Quick answers
- Does Kathyrina L. Pham accept Medicare assignment?
- Yes. Medicare's clinician data says Kathyrina L. Pham 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 Kathyrina L. Pham see?
- In 2024, CMS data shows 98 Original Medicare patients and 156 services for Kathyrina L. Pham. This counts Original Medicare only and measures volume, not quality.
- What is Kathyrina L. Pham's NPI number?
- 1790419521. 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 Kathyrina L. Pham, 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 | 98 |
|---|---|
| Services billed to Medicare | 156 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)89 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)23 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)23 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)12 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 pressure75%
- Arthritis75%
- High cholesterol74%
- Anxiety53%
- Depression51%
- Diabetes41%
Hospitals where Kathyrina L. Pham works
Medicare's Facility Affiliation Data lists Kathyrina L. Pham at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050224
Practice locations
Addresses where Kathyrina L. Pham is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Hoag Dr, Suite 107Newport Beach, CA 92663 (949) 764‑5347
- 17337 Ventura Blvd, Suite 220Encino, CA 91316 (818) 418‑4440
Group practices
Medicare enrollment lists Kathyrina L. Pham as a member of these groups (CMS data updated October 2, 2026).
- Hoag Clinic460 clinicians in the group
- Infinity Mobile Medical Group21 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Newport Beach
Clinicians with the same Medicare primary specialty in Newport Beach, CA — not a recommendation.
Other clinicians in Hoag Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790419521 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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