Quick answers
- Does John Vincent G. Enverga accept Medicare assignment?
- Yes. Medicare's clinician data says John Vincent G. Enverga 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 John Vincent G. Enverga see?
- In 2024, CMS data shows 28 Original Medicare patients and 65 services for John Vincent G. Enverga. This counts Original Medicare only and measures volume, not quality.
- What is John Vincent G. Enverga's NPI number?
- 1447805148. 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 John Vincent G. Enverga, 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 | 28 |
|---|---|
| Services billed to Medicare | 65 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Dilation of nasal sinus using an endoscope (31295)23 services
- Dilation of sphenoid and frontal nasal sinus using an endoscope (31298)23 services
- Dilation of canal between middle ear and throat (eustachian tube) on both sides of body, using endoscope inserted through nose (69706)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 cholesterol75%
- Arthritis61%
- High blood pressure50%
Practice locations
Addresses where John Vincent G. Enverga is enrolled with Medicare (CMS data updated October 2, 2026).
- 17742 Beach Blvd, Suite 345Huntington Beach, CA 92647 (714) 375‑4224
Group practices
Medicare enrollment lists John Vincent G. Enverga as a member of this group (CMS data updated October 2, 2026).
- Kathy Yu-Syken M D Inc a Medical Corporation3 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Huntington Beach
Clinicians with the same Medicare primary specialty in Huntington Beach, CA — not a recommendation.
Other clinicians in Kathy Yu-Syken M D Inc a Medical Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447805148 |
| 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