Quick answers
- Where does Michael Holdsworth see patients?
- Medicare's clinician data lists 3 practice locations, including Woodbridge, VA, Halethorpe, MD and Timonium, MD. Call before your visit to confirm the address.
- What is Michael Holdsworth's specialty?
- Medicare lists Emergency Medicine as the primary specialty, and also Pediatric Medicine.
- Does Michael Holdsworth accept Medicare assignment?
- Yes. Medicare's clinician data says Michael Holdsworth 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 Michael Holdsworth?
- (703) 986-2400, as listed in official Medicare / NPI Registry data.
- What is Michael Holdsworth's NPI number?
- 1184990095. 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 Michael Holdsworth is enrolled with Medicare (CMS data updated 2026-10-02).
- 13285 Minnieville RdWoodbridge, VA 22192 (703) 986‑2400
- 1701 Twin Springs RdHalethorpe, MD 21227 (410) 737‑5000
- 2391 Greenspring DrTimonium, MD 21093 (301) 816‑2424
Group practices
Medicare enrollment lists Michael Holdsworth 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
- Pediatric Medicinealso
Other emergency medicine doctors in Woodbridge
Clinicians with the same Medicare primary specialty in Woodbridge, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Emory University School Of Medicine |
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184990095 |
| 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