Internal medicine is the branch of medicine that deals with treating the whole patient. An internal medicine physician, also called an internist, can treat many illnesses and conditions, and is skilled in treating a patient who has several illnesses or disorders at the same time. This internist, who can be a primary care physician, emphasizes disease prevention and wellness, but can treat problems of the eyes, ears, skin, nervous system and reproductive organs, along with mental health or substance abuse issues.

The internal medicine physician can also treat cancer or diseases of the heart, blood, kidneys, joints, and digestive, respiratory and vascular systems, while concentrating on the wellness of the patient as a whole.

Physicians in this specialty treat patients suffering from numerous diseases and illnesses, but some of the most common are Emphysema, Broncho-Esophagology, Bronchitis, Pneumonia, Osteoarthritis , Hyper / Hypoglycemia, cystic fibrosis, Diabetes, Asthma, pectus excavatum, osteoporosis, Macular Degeneration, cancer, infection, Autism, Congestive heart failure, Herpes, Hypertension, Heart Attack, and Anemia.

Once properly diagnosed, practitioners can perform numerous procedures on patients including Lithotripsy, Endoscopic retrograde cholangiopancreatography (ERCP, dialysis, angioplasty, mechanical ventilation, endoscopy, cardioversion, Endoscopic retrograde cholangiopancreatography (ERCP), cardiac ablation, and intra-aortic balloon pump.

To diagnose patients with possible illnesses and diseases, specialists will often perform one of many tests including FAA-Flight Physicial, physicial / check up, Bone density test, dialysis, physicial examination, Computed Axial Tomography (CT or CAT Scan), Magnetic Resonance Imaging (MRI), ultrasound, x-ray, biopsy, Blood Test, Electrocardiogram (ECG or EKG), Upper GI (Barium Swallow), electrolyte test, Lower GI (Barium Enema), stool test, pH probe test, and microbiological culture.

Doctor density varies by specialty and location. Arizona has 2,353 practicing internal medicine doctors. Broken out by city, internal medicine doctor density in Ajo is 2, in Apache Junction is 25, in Arivaca is 1, in Ash Fork is 1, in Avondale is 16, in Benson is 3, in Bisbee is 3, in Buckeye is 4, in Bullhead City is 19, in Camp Verde is 1, in Carefree is 1, in Casa Grande is 31, in Cave Creek is 3, in Chandler is 83, in Chinle is 9, in Chino Valley is 1, in Clifton is 1, in Coolidge is 4, in Cottonwood is 18, in Davis Monthan Afb is 1, in Desert Hills is 1, in Douglas is 7, in Duncan is 1, in Eagar is 1, in El Mirage is 1, in Eloy is 1, in Flagstaff is 22, in Florence is 1, in Fort Defiance is 7, in Fort Mohave is 4, in Fountain Hills is 7, in Ganado is 1, in Gilbert is 53, in Glendale is 125, in Globe is 5, in Gold Canyon is 3, in Golden Valley is 3, in Goodyear is 27, in Green Valley is 17, in Higley is 1, in Holbrook is 2, in Kayenta is 2, in Kingman is 15, in Lake Havasu City is 14, in Lakeside is 4, in Litchfield Park is 9, in Luke Afb is 3, in Marana is 3, in Maricopa is 3, in Mesa is 177, in New River is 1, in Nogales is 11, in Oro Valley is 9, in Page is 3, in Paradise Valley is 5, in Parker is 6, in Patagonia is 3, in Payson is 6, in Peoria is 62, in Phoenix is 986, in Pine is 1, in Pinetop is 2, in Pinon is 2, in Poston is 2, in Prescott is 39, in Prescott Valley is 6, in Quartzsite is 2, in Queen Creek is 1, in Rio Rico is 3, in Sacaton is 4, in Safford is 6, in Sahuarita is 2, in Saint Johns is 1, in San Carlos is 1, in San Luis is 10, in Scottsdale is 236, in Sedona is 13, in Show Low is 9, in Sierra Vista is 24, in Snowflake is 2, in Somerton is 9, in Springerville is 3, in Sun City is 79, in Sun City West is 47, in Sun Lakes is 4, in Surprise is 42, in Tempe is 60, in Tolleson is 5, in Tonto Basin is 1, in Tsaile is 1, in Tuba City is 10, in Tucson is 480, in Valley Farms is 1, in Wellton is 2, in Whiteriver is 4, in Wickenburg is 6, in Willcox is 4, in Williams is 3, in Winslow is 4, and in Yuma is 42.

Arizona has many famous tourist attractions and parks, including the Hoover Dam and Lake Mead, which was created when the dam was built. The Grand Canyon draws millions of visitors each year, and Phoenix, Scottsdale, Flagstaff each draw their own sun-seeking winter vacationers. Visit the world-famous O.K. Corral in Tombstone. Arizona’s population is 5,939,292, and Phoenix, the capital city, is home to a majority of those people. Entertainers Linda Ronstadt, Stevie Nicks, and Tanya Tucker were born here, along with architect Frank Lloyd Wright and former Supreme Court justice Sandra Day O’Connor.

According to 2005 Census estimates, Arizona has a population of 5,939,292. Of this population, 1,535,805 are under the age of 18 and 754,345 are at or above the age of 65.