Quick answers
- Does Mary L. Amerian accept Medicare assignment?
- Yes. Medicare's clinician data says Mary L. Amerian accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Mary L. Amerian see?
- In 2024, CMS data shows 573 Original Medicare patients and 6,867 services for Mary L. Amerian. This counts Original Medicare only and measures volume, not quality.
- What is Mary L. Amerian's NPI number?
- 1972597607. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Mary L. Amerian, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 573 |
|---|---|
| Services billed to Medicare | 6,867 |
| Different services or procedures | 80 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,513 services
- Destruction of skin growth, 1-14 growths (17110)965 services
- Destruction of precancer skin growth, 2-14 growths (17003)944 services
- Pathology examination of tissue using a microscope, intermediate complexity (88305)874 services
- Destruction of precancer skin growth, 1 growth (17000)480 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure59%
- Arthritis51%
- Ischemic heart disease30%
- Osteoporosis29%
- Diabetes20%
Practice locations
Addresses where Mary L. Amerian is enrolled with Medicare (CMS data updated October 2, 2026).
- 2336 Santa Monica Blvd, Suite 209Santa Monica, CA 90404 (310) 829‑9396
Specialties
- Dermatologyprimary
Other dermatologists in Santa Monica
Clinicians with the same Medicare primary specialty in Santa Monica, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 1979 (47 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972597607 |
| 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 October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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