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Nurse practitioners who accept Medicare in Oxnard, CA
CMS lists 67 clinicians in this specialty with a practice address in Oxnard. Accept Medicare assignment (the Medicare-approved amount as full payment): 62. Offer telehealth: 23.
Nurse practitioners can diagnose, treat and prescribe, and many work as primary care clinicians for Medicare patients.
Typical amounts Medicare approves in ZIP 93036 (2024 Medicare rates, the latest CMS has published): a new-patient visit $95, of which you pay about $24; a follow-up visit $109, of which you pay about $27 — the 20% coinsurance after the yearly Part B deductible. Clinicians who don't accept assignment can charge up to 15% more; with a Medicare Advantage plan, your plan's copay applies instead.
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Order: clinicians who accept assignment first, then by MIPS score (highest first), then by last name.
Jessica M. Fennewald
✓ Accepts Medicare assignmentMIPS score (2024): 100/100✓ TelehealthGraduated 2010FemaleDrug and device company payments (2025): $1,813Tracy A. Lyou, NP
✓ Accepts Medicare assignmentMIPS score (2024): 99.6/100✓ TelehealthGraduated 2011FemaleDrug and device company payments (2025): $42Bindhu Nair, NP
✓ Accepts Medicare assignmentMIPS score (2024): 99.6/100✓ TelehealthGraduated 2013FemaleLori N. Sikorra, NP
✓ Accepts Medicare assignmentMIPS score (2024): 99.6/100✓ TelehealthGraduated 2018FemaleDrug and device company payments (2025): $1,126Roxanna Geher, NP
✓ Accepts Medicare assignmentMIPS score (2024): 97.2/100Graduated 2018FemaleDianna L. Lange, NP
✓ Accepts Medicare assignmentMIPS score (2024): 96.7/100Graduated 2013FemaleDrug and device company payments (2025): $34Julia K. Nalbandian, NP
✓ Accepts Medicare assignmentMIPS score (2024): 96.7/100Graduated 2021 · Vanderbilt University School of MedicineFemaleMelissa K. Sixbey, NP
✓ Accepts Medicare assignmentMIPS score (2024): 96.7/100Graduated 2022FemaleDrug and device company payments (2025): $197Claudio Cardenas, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100Graduated 2020MaleTeresa A. Grossi, NP
✓ Accepts Medicare assignmentMIPS score (2024): 91.5/100Graduated 2004FemaleDrug and device company payments (2025): $1,774Lovelle E. Rivera, NP
✓ Accepts Medicare assignmentMIPS score (2024): 84.9/100Graduated 2012FemaleDrug and device company payments (2025): $30Jeanine A. Ishak, NP
✓ Accepts Medicare assignmentMIPS score (2024): 75/100Graduated 2001FemaleDrug and device company payments (2025): $134Michelle B. Amparo, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleRachel M. Araujo, NP
✓ Accepts Medicare assignmentGraduated 2025 · University of California, Davis School of MedicineFemaleDrug and device company payments (2025): $166Mara Bactad, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2022FemaleOther offices in Oxnard: 1Drug and device company payments (2025): $968Barbara L. Bellfield, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2017FemaleDrug and device company payments (2025): $4,816Alfredo Bimbela, NP
✓ Accepts Medicare assignmentGraduated 2005MaleElvie Victoria M. Calderon, NP
✓ Accepts Medicare assignmentGraduated 2019FemaleDana M. Chavolla, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2014FemaleDavid E. Chayawatna, NP
✓ Accepts Medicare assignmentGraduated 2018MaleErica A. Contreras, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2023FemaleDrug and device company payments (2025): $75Sara Crawford, NP
✓ Accepts Medicare assignmentGraduated 2019FemaleDrug and device company payments (2025): $135Genevieve S. Davis, NP
✓ Accepts Medicare assignmentGraduated 2024FemaleMichelle M. Dore, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleNicole Engstrom
✓ Accepts Medicare assignment✓ TelehealthGraduated 2024FemaleDrug and device company payments (2025): $2,053Kierstyn J. Gates, NP
✓ Accepts Medicare assignmentGraduated 2021FemaleCecilia Gonzalez, NP
✓ Accepts Medicare assignmentGraduated 2024FemaleOther offices in Oxnard: 2Drug and device company payments (2025): $296Melody C. Grimmett, NP
✓ Accepts Medicare assignmentGraduated 2005FemaleVirginia Guerrero, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2023FemaleOther offices in Oxnard: 2Drug and device company payments (2025): $727Allison Han, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2025Savannah J. Harris, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2019FemaleOther offices in Oxnard: 1Drug and device company payments (2025): $43,508Graciela Hernandez, NP
✓ Accepts Medicare assignmentGraduated 2008 · University of California, Geffen School of MedicineFemaleDrug and device company payments (2025): $3,765Debra S. Herrera, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2006FemaleLorraine A. Herrick, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2021FemaleDrug and device company payments (2025): $1,199Sue C. Houx, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2003FemaleDrug and device company payments (2025): $308Juliana R. Labrador, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2023FemaleKaren Lathers, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2022FemaleDrug and device company payments (2025): $100Rowena S. Legaspi, NP
✓ Accepts Medicare assignmentGraduated 2021FemaleDrug and device company payments (2025): $381Stephen A. Long, NP
✓ Accepts Medicare assignmentGraduated 2026MaleMarena M. Mazurek, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleDrug and device company payments (2025): $14Ellen R. Monaco, NP
✓ Accepts Medicare assignmentGraduated 2005FemaleJennifer N. Neira, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2013 · Loma Linda University School of MedicineFemaleDrug and device company payments (2025): $2,833Jessica-Lien Nguyen, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleKimberly A. Oglesby-McCowan, NP
✓ Accepts Medicare assignmentGraduated 2014FemaleDrug and device company payments (2025): $221Sarah M. Patronete, NP
✓ Accepts Medicare assignmentGraduated 2016FemaleDrug and device company payments (2025): $135Kathleen M. Pelias, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2023FemalePaulina I. Reynosa Rodriguez, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleConstance M. Robinson, NP
✓ Accepts Medicare assignmentGraduated 2019FemaleSonia Salas, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2003FemaleDrug and device company payments (2025): $611Brenda R. Salazar, NP
✓ Accepts Medicare assignmentGraduated 2024FemaleDrug and device company payments (2025): $150Kate C. Salmonsen, NP
✓ Accepts Medicare assignmentGraduated 2024FemaleDrug and device company payments (2025): $99Alyssa Sandquist, NP
✓ Accepts Medicare assignmentGraduated 2017FemaleNicole M. Santos, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2022FemaleDrug and device company payments (2025): $2,027Nicole Schumacher, NP
✓ Accepts Medicare assignmentGraduated 2019FemaleDrug and device company payments (2025): $123Tessa L. Shuler, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2022FemaleDrug and device company payments (2025): $1,240Beronica B. Simpson, NP
✓ Accepts Medicare assignmentGraduated 2022FemaleDrug and device company payments (2025): $247Leslie A. Somma, NP
✓ Accepts Medicare assignmentGraduated 2002FemaleSuzarie V. Spence, NP
✓ Accepts Medicare assignmentGraduated 2014FemaleBrandi L. Stanley, NP
✓ Accepts Medicare assignmentGraduated 2021FemaleDrug and device company payments (2025): $27Rachel C. Szatkowski, NP
✓ Accepts Medicare assignmentGraduated 2020FemaleOther offices in Oxnard: 1Drug and device company payments (2025): $343Uyen H. Tran, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2018FemaleCharita Weekly, NP
✓ Accepts Medicare assignmentGraduated 2022FemaleOther offices in Oxnard: 2Drug and device company payments (2025): $120Julia T. Cruz Anguiano, NP
May accept assignmentGraduated 2025FemaleDrug and device company payments (2025): $376Albert McNames, NP
May accept assignmentGraduated 2020MaleRuby Palomino Ayala, NP
May accept assignmentGraduated 2025FemaleOther offices in Oxnard: 1Drug and device company payments (2025): $33Alison N. Silva, NP
May accept assignmentGraduated 2022FemaleLisa M. Teevan, NP
May accept assignmentGraduated 2025Female
Before you book
This list comes from Medicare's enrollment records, not from reviews. Call the office to confirm the clinician is taking new Medicare patients. With Original Medicare, a clinician who accepts assignment can only charge you the Medicare deductible and coinsurance; one who doesn't may charge up to 15% more than the Medicare-approved amount. If you have a Medicare Advantage plan, check that the clinician is in the plan's network.
The MIPS final score (0–100) comes from Medicare's Merit-based Incentive Payment System for 2024. It combines quality measures, cost, improvement activities and use of certified health records, and it sets a payment adjustment. Clinicians who report as a group share the group's score. It is not a patient rating, and many clinicians have no published score.
Payments from drug and medical device companies come from CMS Open Payments (2025 general payments: meals, travel, consulting and speaking fees, gifts and similar), summed for each clinician. Receiving payments is legal and common and does not mean a clinician did anything wrong.
Other specialists in Oxnard
- Primary care doctors164
- Cardiologists21
- Dermatologists7
- Orthopedic surgeons13
- Neurologists18
- Gastroenterologists8
- Ophthalmologists16
- Optometrists25
- Podiatrists19
- Urologists4
- Pulmonologists5
- Nephrologists6
- Rheumatologists3
- ENT doctors9
- Oncologists12
- Psychiatrists9
- Psychologists9
- Therapists and counselors52
- Physical therapists65
- Occupational therapists7
- Chiropractors10
- Gynecologists13
- General surgeons8
- Vascular surgeons10
- Physiatrists6
- Neurosurgeons6
- Infectious disease doctors3
Other care in Oxnard
Hospitals · Nursing homes · Dialysis centers · Home health agencies · Hospices
Nearby cities
Enrollment, addresses and scores are as reported to CMS and can change. This is not a list of in-network providers for any Medicare Advantage plan, and it is not medical advice. Source: CMS Provider Data Catalog — Doctors and Clinicians National Downloadable File, Clinician MIPS Performance 2024 and Facility Affiliation Data (released Oct 2, 2026).