McFarland Clinic

Maribel Castellanos, ARNP

Accepting New Patients

515-386-4192

Primary Clinic

Jefferson Office

106 West Washington Street
Suite 2
Jefferson, IA 50129

Directions

Location Details on Jefferson Office

About

About Maribel Castellanos, ARNP

Maribel Castellanos, ARNP, provides Family Medicine care for patients of all ages at McFarland Clinic in Jefferson. She evaluates and treats acute concerns as well as chronic, coexisting health conditions, reviews medications, orders diagnostic testing, and performs minor office procedures.

Maribel believes strong patient relationships begin with listening, education, and trust. She works with patients and families to develop care plans that reflect their individual needs and goals while coordinating closely with physicians and other members of the care team. She also helps identify urgent needs and connects patients with a higher level of care when appropriate.

Medical Interests

  • Family medicine
  • Preventive care
  • Women’s health
  • Pediatric/adolescent care
  • Chronic disease management
  • Urgent/same-day care
  • Mental/behavioral health
  • Geriatric care
  • Minor procedures
  • Rural/community medicine

Joined McFarland Clinic

August 2026

Languages Spoken

English

Education & Professional Certification

Certifications

  • FNP-C
  • BLS
  • ACLS
  • PALS
  • Nexplanon

Education

Purdue University Global, Family Nurse Practioner Program, West Lafayette, IN

  • Master of Science, Nursing (2024)

University of Phoenix, Tempe, AZ

  • Bachelor of Science, Nursing (2020)

Des Moines Area Community College, Ankeny, IA

  • Associate of Science, Nursing (2017)

Professional Societies

  • Iowa Nurse Practitioner Society
  • American Association of Nurse Practitioners

Professional & Personal Interests

Hobbies and Personal Interests

Travel, time with family, live music, puzzles

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