Quick answers
- Which hospitals does Stefanie J. Haynes work at?
- Medicare's official clinician data lists Stefanie J. Haynes at 2 hospitals: Chester County Hospital and Hospital of University of Pennsylvania. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Stefanie J. Haynes see patients?
- Medicare's clinician data lists 1 practice location in West Chester, PA. Call before your visit to confirm the address.
- What is Stefanie J. Haynes's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Stefanie J. Haynes accept Medicare assignment?
- Yes. Medicare's clinician data says Stefanie J. Haynes 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 Stefanie J. Haynes?
- (610) 436-6696, as listed in official Medicare / NPI Registry data.
- What is Stefanie J. Haynes's NPI number?
- 1821338914. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Stefanie J. Haynes works
Medicare's Facility Affiliation Data lists Stefanie J. Haynes 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
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · CCN 390111
Practice locations
Addresses where Stefanie J. Haynes is enrolled with Medicare (CMS data updated 2026-10-02).
- 915 Old Fern Hill Rd, Suite 201West Chester, PA 19380 (610) 436‑6696
Group practices
Medicare enrollment lists Stefanie J. Haynes as a member of this group (CMS data updated 2026-10-02).
- Clinical Care Associates of the University of Pennsylvania Health.598 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in West Chester
Clinicians with the same Medicare primary specialty in West Chester, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821338914 |
| 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