Quick answers
- Which hospitals does David W. Rittenhouse work at?
- Medicare's official clinician data lists David W. Rittenhouse at 5 hospitals: Chester County Hospital, Main Line Hospital Lankenau, Paoli Hospital, Riddle Memorial Hospital and Thomas Jefferson University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David W. Rittenhouse see patients?
- Medicare's clinician data lists 3 practice locations, including Wynewood, PA, Philadelphia, PA and Paoli, PA. Call before your visit to confirm the address.
- What is David W. Rittenhouse's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does David W. Rittenhouse accept Medicare assignment?
- Yes. Medicare's clinician data says David W. Rittenhouse 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 David W. Rittenhouse?
- (610) 642-1908, as listed in official Medicare / NPI Registry data.
- What is David W. Rittenhouse's NPI number?
- 1043408206. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David W. Rittenhouse works
Medicare's Facility Affiliation Data lists David W. Rittenhouse at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chester County HospitalWest Chester, PA · Acute Care Hospital · CCN 390179
- Main Line Hospital LankenauWynnewood, PA · Acute Care Hospital · CCN 390195
- Paoli HospitalPaoli, PA · Acute Care Hospital · CCN 390153
- Riddle Memorial HospitalMedia, PA · Acute Care Hospital · CCN 390222
- Thomas Jefferson University HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390174
Practice locations
Addresses where David W. Rittenhouse is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 E Lancaster AveWynewood, PA 19096 (610) 642‑1908
- 1100 Walnut St, Mob 5th FloorPhiladelphia, PA 19107 (215) 955‑6750
- 255 W Lancaster Ave, Suite 331 Paoli Mob IIIPaoli, PA 19301 (610) 325‑3880
Group practices
Medicare enrollment lists David W. Rittenhouse as a member of these groups (CMS data updated 2026-10-02).
- Jefferson University Physicians1,531 clinicians in the group
- Main Line Healthcare1,184 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Wynewood
Clinicians with the same Medicare primary specialty in Wynewood, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043408206 |
| 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