Dr. John Walker
Medical Registration Verified
Dr. John Walker is a General Physician and Internal Medicine in Portland 4102, Portland ME and has an experience of 2026 years in these fields. Dr. John Walker practices at Maine Medical Center in Portland 4102, Portland ME,North Hampton Neurology in Northampton 1060, Northampton MA and Office in Spring 77382, Spring TX. Some of the services provided by the doctor are: All Headaches (incl. Migraine),Wheezing,Muscle Cramping,Shortness of Breath and Esophagitis etc.
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87 Surgeries & Treatments
Wellness Examination
liver biopsy
Immunization Administration
Endoscopy
Electrocardiogram (EKG)
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Arterial Blood Gas Test (ABG)
Wheezing
Viral Hepatitis
Venous Embolism and Thrombosis
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Clinic Appointment