Quick answers
- Does Vivian W. Carlton accept Medicare assignment?
- Yes. Medicare's clinician data says Vivian W. Carlton 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 Vivian W. Carlton see?
- In 2024, CMS data shows 138 Original Medicare patients and 306 services for Vivian W. Carlton. This counts Original Medicare only and measures volume, not quality.
- What is Vivian W. Carlton's NPI number?
- 1609029867. 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 Vivian W. Carlton, 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 | 138 |
|---|---|
| Services billed to Medicare | 306 |
| Different services or procedures | 46 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)57 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)41 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)39 services
- Automated urinalysis test (81003)38 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)28 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 cholesterol66%
- High blood pressure54%
- Arthritis45%
- Anxiety25%
- Depression22%
- Osteoporosis21%
Practice locations
Addresses where Vivian W. Carlton is enrolled with Medicare (CMS data updated October 2, 2026).
- 400 Newport Ctr Dr, Suite 609Newport Beach, CA 92660 (949) 760‑0398
- 6260 El Camino Real, Suite 101Carlsbad, CA 92009 (760) 448‑6650
Group practices
Medicare enrollment lists Vivian W. Carlton as a member of these groups (CMS data updated October 2, 2026).
- United Medical Doctors173 clinicians in the group
- Ohana Urgent Care Group Inc3 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Newport Beach
Clinicians with the same Medicare primary specialty in Newport Beach, CA — not a recommendation.
Other clinicians in United Medical Doctors
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609029867 |
| 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