Submitted by PeaceHealth

PeaceHealth has welcomed nine new providers to the Bellingham community. 

Mohammad Mohiddin, MD. Photo courtesy PeaceHealth

Mohammad Mohiddin, MD, joined PHMG’s Internal Medicines team of providers. Dr. Mohiddin earned a Doctor of Medicine at Avalon University School of Medicine in Santa Rosaweg, Curacao, and completed his internal medicine residency at Wayne State University in Detroit, Michigan. He is a member of the American College of Physicians. Dr. Mohiddin has medical interests in preventative medicine, heart failure, chronic obstructive pulmonary disease, asthma, diabetes, geriatrics, hypertension and high cholesterol.  Learn more about Dr. Mohiddin and how to schedule an appointment here


Allison Robinson, MD. Photo courtesy PeaceHealth

Allison Robinson, MD, joined PHMG’s General Surgery team of providers. Dr. Robinson earned her Doctor of Medicine at Uniformed Services University: F. Edward Herbert School of Medicine in Bethesda, Maryland and completed her general surgery internship and residency at National Naval Medical Center in Bethesda, Maryland. Dr. Robinson is a retired Captain in the Medical Corps of the U.S. Navy with 25 years of military service and medical practice. Among her military honors, she was named Top Surgeon in the Navy, 2007-2009, by a patient satisfaction survey and most recently received her seventh Most Productive General Surgeon achievement. Dr. Robinson was elected to a six-year term as director at-large on the American Board of Surgery in 2020. Learn more about Dr. Robinson and how to schedule an appointment here


Tammy Snyder, ARNP. Photo courtesy PeaceHealth

Tammy Snyder, ARNP, joined PHMG’s Same Day Care Clinic team of providers. Tammy earned her Master of Science in Nursing at the University of Toledo in Toledo, Ohio and completed her Advanced Nurse Practitioner Certification at the University of Toledo as well.  She is board-certified by the American Academy of Nurse Practitioners. Prior to joining the Same Day Care Clinic team of providers, Tammy practiced at Parkview FirstCare Walk-in Clinic in Archbold, Ohio. Tammy is passionate about providing individualized and compassionate care that promotes overall health and wellness. Learn more about Tammy and how to schedule an appointment here.


Mary Schweigert, MSN, AGNP-C, RCES. Photo courtesy PeaceHealth

Mary Schweigert, MSN, AGNP-C, RCES, joined PHMG’s Cardiology team of providers. Mary earned her Master of Science in Nursing as an Adult-Gerontological Nurse Practitioner at the University of Cincinnati School of Nursing in Cincinnati, Ohio. She is board certified with the American Academy of Nurse Practitioners and is one of the few nurses in the PeaceHealth system who is a registered cardiac electrophysiology specialist. Mary has special interests in heart rhythm and arrythmia management with a focus on atrial fibrillation. She is pleased to be part of a nurse-led clinic working toward a decrease in all-cause mortality and adverse cardiac events while improving medication adherence for patients. Learn more about Mary and how to schedule an appointment here.


Therese Horan, MSN, ARNP, CNM. Photo courtesy PeaceHealth

Therese Horan, MSN, ARNP, CNM, joined PHMG’s OB-GYN team of providers. Therese completed her Master of Science and Nursing- Family Nurse Practitioner Program and certification as a nurse midwife at Seattle University in Seattle, Washington. She is board-certified by the American Academy of Nurse Practitioners and the American Midwifery Certification Board. Though Therese’s background is in family practice and OB-GYN, she has a special interest in adolescent health. She has had the privilege to provide OB-GYN care in a variety of unique environments and brings a unique perspective, cultural sensitivity and willingness to think outside of the box from these diverse experiences. Learn more about Therese and how to schedule an appointment here


Sarah Heggie, FNP. Photo courtesy PeaceHealth

Sarah Heggie, FNP, joined PHMG’s Same Day Care Clinic team of providers. Sarah earned her Master of Science in Nursing-Family Nurse Practitioner at Frontier Nursing University in Hyden, Kentucky. She is board certified by the American Academy of Nurse Practitioners. Sarah is an experienced practitioner with six years nursing experience in ambulatory care which includes urgent care clinics and home health care environments. Sarah is passionate about patient education and loves to talk with her patients about healthy lifestyle changes, nutrition and exercise. Prior to becoming a family nurse practitioner, Sarah spend several years as a pediatric registered nurse. Learn more about Sarah and how to schedule an appointment here.


Mohammed Aboelsoud, MD. Photo courtesy PeaceHealth

Mohammed Aboelsoud, MD, joined PHMG’s Gastroenterology team of providers. Dr. Aboelsoud earned his Bachelor of Medicine and Surgery at Mansoura School of Medicine in Mansoura, Egypt. His Gastroenterology Research Fellowship was completed at the Mayo Clinic in Rochester, Minnesota. His Internal Medicine Residency was completed at Alpert Medical School of Brown University in Providence, Rhode Island. His Gastroenterology Fellowship was completed at MedStar Georgetown University Hospital in Washington, DC.  He is board-certified by the American Board of Internal Medicine. Dr. Aboelsoud has an outstanding research base that has focused on fecal microbiota transplant, hepatitis and colon cancer screenings. He has special medical interests in early diagnosis and screening of colon cancer, inflammatory bowel disease and GI bleeding. Learn more about Dr. Aboelsoud and how to schedule an appointment here.


Ali Hejazi, MD. Photo courtesy PeaceHealth

Ali Hejazi, MD, joined PHMG’s Neurology team of providers. Dr. Hejazi completed his Doctor of Medicine at Shahid Beheshti University of Medical Sciences in Thran, Iran. His Internship and Adult Neurology Residency was completed at Upstate Medical University in Syracuse, New York. His Neurophysiology Fellowship and Adult Epilepsy Fellowship was completed at David Geffen School of Medicine at UCLA in Los Angeles, California. He is board-certified with the American Board of Psychiatry and Neurology (ABPN) and ABPN: Clinical Neurophysiology. Dr. Hejazi has special medical interests in neurophysiologic studies, management of drug-resistant epilepsy and surgical evaluation of epilepsy along with headache management and neurovascular diseases. Learn more about Dr. Hejazi and how to schedule an appointment here


Jeffrey Schachter, MD. Photo courtesy PeaceHealth

Jeffrey Schachter, MD, joined PHMG’s Neurology team of providers. Dr. Schachter earned his Doctor of Medicine at the International American University College of Medicine in Vieux Fort, St. Lucia. His Internal Medicine Internship and Neurology Residency was completed at Virginia Commonwealth University in Richmond, Virginia. His Neuromuscular Fellowship was completed at the Hospital for Special Surgery and Weill Cornell Medical Centre in New York, New York. He is board-certified by the American Board of Psychiatry and Neurology. He has special medical interests in diseases of the motor neuron, inherited and acquired diseases of the muscle and nerve, abnormal neuromuscular junction transmission and electrodiagnostic testing. Learn more about Dr. Schachter and how to schedule an appointment here.


More information about each of these providers can be found using the “Find a Doc” tool at www.peacehealth.org.

For more information, or to schedule an appointment with one of these providers, please visit PeaceHealth Medical Group to learn more.  Your visit may require a referral from your primary care physician.

About PeaceHealth

Based in Vancouver, Wash., PeaceHealth is a not-for-profit Catholic health system offering care to communities in Washington, Oregon and Alaska. In 1890, the Sisters of St. Joseph of Peace founded what has become PeaceHealth. PeaceHealth St. Joseph Medical Center provides quality care for northwest Washington with its full-service 253-bed hospital and PeaceHealth Medical Group clinics. Key services in Bellingham include comprehensive cardiology, oncology, orthopedic and rehabilitation services and a joint venture outpatient imaging service. Visit us online at peacehealth.org

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