• Fahrney-Keedy Memorial Home nonprofit long term care organization offering nursing care, assisted living, Alzheimer's care, and retirement community style independent living.

• Family & Nursing Care home care registry providing private duty in-home care.

• Family Dentistry: Dr. Barry Manson offering general and cosmetic dental services for the entire family including crowns, bridges, fillings, bleaching, veneers, and more.

• Family Wellness Center offers comprehensive medical services from preventive care to treatment of acute illness.

• Fellowship House residential treatment program for adults with major mental illness, dual diagnoses, and eating disorders.

• First Choice Physicians sport and spine rehabilitation centers offering alternative medicine, physicial therapy, holistic healing.

• First Step Inc. specializing in substance abuse treatment, psychiatric evaluation, and group therapy.

• Fox Chase Rehabilitation and Nursing Center providing long and short-term nursing home services including subacute rehabilitation, respite, and hospice care.

• Frazer, Frazer, Hoerauf, Billings & O'Shea general dentistry.

• Frederick Memorial Healthcare System offers preventive, diagnostic, treatment, rehabilitation, and support services.

• Frederick Oncology Hematology Associates specializes in cancer and blood disorder evaluations and treatment with an emphasis on patient education and empowerment.

• FutureCare residential healthcare management company.

• Gaber, Robin DDS providing family dentistry.

• Kennedy Krieger Institute center for neurological rehabilitation of children and young adults.