🟢 Available at Tulsa Seva Healthcare Clinics

Christa McKellar, APRN

Family Nurse Practitioner

Christa McKellar, APRN, is an AANP board-certified Family Nurse Practitioner at Seva Healthcare dedicated to delivering compassionate, preventive, and patient-focused care. With more than 25 years of diverse nursing experience, she brings a strong clinical background in critical care, nephrology, risk management, and specialized training in forensics and legal nurse consulting.


Christa began her nursing journey with a diploma from Lancaster General College of Nursing and Health Sciences in 1994, followed by a Bachelor of Science in Nursing from Millersville University, Pennsylvania, in 1999. Inspired by her passion for more personalized patient care and active involvement in health outcomes, she earned her Master of Science in Nursing from Purdue University Global in 2020 and obtained her Family Nurse Practitioner certification through the American Academy of Nurse Practitioners the same year.


Her clinical experience includes primary care, hormone therapy, weight management, pain management, and telemedicine. Christa is passionate about preventive care and chronic disease management, focusing on education, intentional listening, and collaborative goal-setting to help patients achieve meaningful, lasting improvements in their health.

Christa moved to Tulsa, Oklahoma, in 2014 with her husband and two children. Outside of work, she enjoys spending time with her family, motocross racing, golfing, snowboarding, wakeboarding, playing poker, and gardening.

Specialities of Christa McKellar, APRN

Primary & Preventive Care

Christa focuses on preventive medicine and overall wellness, helping patients maintain health through screenings, education, and proactive care plans.

Hormone & Weight Management Therapy

She provides individualized hormone therapy and medically guided weight management programs designed to improve energy, balance, and long-term health.

Chronic Disease Management

With extensive clinical experience, she helps patients manage long-term conditions through education, monitoring, and personalized treatment plans.

Pain Management Support

Christa works collaboratively with care teams to support patients experiencing acute and chronic pain, emphasizing safe, comprehensive treatment strategies.

Telemedicine & Patient Education

Christa leverages telehealth and patient education to ensure accessible care and empower individuals to take an active role in their health.

EDUCATIONS & QUALIFICATIONS

Christa McKellar, APRN

Christa McKellar, APRN, takes a patient-centered and collaborative approach to care, emphasizing intentional listening, education, and shared decision-making. She strives to align treatment plans with each patient’s goals to create meaningful, positive health outcomes.


Experience

25+ years of diverse nursing experience

Board-certified Family Nurse Practitioner (AANP)

Specializes in preventive care and chronic disease management


Education

Diploma in Nursing Lancaster General College of Nursing and Health Sciences

Bachelor of Science in Nursing Millersville University, PA

Master of Science in Nursing Purdue University Global



Certifications

Family Nurse Practitioner American Academy of Nurse Practitioners


Latest Articles & Resources

By Christa McKellar, APRN

April 6, 2026
Dr. Jayen Patel, co-founder of SEVA Healthcare in Tulsa, explains spinal cord stimulation in plain language. Who it helps, how the trial works, and what to look for in a specialist. Same-week consultations available.
April 2, 2026
SEVA Healthcare welcomes Dr. Justin F. Averna, DO to our New Mexico clinics in Santa Fe and Albuquerque. Board-certified in Pain Medicine & PM&R. Same-week appointments now available. Most insurance accepted.
March 30, 2026
Knee arthritis pain in Dallas or Tulsa? Learn how GAE, a minimally invasive procedure reduces knee pain without surgery. SEVA Healthcare. Same-week consultations. Most insurance accepted.
March 26, 2026
Chronic migraines in Dallas, TX? SEVA Healthcare offers FDA-approved Botox therapy for migraine prevention. Same-week appointments. Most insurance accepted.
March 11, 2026
Living with chronic back pain, neuropathy, or failed back surgery in Tulsa or Dallas? Dr. Jayen Patel at SEVA Healthcare explains how spinal cord stimulation works and who it helps most. Same-week consultations.
Best pain management clinic in Lewisville providing minimally invasive pain treatments
February 6, 2026
Looking for the best pain management clinic in Lewisville? Discover how to choose the right pain clinic offering minimally invasive treatments expert doctors and compassionate care.
February 6, 2026
If you’re living with chronic pain after an injury, car accident, or ongoing condition, choosing the right pain management clinic can make all the difference. Not all clinics offer the same level of expertise, technology, or care and the wrong choice can delay recovery or lead to unnecessary surgery. Here’s how to identify the best pain management clinic in Tulsa , and what truly matters when your goal is lasting relief. 
December 15, 2025
Struggling with low back pain or sciatica? This SevaPedia article by Dr. Amit Mirchandani MD explains causes symptoms and treatment options. Contact SEVA Healthcare in Tulsa or Dallas Fort Worth.