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Keystone Family Medicine

Chan, Jennifer  M.D.
Chan, Jennifer M.D.

Position
Family Medicine Physician

Education
Dr. Chan conducted her family practice residency at Saint Vincent Health System in Erie, PA. She received her M.D. and completed the Rural Medical Education Program at the State University of New York Health Science Center at Syracuse. Dr. Chan received her Bachelor of Science from Cornell University.

Board Certified
Family Medicine

Affiliated Hospitals
Chambersburg Hospital

Visit Keystone Family Medicine
(717) 709-7999
Haeckler, Barbara Ann M.D.

Position
Family Medicine Physician

Education
Dr. Haeckler completed her residency in the Forbes Family Practice Residency Program in Monroeville, PA. She earned her M.D. at MCP Hahnemann School of Medicine in Philadelphia, PA. She earned her B.S. at West Chester College in West Chester, PA.

Board Certified
Family Medicine

Affiliated Hospitals
Chambersburg Hospital

Visit Keystone Family Medicine
(717) 709-7999
Helena Choi, M.D.
Helena Choi, M.D.

Dr. Choi completed her residency at SUNY-Downstate Medical Center,  in Brooklyn, NY. She also attended New York Medical Collegein Valhalla, NY as well as Autonomous University of Guadalajara in Guadalajara, Jalisco, Mexico, where she earned her medical degree.

Board Certified- Family Medicine 

Affiliated Hospitals- Chambersburg Hospital

Visit Keystone Family Medicine
(717) 709-7999
Kochumol Thomas, M.D.
Kochumol Thomas, M.D.

Dr. Thomas completed her residency at the Altoona Regional Health System in Altoona, Pa. She completed her M.D. of Gynecology at Madurai Medical College in India, her Bachelor of Medicine and Surgery at Kottayam Medical College in India, and her Bachelor of Science at Kerala University in India.

Visit Keystone Family Medicine
(717) 709-7999
Owens, James R.  M.D
Owens, James R. M.D

Position
Family Medicine Physician

Education
Dr. Owens completed his residency at the Williamsport Family Practice Residency in Williamsport, PA. He received his M.D. from Temple University School of Medicine in Philadelphia, PA. Dr. Owens earned his Bachelor of Science degree from Shippensburg University in Shippensburg, PA.

Board Eligible
Family Medicine

Affiliated Hospitals
Chambersburg Hospital

Visit Keystone Family Medicine
(717) 709-7999
Rebecca Patterson, DO
Rebecca Patterson, DO

Dr. Patterson completed her residency program at the UPMC Shadyside Family Medicine Program in Pittsburgh, PA. She earned her D.O. at Touro University, College of Osteopathic Medicine in Vallejo, CA. She earned her Masters in Public Health from the University of Pittsburgh Graduate School of Public Health and her B.S. at the University of Pittsburgh.

Board Certified- Family Medicine 

Affiliated Hospitals
Chambersburg Hospital

Visit Keystone Family Medicine
(717) 709-7999
Stacey Deihl, CRNP
Stacey Deihl, CRNP

Ms. Deihl completed her Masters of Science degree at Georgetown University, and her Bachelor of Science degree in Nursing at York College of Pennsylvania.

Certifications:

Maintains ACLS, CPR and first aid certifications for health care professionals, registered RN with the state of Pennsylvania.

Affiliated Hospitals
Chambersburg Hospital

Steves, David D.O.
Steves, David D.O.

Dr. Steves received his Graduate Degree from the Philadelphia College of Osteopathic Medicine, in Philadelphia and completed his Internship at Clarion Hospital in Clarion, PA, as well as completing his Family Practice Residency, also at Clarion Hospital. Dr. Steves obtained two undergraduate degrees- the first in Pre-Med from the Pensacola Christian College, in Pensacola, FL, and the second in Biology at Cedarville University, in Cedarville, OH.

Visit Keystone Family Medicine
(717) 709-7999