Quick answers
- Where does Ross Vanantwerp see patients?
- Medicare's clinician data lists 1 practice location in Severna Park, MD. Call before your visit to confirm the address.
- What is Ross Vanantwerp's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Preventive Medicine.
- Does Ross Vanantwerp accept Medicare assignment?
- Medicare's clinician data says Ross Vanantwerp may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Ross Vanantwerp?
- (410) 544-4600, as listed in official Medicare / NPI Registry data.
- What is Ross Vanantwerp's NPI number?
- 1790924512. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Ross Vanantwerp is enrolled with Medicare (CMS data updated 2026-10-02).
- 484 Ritchie Hwy, Suite ASeverna Park, MD 21146 (410) 544‑4600
Specialties
- Internal Medicineprimary
- Preventive Medicinealso
Other internal medicine doctors in Severna Park
Clinicians with the same Medicare primary specialty in Severna Park, MD — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Michigan State University College Of Osteopathic Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1790924512 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians