UMC Physician Network Services

UMC Physician Network Services provides comprehensive management services for over fifty doctors and other healthcare providers in Lubbock and the surrounding area. With upward growth from 150 to 350 employees since our doors opening in 1996.

Our Mission

  • Create the best primary care Network accessible to our entire community;
  • Provide a variety of practice management services to its practitioners that meet or exceed national standards;
  • Commit to mutual respect, loyalty and teamwork among patients, practitioners, and all employees;
  • Support UMC Health System and TTUHSC;
  • Accomplish this mission in a fiscally responsible manner.

Our benefits package includes:

  • Comprehensive Health Insurance
  • Prescription Drug Subsidy
  • Dental Expense Reimbursement
  • Long-term Disability Insurance
  • Group Life Insurance
  • Dependent Life Insurance
  • Section 125 "Cafeteria" Plan
  • 401(k) Retirement Program
  • Employee Assistance Program
  • Paid Time Off/Extended Illness Accruals


PNS Physicians Accepting New Patients

Sarah C. Scheel, DO Family Practice Physician

Sarah C. Scheel, DO believes it takes more than a healthy body to make a healthy patient. Dr. Scheel's philosophy is simple: "To be healthy in mind, body and spirit. To be a healer, one must treat the entire person - mind, body and spirit." As a member of the PNS family she welcomes Medicare patients as she brings this holistic approach to each and every patient.

Dr. Scheel is a family practice physician and is board certified by the American Osteopathic Board of Family Practice. She graduated Magna Cum Laude from Texas Women's University and graduated from the University of North Texas Health Sciences Center. She completed her residency at the Osteopathic Medical Center of Texas. Dr. Scheel is a member of the American Osteopathic Association and the Texas Osteopathic Medical Association.

Dr. Scheel's skills as a healer are augmented by her skills as a teacher: she taught 5th grade math and K-8 music before becoming a physician. She enjoys family activities, swimming and dog training.

Dr. Scheel is now accepting new patients who value a balanced approach to healthcare. Also, she is making it a priority to provide quality healthcare to Medicare patients. Start your journey to total health today.

Please call 806.722.3180 for an appointment.

Health Point
4004 82nd Street
Lubbock, Texas 79423











Dr. Dolores Buscemi, MD Internal Medicine Board Certified by the American Board of Internal Medicine

Dr. Dolores Buscemi graduated from the Texas Tech University School of Medicine and completed her Internal Medicine residency at the Texas Tech Health Sciences Center in 1995. She joined the faculty at the TTUHSC Internal Medicine Department where she taught and practiced medicine until joining UMC PNS this month.

She specializes in General Internal Medicine and received a board certification from the American Board of Internal Medicine. She is a member of the American College of Physicians and the Society of General Internal Medicine.

Dr. Buscemi is married to Dominick J. Casadonte and is a member of St. Elizabeth's Church where she teaches religious education. She enjoys quilting, exercise and music.

"I love the challenge of taking care of patients with multiple and complicated medical problems," Dr. Buscemi said. "Managing chronic diseases lengthens peoples' lives and improves their quality of life, which is why I enjoy General Internal Medicine so much."

Dr. Buscemi invites both her current patients and new patients to her new location in Salem Village. With special interest and training in adult medicine, Dr. Buscemi accepts all Medicare patients.

4004 82nd Street
Lubbock, Texas 79423









Dr. Luke Hinshaw, MD Internal Medicine

Dr. Luke Hinshaw received both his undergraduate and graduate degrees from Eastern New Mexico University Portales. He then completed medical school in 2001 at the University of New Mexico where he also completed his residency in 2004.

Dr. Hinshaw specializes in internal medicine and is currently a member of the Texas Medical Association, American Board of Internal Medicine, American College of Physicians and the American Medical Association.

Dr. Hinshaw is happily married to his wife, Melissa, and they have two sons, Lukas,4, and Jaden, 2. During his time off, Dr. Hinshaw enjoys cycling and rock climbing, and he has a great interest in history.

Dr. Hinshaw's personal philosophy is "to help my patients in any way possible in the hopes they will pass it on."

3502 9th Street, suite 210
Lubbock, Texas 79415