Quick answers
- Which hospitals does Diane L. Schwarz work at?
- Medicare's official clinician data lists Diane L. Schwarz at 1 hospital: Hoag Memorial Hospital Presbyterian. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Diane L. Schwarz see patients?
- Medicare's clinician data lists 1 practice location in Newport Beach, CA. Call before your visit to confirm the address.
- What is Diane L. Schwarz's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Diane L. Schwarz accept Medicare assignment?
- Yes. Medicare's clinician data says Diane L. Schwarz 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.
- Does Diane L. Schwarz offer telehealth?
- Medicare's clinician data says Diane L. Schwarz offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Diane L. Schwarz?
- (949) 631-6500, as listed in official Medicare / NPI Registry data.
- What is Diane L. Schwarz's NPI number?
- 1548558554. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Diane L. Schwarz works
Medicare's Facility Affiliation Data lists Diane L. Schwarz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · CCN 050224
Practice locations
Addresses where Diane L. Schwarz is enrolled with Medicare (CMS data updated 2026-10-02).
- 361 Hospital Rd, Suite 428Newport Beach, CA 92663 (949) 631‑6500
Group practices
Medicare enrollment lists Diane L. Schwarz as a member of this group (CMS data updated 2026-10-02).
- Kathy Karamlou MD Inc a Medical Corporation2 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Newport Beach
Clinicians with the same Medicare primary specialty in Newport Beach, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1548558554 |
| 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