
Overview
I enjoy spending time with friends and family.
Dr. Estep is rated as an Advanced provider by MediFind in the treatment of Obstructive Sleep Apnea. Her top areas of expertise are Obstructive Sleep Apnea, Excessive Daytime Sleepiness, Central Sleep Apnea, and Lung Metastases.
Her clinical research consists of co-authoring 8 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 4 articles in the study of Obstructive Sleep Apnea.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
Accepted plan types not found. Please verify directly with the provider.
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE PDP
- OTHER MEDICARE
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1625 North Campbell Avenue, Tucson, AZ 85719
3838 North Campbell Avenue, Building 2, Tucson, AZ 85719
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Banner - University Medicine Clinic Tucson
Sairam Parthasarathy is a Sleep Medicine provider in Tucson, Arizona. Dr. Parthasarathy is rated as a Distinguished provider by MediFind in the treatment of Obstructive Sleep Apnea. His top areas of expertise are Obstructive Sleep Apnea, Excessive Daytime Sleepiness, Central Sleep Apnea, and Drowsiness.
Banner - University Medicine Clinic Tucson
My research interests include obstructive sleep apnea associated comorbidities, the role of gut dysbiosis in circadian rhythm misalignment, and The impact of sleep disordered breathing and positive airway pressure therapy on hormones and metabolites regulating food intake and energy homeostasis. Dr. Mashaqi is rated as a Distinguished provider by MediFind in the treatment of Obstructive Sleep Apnea. His top areas of expertise are Obstructive Sleep Apnea, Excessive Daytime Sleepiness, Drowsiness, and Periodic Limb Movement Disorder.
Valley Sleep Center
Fransisco Ralls is a Sleep Medicine provider in Tucson, Arizona. Dr. Ralls is rated as an Advanced provider by MediFind in the treatment of Obstructive Sleep Apnea. His top areas of expertise are Obstructive Sleep Apnea, Central Sleep Apnea, Drowsiness, and Excessive Daytime Sleepiness. Dr. Ralls is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Obstructive Sleep ApneaDr. Estep isAdvanced. Learn about Obstructive Sleep Apnea.
- Experienced
- Central Sleep ApneaDr. Estep isExperienced. Learn about Central Sleep Apnea.
- Excessive Daytime SleepinessDr. Estep isExperienced. Learn about Excessive Daytime Sleepiness.
- Lung MetastasesDr. Estep isExperienced. Learn about Lung Metastases.

