Quick answers
- Does Kathleen B. Mahony accept Medicare assignment?
- Medicare's clinician data says Kathleen B. Mahony may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Kathleen B. Mahony see?
- In 2024, CMS data shows 61 Original Medicare patients and 1,531 services for Kathleen B. Mahony. This counts Original Medicare only and measures volume, not quality.
- What is Kathleen B. Mahony's NPI number?
- 1023124294. 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 Kathleen B. Mahony, 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 | 61 |
|---|---|
| Services billed to Medicare | 1,531 |
| Different services or procedures | 32 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)32 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 blood pressure72%
- High cholesterol62%
- Depression44%
- Arthritis43%
- Diabetes41%
- COPD31%
Practice locations
Addresses where Kathleen B. Mahony is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 11618 S St, Suite 213Artesia, CA 90701 (562) 310‑6703
- 14330 Culver DrIrvine, CA 92604 (866) 389‑2727
- 18080 Imperial HwyYorba Linda, CA 92886 (866) 389‑2727
- 29610 Rancho California RdTemecula, CA 92591 (866) 389‑2727
- 33205 Temecula PkwyTemecula, CA 92592 (866) 389‑2727
Group practices
Medicare enrollment lists Kathleen B. Mahony as a member of these groups (CMS data updated October 2, 2026).
- Minuteclinic Diagnostic Medical Group of Orange County Inc29 clinicians in the group
- Goldencrest Primary Care5 clinicians in the group
- Adoracion Reyes MD a Professional Medical Corporation4 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Minuteclinic Diagnostic Medical Group of Orange County Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1023124294 |
| 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