Geriatric psychiatry deals with the problems of mental and emotional disorders and diseases in the elderly. A geriatric psychiatrist has expertise in the diagnosis, evaluation, and treatment of mental and emotional disorders of older people. The psychiatrist’s extensive medical training allows him or her to understand the relationship between emotional illness and medical illnesses. The psychiatrist is the physician best qualified to determine the physical and/or psychological causes of both mental and physical disorders.

Doctor density varies by specialty and location. California has 462 practicing geriatric psychiatrists. Broken out by city, geriatric psychiatry doctor density in Albany is 2, in Alhambra is 1, in Anaheim is 2, in Bakersfield is 4, in Bellflower is 1, in Berkeley is 9, in Beverly Hills is 9, in Buena Park is 1, in Burbank is 2, in Carlsbad is 5, in Cerritos is 2, in Chico is 2, in Chino is 1, in Chula Vista is 7, in Concord is 2, in Corona is 1, in Corte Madera is 4, in Costa Mesa is 2, in Covina is 2, in Daly City is 1, in Davis is 2, in Downey is 1, in El Cajon is 2, in El Monte is 1, in Escondido is 4, in Fairfield is 1, in Folsom is 1, in Fontana is 2, in Fremont is 2, in Fresno is 8, in Fullerton is 1, in Garden Grove is 3, in Glendale is 7, in Hayward is 2, in Hesperia is 2, in Huntington Beach is 3, in Inglewood is 1, in Irvine is 1, in La Mesa is 5, in Laguna Hills is 5, in Lake Forest is 1, in Lancaster is 3, in Loma Linda is 4, in Lomita is 3, in Long Beach is 12, in Los Alamitos is 2, in Los Angeles is 67, in Los Gatos is 1, in Mission Viejo is 2, in Modesto is 2, in Moreno Valley is 1, in Murrieta is 1, in Napa is 4, in Newport Beach is 6, in Oakland is 4, in Oceanside is 4, in Orange is 5, in Oxnard is 3, in Palm Desert is 1, in Palmdale is 1, in Palo Alto is 20, in Paramount is 1, in Pasadena is 6, in Rancho Cucamonga is 3, in Rancho Mirage is 2, in Redding is 1, in Redlands is 2, in Redondo Beach is 2, in Rialto is 1, in Riverside is 3, in Roseville is 5, in Sacramento is 7, in Salinas is 1, in San Bernardino is 5, in San Diego is 40, in San Francisco is 43, in San Jose is 21, in San Leandro is 2, in San Marcos is 2, in San Mateo is 4, in San Rafael is 1, in Santa Ana is 7, in Santa Barbara is 3, in Santa Clara is 2, in Santa Monica is 6, in Santa Rosa is 7, in Simi Valley is 1, in South Gate is 1, in Stockton is 2, in Sunnyvale is 1, in Temecula is 1, in Thousand Oaks is 1, in Torrance is 13, in Upland is 1, in Vacaville is 1, in Vallejo is 2, in Visalia is 1, in Vista is 1, in West Covina is 2, and in Westminster is 2.

California’s population is 36,142,137, and it is America’s third largest and most populous state. It also claims the highest and lowest altitudes in the lower 48 states. The lowest point in the country, Death Valley, is also home to the nation’s highest recorded temperature, 134 degrees. Tourists flock to this state for its many outdoor activities and attractions, including Universal Studios, Disneyland, Rodeo Drive shopping, the Golden Gate Bridge in San Francisco, wine country tours, and California’s numerous beaches and parks. Los Angeles is the nation’s second largest city, but California’s capital is Sacramento. The giant sequoias in California’s forests are among the oldest living things in the world, and a redwood in the Redwood National Park is said to be the world’s tallest tree, at 365 feet. California achieved statehood in 1850, and was named the Golden State after the beginning of the Gold Rush in 1848.

According to 2005 Census estimates, California has a population of 36,132,147. Of this population, 9,308,563 are under the age of 18 and 3,827,038 are at or above the age of 65.