Quick answers
- Does Sheila Gillette accept Medicare assignment?
- Yes. Medicare's clinician data says Sheila Gillette 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 Sheila Gillette see?
- In 2024, CMS data shows 300 Original Medicare patients and 930 services for Sheila Gillette. This counts Original Medicare only and measures volume, not quality.
- What is Sheila Gillette's NPI number?
- 1558684878. 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 Sheila Gillette, 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 | 300 |
|---|---|
| Services billed to Medicare | 930 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)462 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)248 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)55 services
- Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes (99221)50 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)41 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%
- High cholesterol71%
- Chronic kidney disease54%
- Arthritis50%
- Heart failure49%
- Atrial fibrillation47%
Hospitals where Sheila Gillette works
Medicare's Facility Affiliation Data lists Sheila Gillette 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.
- Santa Barbara Cottage HospitalSanta Barbara, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050396
Practice locations
Addresses where Sheila Gillette is enrolled with Medicare (CMS data updated October 2, 2026).
- 4360 E Main St, Suite B2 AVentura, CA 93003 (805) 879‑4240
- 5333 Hollister Ave, Suite 250Goleta, CA 93111 (805) 879‑4240
Group practices
Medicare enrollment lists Sheila Gillette as a member of this group (CMS data updated October 2, 2026).
- Cottage Medical Foundation93 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Ventura
Clinicians with the same Medicare primary specialty in Ventura, CA — not a recommendation.
Other clinicians in Cottage Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | Yale University School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558684878 |
| 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