Quick answers
- Does Philip H. Tseng accept Medicare assignment?
- Yes. Medicare's clinician data says Philip H. Tseng 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 Philip H. Tseng see?
- In 2024, CMS data shows 145 Original Medicare patients and 243 services for Philip H. Tseng. This counts Original Medicare only and measures volume, not quality.
- What is Philip H. Tseng's NPI number?
- 1528201266. 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 Philip H. Tseng, 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 | 145 |
|---|---|
| Services billed to Medicare | 243 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 56 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)75 services
- Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional (95720)54 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)19 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)13 services
- Measurement of brain wave activity (eeg), awake and drowsy (95816)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 pressure60%
- High cholesterol57%
- Depression38%
- Diabetes36%
- Arthritis35%
- Anxiety33%
Hospitals where Philip H. Tseng works
Medicare's Facility Affiliation Data lists Philip H. Tseng 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.
- Loma Linda University Medical CenterLoma Linda, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050327
- Riverside University Health System-Medical CenterMoreno Valley, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050292
Practice locations
Addresses where Philip H. Tseng is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 11234 Anderson StLoma Linda, CA 92354
- 11370 Anderson StLoma Linda, CA 92354
- 1454 E 2nd StSan Bernardino, CA 92408 (909) 382‑7100
- 250 S G StSan Bernardino, CA 92410 (909) 382‑7100
- 26520 Cactus AveMoreno Valley, CA 92555
Group practices
Medicare enrollment lists Philip H. Tseng as a member of these groups (CMS data updated October 2, 2026).
- Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group
- Sac Health System227 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Loma Linda
Clinicians with the same Medicare primary specialty in Loma Linda, CA — not a recommendation.
Other clinicians in Faculty Physicians and Surgeons of Llusm
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1528201266 |
| 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