Quick answers
- Does Lyndal M. Ferreria accept Medicare assignment?
- Yes. Medicare's clinician data says Lyndal M. Ferreria 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 Lyndal M. Ferreria see?
- In 2024, CMS data shows 173 Original Medicare patients and 5,879 services for Lyndal M. Ferreria. This counts Original Medicare only and measures volume, not quality.
- What is Lyndal M. Ferreria's NPI number?
- 1548892896. 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 Lyndal M. Ferreria, 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 | 173 |
|---|---|
| Services billed to Medicare | 5,879 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, methylprednisolone acetate, 1 mg (J1010)5,120 services
- Aspiration and/or injection of fluid large joint using ultrasound guidance (20611)226 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)192 services
- Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose (J7324)69 services
- Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose (J7323)56 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%
- Arthritis75%
- High blood pressure74%
- Diabetes34%
- Chronic kidney disease27%
- Anxiety25%
Hospitals where Lyndal M. Ferreria works
Medicare's Facility Affiliation Data lists Lyndal M. Ferreria 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.
- Adventist Health Sierra VistaSan Luis Obispo, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050506
- Marian Regional Medical CenterSanta Maria, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050107
Practice locations
Addresses where Lyndal M. Ferreria is enrolled with Medicare (CMS data updated October 2, 2026).
- 425 Haaland Dr, Suite 205Thousand Oaks, CA 91361 (805) 481‑3685
- 860 Oak Park Blvd, Suite 203Arroyo Grande, CA 93420
Group practices
Medicare enrollment lists Lyndal M. Ferreria as a member of this group (CMS data updated October 2, 2026).
- Thomas D Ferro MD a Medical Corporation3 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Thousand Oaks
Clinicians with the same Medicare primary specialty in Thousand Oaks, CA — not a recommendation.
Other clinicians in Thomas D Ferro MD 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) | 1548892896 |
| 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