> > > > Dr. Jonathan Horstmann, MD
Dr. Jonathan William Horstmann MD is a male Family Practitioner, has 33 years of experience and practices in Family Medicine, Undersea and Hyperbaric Medicine, and Critical Care Medicine.
Dr. Jonathan Horstmann has 3 office locations.
350 Terracina Blvd
San Timeteo-Live Oak Canyon, Redlands, CA 92373

Phone Number
Locations and availability (3)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Jonathan Horstmann, MD is board certified in Family Medicine and Preventive Medicine - Undersea and Hyperbaric Medicine.

Education & Awards

Dr. Horstmann graduated from Washington University at St. Louis, Saint Louis.


Dr. Horstmann has 2 hospital affiliations:

  • Redlands Community Hospital 
  • Community Hospital of San Bernardino 

Accepted Insurance Plans

Dr. Horstmann accepts these health insurances in at least one office:

  • United Healthcare - 23 plans
  • Great-West Healthcare - 1 plan
  • Unicare - 11 plans
  • Anthem Blue Cross - 15 plans
  • Evercare - 2 plans
  • Cigna - 1 plan


  • Spanish

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Additional Information
Where does Dr. Jonathan W. Horstmann practice?
Dr. Jonathan Horstmann practices Family Medicine, Undersea and Hyperbaric Medicine, and Critical Care Medicine near Redlands, CA.
Additional practice locations include: Colton, CA.
See Redlands Family Physicians, Redlands Preventive Medicine Specialists, and Redlands Critical Care Practitioners.