Quick answers
- Which hospitals does Philip L. Marjon work at?
- Medicare's official clinician data lists Philip L. Marjon at 4 hospitals: Palomar Health Downtown Campus, Palomar Medical Center Poway, Scripps Memorial Hospital - Encinitas and Tri-City Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Philip L. Marjon see patients?
- Medicare's clinician data lists 2 practice locations, including San Diego, CA and San Marcos, CA. Call before your visit to confirm the address.
- What is Philip L. Marjon's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Philip L. Marjon accept Medicare assignment?
- Yes. Medicare's clinician data says Philip L. Marjon 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 Philip L. Marjon offer telehealth?
- Medicare's clinician data says Philip L. Marjon offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Philip L. Marjon?
- (858) 649-5100, as listed in official Medicare / NPI Registry data.
- What is Philip L. Marjon's NPI number?
- 1912234121. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Philip L. Marjon works
Medicare's Facility Affiliation Data lists Philip L. Marjon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Palomar Health Downtown CampusEscondido, CA · Acute Care Hospital · CCN 050115
- Palomar Medical Center PowayPoway, CA · Acute Care Hospital · CCN 050636
- Scripps Memorial Hospital - EncinitasEncinitas, CA · Acute Care Hospital · CCN 050503
- Tri-City Medical CenterOceanside, CA · Acute Care Hospital · CCN 050128
Practice locations
Addresses where Philip L. Marjon is enrolled with Medicare (CMS data updated 2026-10-02).
- 16918 Dove Canyon Rd, Suite 103San Diego, CA 92127 (858) 649‑5100
- 838 Nordahl Rd, Suite 300San Marcos, CA 92069 (760) 747‑8935
Group practices
Medicare enrollment lists Philip L. Marjon as a member of this group (CMS data updated 2026-10-02).
- California Cancer Associates for Research and Excellence Inc65 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in San Diego
Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of New Mexico School Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1912234121 |
| 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