Quick answers
- Where does Robert P. Siefring see patients?
- Medicare's clinician data lists 1 practice location in Burlington, NJ. Call before your visit to confirm the address.
- What is Robert P. Siefring's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Robert P. Siefring accept Medicare assignment?
- Yes. Medicare's clinician data says Robert P. Siefring 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 Robert P. Siefring?
- (609) 835-5570, as listed in official Medicare / NPI Registry data.
- What is Robert P. Siefring's NPI number?
- 1598861791. 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 Robert P. Siefring is enrolled with Medicare (CMS data updated 2026-10-02).
- 1900 Mount Holly RdBurlington, NJ 08016 (609) 835‑5570
Group practices
Medicare enrollment lists Robert P. Siefring as a member of this group (CMS data updated 2026-10-02).
- Cooper Faculty Ob-Gyn, PC41 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598861791 |
| 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