital, 3 medical groups and 2 group practices and clinics.
What is Mark S. Vananrooy's office phone number?
The practice phone on file for Mark Vananrooy is (815) 397-8400.
What is Mark S. Vananrooy's medical license number?
Mark Vananrooy holds Illinois license 085001774.
Which hospitals is Mark S. Vananrooy affiliated with?
Mark Vananrooy is affiliated with UW Health SwedishAmerican Hospital. Dmand AI links Mark Vananrooy to 1 more hospital.
What medical group is Mark S. Vananrooy part of?
Mark Vananrooy is linked to Physicians Immediate Care. Dmand AI links Mark Vananrooy to 3 more medical groups.
Does Mark S. Vananrooy accept Medicare?
Yes. CMS lists Mark Vananrooy as accepting Medicare assignment.
What is Mark S. Vananrooy's MIPS score?
Mark Vananrooy's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Mark S. Vananrooy see?
CMS counts 107 Medicare patients who saw Mark Vananrooy in 2024, with an average age of 72.
Has Mark S. Vananrooy received payments from drug or device companies?
CMS Open Payments shows $140 in general payments to Mark Vananrooy from 7 companies from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Mark S. Vananrooy been practicing?
Mark Vananrooy graduated from medical school in 1996, 30 years ago.
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