Quick answers
- Where does Ralph A. Massey see patients?
- Medicare's clinician data lists 3 practice locations, including Santa Monica, CA, Agoura Hills, CA and Los Alamitos, CA. Call before your visit to confirm the address.
- What is Ralph A. Massey's specialty?
- Medicare lists Micrographic Dermatologic Surgery (MDS) as the primary specialty, and also Dermatology.
- Does Ralph A. Massey accept Medicare assignment?
- Yes. Medicare's clinician data says Ralph A. Massey 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 Ralph A. Massey?
- (818) 706-3744, as listed in official Medicare / NPI Registry data.
- What is Ralph A. Massey's NPI number?
- 1891700332. 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 Ralph A. Massey is enrolled with Medicare (CMS data updated 2026-10-02).
- 1260 15th St, Suite 1401Santa Monica, CA 90404
- 30300 Agoura Rd, Suite 200Agoura Hills, CA 91301 (818) 706‑3744
- 3851 Katella Ave, Suite 105Los Alamitos, CA 90720 (562) 799‑3330
Group practices
Medicare enrollment lists Ralph A. Massey as a member of this group (CMS data updated 2026-10-02).
- Parham Tabibian MD Inc9 clinicians in the group
Specialties
Find other Micrographic Dermatologic Surgery (MDS) doctors in California →
Other dermatologic surgeons in Santa Monica
Clinicians with the same Medicare primary specialty in Santa Monica, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891700332 |
| 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