CoppChris Copp, O.D.

Dr. Copp is the director of optometry. He directs the operations of the department and the services provided that range from eye exams to comprehensive diabetic and hypertensive dilated exams to onsite optical frame selections among other services.

Prior to joining Morton, he was a clinical professor at the Cherokee Nation Rural Health Clinic, an optometrist at Loving Eye Care and TLC Laser Eye Center.

He is a honor graduate for the Advanced Individual Training in Fort Sill, Okla., and was a Battalion Soldier of the Month and Soldier of the Quarter, and was the Top Colt in 2001 with the highest individual score on the written exam.

Dr. Copp is a graduate of School of Optometry at Northeastern State University and Tulsa Community College.


Harris-BeattyCalysta Harris-Beatty, DDS

Dr. Harris-Beatty serves as dental director. She supervises and directs the dental operations and its personnel within the Morton system. Before joining Morton, Harris-Beatty served as dental chair of operations at Crusader Community Health in Rockford, Ill., and dental director at Southern Dominion Health System in Victoria, Va.

She is licensed to practice in Illinois, Oklahoma and Virginia. Harris-Beatty is a member of the American Dental Association and a graduate of ADA’s Institute for Diversity in Leadership, and is a member of the National Network for Oral Health Access and the National Oral Health Council.

Dr. Harris-Beatty is a graduate of the University of North Carolina School of Dentistry (Chapel Hill, N.C.) and Xavier University (New Orleans, La.).


Alejandro Lozano Zaldivar, M.D.                                                    
Dr. Lozano is an obstetrician and gynecologist.

Before Morton, he was a general care medical doctor for the Urgent Care Clinic at the Clinica Adelaida Lafon (Monterrey, Mexico).

He is a member of the American Association of Gynecologic Laparoscopists, American College of Obstetricians and Gynecologists, American Medical Association, Southern Medical Association, and the Tulsa OBGYN Society.

Dr. Lozano completed his medical studies at the Universidad de Monterrey (Mexico). His post-graduate training was conducted at the University of Oklahoma-Tulsa School of Community Medicine. He is a co-author of several publications.


Asim Maqsood, M.D.
Dr. Maqsood is in the Family Practice department at Morton.

He is board certified from the American Board of Family Medicine, Basic/Advanced Cardiac Life Support, Advanced Life Support for Obstetrics and Pediatrics Advanced Life Support. Dr. Maqsood is licensed to practice in Oklahoma and Kentucky.

Dr. Maqsood was a family practice physician at the Medical Point of Care (Liberty, Ky.) prior to joining Morton’s staff.

He is a member of the American Medical Association, the American Academy of Family Physicians and the Association of Pakistani Physicians of North America.

He is a graduate of the University of Oklahoma College Of Medicine and an undergraduate of the King Edward Medical College. He finished his internship at the Mayo Hospital (Lahore, Pakistan).

Stephen K. Martin, D.O.
Dr. Martin is the family practice provider at the Morton East location.

Before coming to Morton, Dr. Martin was medical provider at the Indian Health Care Resource Center, in private practice with the Turley Family Clinic, and an adjunct clinical faculty member with the Oklahoma State University College of Osteopathic Medicine.

He has authored or co-authored many papers and publications. His published works have addressed the topics of diabetes, hypertension, lung disease, and rural and suburban settings among other subjects.

He is a graduate of the Kansas City (Mo.) College of Osteopathic Medicine and an undergraduate of Southern Methodist University. Dr. Martin completed his residency at the Oklahoma Osteopathic Hospital in Tulsa.


Mehnert-KaySusan Mehnert-Kay, M.D.

Dr. Mehnert-Kay is chief of family medicine and site director for the Teaching Health Center Family Medicine Residency program. She is responsible for supervising a medical staff in family medicine that serves northeastern Oklahoma through seven locations. Also, she coordinates the on-site programming and instruction for medical students during their residencies at Morton.

Mehnert-Kay has served as a clinical associate professor in the Department of Family Practice at the University of Oklahoma School of Community Medicine in Tulsa. She is a member of the American Academy of Family Physicians, Oklahoma Academy of Family Physicians, American Medical Association and the Tulsa County Medical Society. Mehnert-Kay has 25 years experience in research and in the field of medicine.

She is a graduate of the University of Oklahoma Health Science Center (Oklahoma City, Okla.) and the Oklahoma State University.


montagueMichael Montague, PA-C, MPAS

Montague is the chief medical officer. He oversees the primary care physicians and providers at Morton and its various offices at Lansing Park, East Tulsa, Homeless Health Clinic, Bartlesville, Nowata and additional satellite locations. Montague has been with Morton since 2002.

He is certified with the National Commission on Certification of Physician Assistants and the American Red Cross CPR/AED for health care providers. Montague began his medical career as an independent duty hospital corpsman in the U.S. Navy. He is a member of the Oklahoma Academy of Physician Assistants and the American Academy of Physician Assistants. Montague has more than 35 years in the practice of medicine.

Montague is a graduate of the University of Nebraska and Jefferson College of Health Sciences (Va.)





Additional Physicians and Providers:

Jessie Brewer, ARNP

Lynne Burson, APRN, CNM

Monica Dear, LCSW

Timothy Greenwood, LCSW, MSW

Allen Keenan, DDS

Lisa Keller, RDLD

Abel Lau, M.D.

Tiffany Mushegan, LMFT

Lacey Pendry, ARNP-CNP

Mindi Price, ARNP-CNP

Colin Shawhan, DDS

Joe Taddei, ARNP, MSN, MA

Sherry Warlick, ARNP, CNM

Anita Williams, ARNP

Thomas Williams, DDS