Mark Vananrooy, PA
NPI 1578541470 · Medical Physician Assistant · Rockford, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Vananrooy, PA is a Medical Physician Assistant provider in Rockford, IL (NPI 1578541470).
Provider details
- NPI number
- 1578541470
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 085001774 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
93 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $74 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $54 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 14 | $147 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 11 | $7 |
Typical Medicare-allowed amounts for these services range $7–$147 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 31 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 22 | 17 |
| Tizanidine Hcl | 22 | 22 |
| Prednisone | 19 | 19 |
| Methylprednisolone | 18 | 18 |
| Gabapentin | 15 | 12 |
| Cyclobenzaprine Hcl | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$137 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1625 S State StBelvidere, IL 61008-5907Phone: (815) 544-1846Fax: (815) 544-7108
Registry dates
- Enumerated
- 2006-01-03
- Last updated
- 2024-12-11
- Certified
- 2024-12-11
Frequently asked questions
- What is Mark Vananrooy's NPI number?
- Mark Vananrooy's National Provider Identifier (NPI) is 1578541470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Vananrooy's specialty?
- Mark Vananrooy is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Vananrooy located?
- Mark Vananrooy's practice location on file with NPPES is 1235 North Mulford Road, Rockford, IL 61107-3879.
- What is Mark Vananrooy's phone number?
- The practice phone number listed in the NPPES registry for Mark Vananrooy is (815) 397-8400.
- Does Mark Vananrooy accept Medicare?
- Mark Vananrooy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Vananrooy's NPI active?
- Yes — Mark Vananrooy's NPI (1578541470) is active in the NPPES registry as of the last update on 2024-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.