Sumterville

Alexander Moya- Chief Clinical Officer

Dr. Alexander Moya currently serves as the Chief Clinical Officer for Langley Health Services.   Dr. Moya practices Podiatric Medicine which diagnoses and treats conditions of the foot and ankle. After graduating from University of Florida, Dr. Moya attended Barry University School of Podiatric Medicine.  He then completed a three year residency program at James A. Haley Veterans Hospital.  Dr. Moya spent some time in private practice before joining the Langley team. He enjoys serving the residents of Sumter and Citrus County.

Specialty: Family Practice

Graduate of: Kaplan University

Languages Spoken: English

Location: Sumterville

Interests/Hobbies: Camping and water activities with my husband and kids and hanging out with friends around a bonfire.

Why did you choose healthcare as a career path: I choose healthcare straight out of high school to help others improve their quality of life. I enjoy educating patients and seeing them progress towards their health goals. 

Specialty: Pediatrics

Graduate of: Pediatrics Residency Program – Ponce Health Sciences University, Doctor of Medicine from Universidad Central Del Este

Languages Spoken: Español, English

Location: Ocala, FL

Interests/Hobbies: Travel, photography, trying new foods, physical fitness, serving my church, meditation, spending time with friends & family

Why did you choose healthcare as a career path: To contribute in creating a healthier world and quality care for children, to help children develop healthy habits. To educate parents about how to best care for their children to set them up for a healthy and successful life.
Special interests: Behavioral Health and Obesity Medicine

Member of American Academy of Pediatrics & American College of Pediatrics

Languages Spoken:
English, Hindi, Telugu, Tamil

After completing a pediatric residency program in Brooklyn, New York, Dr. Nallamshetty moved back to Lake County and has been practicing pediatrics here for over 12 years. Dr. Nallamshetty is married, has 2 children and 2 grandchildren. He enjoys traveling, spending time with his family and is very active in the community.

Specialty: Pediatrics

Graduate of: Institute of Medical Sciences Banaras Hindu University

Languages Spoken: English, Hindi, Urdu

Location: Sumterville

Interests/Hobbies: Listening to Hindi Music, reading mystery books, seeing new places

Why did you choose healthcare as a career path: I became a physician as I saw the amazing work my mom did as a physician. I became a pediatrician because I wanted to help children who are sick. There is no better better feeling than taking away the pain and illness of a sick child and making them smile again.

Dr. Olga Grajales is a board-certified family physician with over 30 years of experience in the medical field. Dr. Grajales graduated from the U.C.E School of Medicine, Dominican Republic in 1979 and did her specialty in Family Medicine at the University of Puerto Rico (1984). She also graduated Magna Cum Laude with a Master of Science in Health Sciences from the Touro University in California in 2006. Dr. Grajales is a retired CAPT and Flight Surgeon of the US Coast Guard and US Public Health Service. Dr. Grajales is bilingual in both English and Spanish. Hablo Español. She has rejoined our Langley Family and accepting new patients.

Specialty: General and fellow in Correctional Medicine

Graduate of: State University of Haiti

Languages Spoken: English, Spanish, French, and Creole

Location: Sumterville

Interests/Hobbies: Gardening

Specialty: Family Practice

Graduate of: University of Central Florida and University of South Florida

Languages Spoken: English

Location: Sumterville

Interests: Hobbies: Cooking, gardening, canning, fishing, quilting. and playing with my grandchildren.

Why did you choose healthcare as a career path:  I have always enjoyed helping people in a rural setting.

Specialty: Family Medicine and MAT

Graduate of: BSN from Millikin University-Decatur, IL., BSB from Maryville University -St. louis, MO

Languages Spoken: English

Location: Ocala

Interests/Hobbies: Photography; since we have moved to Florida we really enjoy paddle boarding and Kayaking. We look forward to traveling more in the future and spending time with my boys and husband.

Kathy has been a registered nurse for over 20 years. She graduated from Advent Health University in 2022 with a Master’s degree in Nursing. She is ANCC Board Certified Family Nurse Practitioner. She is a Florida Native and has lived in Sumter county for 11 years. She spends most of her free time with her husband and 3 children. Kathy will be seeing patients at our Sumterville location

Dr. Kestranek has been working as a dentist for over 35 years. He received his Doctor of Dental Surgery Dental Medicine from Case Western Reserve University School of Dentistry. He believes in in delivering effective and comprehensive care. He greets everyone with a smile and some laughs to make everyone comfortable. While working in his private practice he had the privilege of treating the Cleveland Browns coaches and their families. In addition to private practice, he had the honor to teach as an adjunct professor at Case Western School of Dentistry. He has been married for 17 years to his loving wife and collectively they have 4 children and 6 grandchildren. In his spare time, he loves fishing, boating, attending golf tournaments, and being an awesome grandpa. One of his proudest moments was having the opportunity to hand his son his dental diploma from his alma mater Case Western Reserve School of Dentistry.

Specialty: Psychiatry

Graduate of: Dow Medical College, Pakistan

Languages Spoken: English, Hindi, and Urdu

Location: Sumterville

Interests/Hobbies: reading, outdoor activities, travel, and nature

Specialty: Mental Health

Graduate of: University of Central Florida & Eastern Kentucky University

Languages Spoken: English, Spanish

Location: Sumterville

Interests/Hobbies: Camping, theme parks, sleeping and shopping.

Why did you choose healthcare as a career path: I decided to go into nursing right after high school because I knew it would provide job security and stability. Over the course of my twelve years as a registered nurse in various jobs, I became aware of a lack of treatment option, resources, and compassion for patients with mental illness. To give the much-needed care and compassion and lessen the stigma associated with mental illness, I made the decision to extend my studies and pursue a career as a psychiatric mental health nurse practitioner.

Specialty: Licensed Clinical Social worker

Graduate of: St. Leo University

Languages Spoken: English

Location: Sumterville

Interests/Hobbies: I enjoy spending time with my family, reading, and gardening.

Specialty: Podiatry

Graduate of: Des Moines University

Languages Spoken: English, Hmong

Locations: Sumterville, Inverness

Interests/Hobbies: Spending time with family, traveling to new places, staying healthy

Why did you choose healthcare as a career path: To improve people’s quality of life by making healthcare more accessible.