Quick answers
- Which hospitals does Vanitha S. Sivakumar work at?
- Medicare's official clinician data lists Vanitha S. Sivakumar at 1 hospital: Riverside Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Vanitha S. Sivakumar see patients?
- Medicare's clinician data lists 2 practice locations, including Virginia Beach, VA and Yorktown, VA. Call before your visit to confirm the address.
- What is Vanitha S. Sivakumar's specialty?
- Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
- Does Vanitha S. Sivakumar accept Medicare assignment?
- Medicare's clinician data says Vanitha S. Sivakumar 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 Vanitha S. Sivakumar?
- (757) 395-6116, as listed in official Medicare / NPI Registry data.
- What is Vanitha S. Sivakumar's NPI number?
- 1649433699. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Vanitha S. Sivakumar works
Medicare's Facility Affiliation Data lists Vanitha S. Sivakumar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Riverside Regional Medical CenterNewport News, VA · Acute Care Hospital · CCN 490052
Practice locations
Addresses where Vanitha S. Sivakumar is enrolled with Medicare (CMS data updated 2026-10-02).
- 1060 1st Colonial Rd, 1stVirginia Beach, VA 23454 (757) 395‑6116
- 250 Josephs DrYorktown, VA 23693 (757) 276‑5020
Group practices
Medicare enrollment lists Vanitha S. Sivakumar as a member of these groups (CMS data updated 2026-10-02).
- Sentara Medical Group1,408 clinicians in the group
- Clark Alliance Services Inc30 clinicians in the group
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in Virginia Beach
Clinicians with the same Medicare primary specialty in Virginia Beach, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | West Virginia University School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1649433699 |
| 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