NPPES file of Aug 9, 2026

Mark Vananrooy, PA

Medical Physician Assistant · Rockford, IL

Mark Vananrooy, PA is a medical physician assistant with a practice address in Rockford, Illinois, and NPI 1578541470, issued on Jan 3, 2006. Check the license (Illinois 085001774, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578541470
Name
Mark Vananrooy
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
085001774 IL
Self-reported in NPPES; status is on the state search
Practice location
1235 North Mulford Road, Rockford, IL 61107
Phone
(815) 397-8400
Enumerated
Jan 3, 2006
Record last updated
Dec 11, 2024
Fax
(815) 229-0050
Medicare enrollment
Enrolled (PECOS I20040322000106); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1235 North Mulford Road

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Howard Weiss, M.D.Pain Medicine (Anesthesiology) Physician1467470989

Verify Mark Vananrooy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 085001774
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

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80% fewer Medicare Part D claims than the average medical physician assistant in 2024

229 Medicare Part D claims for 121 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 35 claims were for opioids.

  1. Mark Vananrooy229
  2. Specialty average1,148

Most prescribed

  1. Meloxicam31 claims
  2. Hydrocodone-Acetaminophen22 claims
  3. Tizanidine Hcl22 claims
  4. Prednisone19 claims
  5. Methylprednisolone18 claims
  6. Gabapentin15 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $137.07

3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Vananrooy$137.07
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Medical Pain Management Services, Ltd.Rockford, IL
  2. Swedishamerican HospitalRockford, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark Vananrooy among 671 medical physician assistant records in Illinois

Mark Vananrooy, PA is one of 671 medical physician assistant records with a practice address in Illinois. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 71% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated1996 · median 2012 among the 340 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Illinois

There are 671 medical physician assistant records in Illinois.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Andrew Masterson, PA-CRockford, IL 611071710922695
  2. Briana Russom, PA-CRockford, IL 611071558661702
  3. Shannon Taylor, PA-CRockford, IL 611071265412084
  4. Alexander Whitney, PA-CRockford, IL 611071003307463
  5. Antasia KerschRockford, IL 611081801369236
  6. Douglas Blazer, PARockford, IL 611091104101823
  7. Kevin Burns, PA-CLoves Park, IL 611111326028143
  8. Tammy Kucia, PA CRockford, IL 611031164533097

Common questions

What is Mark Vananrooy, PA's NPI number?

Mark Vananrooy, PA's National Provider Identifier (NPI) is 1578541470, issued on Jan 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Vananrooy, PA located?

The NPPES record lists a practice address at 1235 North Mulford Road, Rockford, IL, 61107. Phone: (815) 397-8400. Providers update this record themselves, so call before visiting.

How can I verify Mark Vananrooy, PA's license?

NPPES lists Illinois license number 085001774, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Vananrooy, PA prescribe under Medicare Part D?

In 2024, Mark Vananrooy, PA had 229 Medicare Part D claims for 121 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.