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Nurse practitioners who accept Medicare in Simi Valley, CA
CMS lists 54 clinicians in this specialty with a practice address in Simi Valley. Accept Medicare assignment (the Medicare-approved amount as full payment): 47. Offer telehealth: 17.
Nurse practitioners can diagnose, treat and prescribe, and many work as primary care clinicians for Medicare patients.
Typical amounts Medicare approves in ZIP 93065 (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.
Melanie S. Dreher
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2019FemaleOther offices in Simi Valley: 1Katrina M. Fernandes, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2019FemaleDrug and device company payments (2025): $1,889Greta D. Green, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2006FemaleOther offices in Simi Valley: 1Drug and device company payments (2025): $25Ani M. Kanian, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2022FemaleDrug and device company payments (2025): $126Carol T. Ow, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2016FemaleDrug and device company payments (2025): $1,749Ryan B. Zambrano, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100Graduated 2021MaleDrug and device company payments (2025): $56Brittany Zeigler, NP
✓ Accepts Medicare assignmentMIPS score (2024): 95.8/100✓ TelehealthGraduated 2022FemaleOther offices in Simi Valley: 2Drug and device company payments (2025): $375Sarah E. McIndoe, NP
✓ Accepts Medicare assignmentMIPS score (2024): 92.8/100✓ TelehealthGraduated 2016FemaleAmy Lebrun, NP
✓ Accepts Medicare assignmentMIPS score (2024): 91.1/100Graduated 2000FemaleMin Yue A. Liu, NP
✓ Accepts Medicare assignmentMIPS score (2024): 89.1/100Graduated 2020FemaleJoo Mi Mok, NP
✓ Accepts Medicare assignmentMIPS score (2024): 87.5/100✓ TelehealthGraduated 2014FemaleLillian M. Ghosh, NP
✓ Accepts Medicare assignmentMIPS score (2024): 84.9/100Graduated 2021FemaleLaura B. Hamilton, NP
✓ Accepts Medicare assignmentMIPS score (2024): 84.9/100Graduated 2017FemaleLovelle E. Rivera, NP
✓ Accepts Medicare assignmentMIPS score (2024): 84.9/100Graduated 2012FemaleDrug and device company payments (2025): $30Armen E. Babakhanyan, NP
✓ Accepts Medicare assignmentMIPS score (2024): 82.4/100Graduated 2019MaleLiana Baghumyan, NP
✓ Accepts Medicare assignmentMIPS score (2024): 82.4/100Graduated 2018FemaleDrug and device company payments (2025): $409Lousine Egiazarian
✓ Accepts Medicare assignmentMIPS score (2024): 82.4/100Graduated 2019FemaleDrug and device company payments (2025): $134Lovelle C. Valencia, NP
✓ Accepts Medicare assignmentMIPS score (2024): 82.4/100Graduated 2016FemaleDrug and device company payments (2025): $44Romulus A. Ramos, NP
✓ Accepts Medicare assignmentMIPS score (2024): 75/100✓ TelehealthGraduated 2015MaleDrug and device company payments (2025): $46Angelika Desimone, NP
✓ Accepts Medicare assignmentMIPS score (2024): 73.8/100Graduated 2019FemaleDrug and device company payments (2025): $235Sinachi Anamdi, NP
✓ Accepts Medicare assignmentGraduated 2021FemaleMiranda D. Ballard, NP
✓ Accepts Medicare assignmentGraduated 2023FemaleDrug and device company payments (2025): $21Tarika S. Balyan, NP
✓ Accepts Medicare assignmentGraduated 2016FemaleClinton J. Born, NP
✓ Accepts Medicare assignmentGraduated 2021MalePawandip S. Chima, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2008MaleDrug and device company payments (2025): $14Aljo Batin Elizarde, NP
✓ Accepts Medicare assignmentGraduated 2024MaleBrandi E. Ford, NP
✓ Accepts Medicare assignmentGraduated 2022FemaleOther offices in Simi Valley: 1Drug and device company payments (2025): $117Sonny M. Ham, NP
✓ Accepts Medicare assignmentGraduated 2021MaleAia T. Intrepido, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2024FemaleDrug and device company payments (2025): $1,849Allyson M. Jessen, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2022 · Vanderbilt University School of MedicineFemaleDrug and device company payments (2025): $54Susana Jimenez, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2018FemaleOther offices in Simi Valley: 1Drug and device company payments (2025): $740Samantha M. Kaikai, NP
✓ Accepts Medicare assignmentGraduated 2018FemaleDezire Khosravi, NP
✓ Accepts Medicare assignmentGraduated 2026FemaleOther offices in Simi Valley: 1David Kim, NP
✓ Accepts Medicare assignmentGraduated 2022MaleDrug and device company payments (2025): $236Karen Landy, NP
✓ Accepts Medicare assignmentGraduated 2007FemaleDrug and device company payments (2025): $356Tony Lee, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2020MaleDrug and device company payments (2025): $335Divina Masaquel-Santiago, NP
✓ Accepts Medicare assignmentGraduated 2012FemaleJose M. Mendoza
✓ Accepts Medicare assignmentGraduated 2001MaleDrug and device company payments (2025): $65Charlene Robyn M. Moresco, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleStephanie Pyatkovskiy, NP
✓ Accepts Medicare assignmentGraduated 2020FemaleMichelle A. Remy, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2024FemaleDrug and device company payments (2025): $1,130Mary Ann Reveles, NP
✓ Accepts Medicare assignmentGraduated 2022 · University of California, Davis School of MedicineFemaleDrug and device company payments (2025): $29Josefina Reyes, NP
✓ Accepts Medicare assignmentGraduated 2005FemaleDrug and device company payments (2025): $148Rebecca Richmond, NP
✓ Accepts Medicare assignment✓ TelehealthGraduated 2018FemaleOther offices in Simi Valley: 2Drug and device company payments (2025): $27Michelle L. Silva, NP
✓ Accepts Medicare assignmentGraduated 2013FemaleMariel Villareal, NP
✓ Accepts Medicare assignmentGraduated 2025FemaleHui S. Wu, NP
✓ Accepts Medicare assignmentGraduated 2006 · University of California, Geffen School of MedicineFemaleAshley K. Abal, NP
May accept assignmentGraduated 2025FemaleLaura K. Lopez, NP
May accept assignmentGraduated 2024FemaleCynthia M. Mariuta, NP
May accept assignmentGraduated 2023FemaleOther offices in Simi Valley: 1Drug and device company payments (2025): $20Kevin K. Nguyen, NP
May accept assignment✓ TelehealthGraduated 2022MaleDrug and device company payments (2025): $258Phillip A. Ostermann
May accept assignmentGraduated 2023MaleDrug and device company payments (2025): $454Mingma Sherpa, NP
May accept assignmentGraduated 2025FemaleKyle D. Tucker, NP
May accept assignmentGraduated 2026Male
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 Simi Valley
- Primary care doctors109
- Cardiologists25
- Dermatologists7
- Orthopedic surgeons13
- Neurologists9
- Gastroenterologists10
- Ophthalmologists5
- Optometrists17
- Podiatrists3
- Urologists6
- Nephrologists3
- Endocrinologists9
- Rheumatologists5
- ENT doctors5
- Oncologists11
- Psychiatrists10
- Psychologists3
- Therapists and counselors26
- Physical therapists39
- Occupational therapists9
- Audiologists7
- Chiropractors6
- Gynecologists6
- General surgeons12
Other care in Simi Valley
Hospitals · Nursing homes · Dialysis centers · Home health agencies · Hospices
Nearby cities
- Moorpark26
- Thousand Oaks68
- Agoura Hills25
- Stevenson Ranch14
- Camarillo35
- Valencia75
- Santa Clarita60
- Santa Paula7
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).