Quick answers
- Does Patricia McDermott accept Medicare assignment?
- Yes. Medicare's clinician data says Patricia McDermott 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 Patricia McDermott see?
- In 2024, CMS data shows 258 Original Medicare patients and 607 services for Patricia McDermott. This counts Original Medicare only and measures volume, not quality.
- What is Patricia McDermott's NPI number?
- 1447364872. 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 Patricia McDermott, 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 | 258 |
|---|---|
| Services billed to Medicare | 607 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)216 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)67 services
- Injection of drug or substance under skin or into muscle (96372)28 services
- Detection test by immunoassay technique for influenza virus (87400)22 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)18 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 cholesterol70%
- High blood pressure57%
- Arthritis52%
- Ischemic heart disease29%
- Osteoporosis21%
- Anxiety20%
Practice locations
Addresses where Patricia McDermott is enrolled with Medicare (CMS data updated October 2, 2026).
- 17360 Brookhurst StFountain Valley, CA 92708
- 5767 W Century Blvd, Suite 400Los Angeles, CA 90045
Specialties
- Family Practiceprimary
Other family doctors in Fountain Valley
Clinicians with the same Medicare primary specialty in Fountain Valley, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Massachusetts Medical School |
| Graduation year | 1980 (46 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447364872 |
| 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