Quick answers
- Which hospitals does Matthew D. Fenlason work at?
- Medicare's official clinician data lists Matthew D. Fenlason at 3 hospitals: Riverside Doctors' Hospital of Williamsburg, Riverside Regional Medical Center and Sentara Williamsburg Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew D. Fenlason see patients?
- Medicare's clinician data lists 3 practice locations, including Williamsburg, VA and Newport News, VA. Call before your visit to confirm the address.
- What is Matthew D. Fenlason's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Matthew D. Fenlason accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew D. Fenlason 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 Matthew D. Fenlason?
- (757) 232-8764, as listed in official Medicare / NPI Registry data.
- What is Matthew D. Fenlason's NPI number?
- 1790148039. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew D. Fenlason works
Medicare's Facility Affiliation Data lists Matthew D. Fenlason at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Riverside Doctors' Hospital of WilliamsburgWilliamsburg, VA · Acute Care Hospital · CCN 490143
- Riverside Regional Medical CenterNewport News, VA · Acute Care Hospital · CCN 490052
- Sentara Williamsburg Regional Medical CenterWilliamsburg, VA · Acute Care Hospital · CCN 490066
Practice locations
Addresses where Matthew D. Fenlason is enrolled with Medicare (CMS data updated 2026-10-02).
- 132 Professional CirWilliamsburg, VA 23185 (757) 232‑8764
- 4125 Ironbound Rd, Suite 200Williamsburg, VA 23188 (757) 345‑2829
- 860 Omni BlvdNewport News, VA 23606
Group practices
Medicare enrollment lists Matthew D. Fenlason as a member of this group (CMS data updated 2026-10-02).
- Tidewater Physicians Multispecialty Group, PC261 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Williamsburg
Clinicians with the same Medicare primary specialty in Williamsburg, VA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790148039 |
| 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