Quick answers
- Which hospitals does Maria D. Van Winkle work at?
- Medicare's official clinician data lists Maria D. Van Winkle at 1 hospital: Inova Fairfax Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Maria D. Van Winkle see patients?
- Medicare's clinician data lists 2 practice locations, including Largo, MD and Gaithersburg, MD. Call before your visit to confirm the address.
- What is Maria D. Van Winkle's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Maria D. Van Winkle accept Medicare assignment?
- Yes. Medicare's clinician data says Maria D. Van Winkle accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Maria D. Van Winkle?
- (301) 618-5700, as listed in official Medicare / NPI Registry data.
- What is Maria D. Van Winkle's NPI number?
- 1568880748. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Maria D. Van Winkle works
Medicare's Facility Affiliation Data lists Maria D. Van Winkle at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Inova Fairfax HospitalFalls Church, VA · Acute Care Hospital · CCN 490063
Practice locations
Addresses where Maria D. Van Winkle is enrolled with Medicare (CMS data updated 2026-10-02).
- 1221 Mercantile LnLargo, MD 20774 (301) 618‑5700
- 655 Watkins Mill RdGaithersburg, MD 20879 (240) 632‑4000
Group practices
Medicare enrollment lists Maria D. Van Winkle as a member of this group (CMS data updated 2026-10-02).
- Kaiser Foundation Health Plan of the Mid Atlantic States, Inc1,899 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Largo
Clinicians with the same Medicare primary specialty in Largo, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568880748 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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