Accepted Insurance

Although Dr. Grandjean is contracted with most companies and plans listed below, please check with your insurance company to ensure he is listed as in-network on your plan.  TRICARE Prime beneficiaries - Humana Military will enroll you to our Dallas office.  However you and your family members will be seen at the Allen office.  Please note that we ARE NOT contracted with, nor do we accept ChampVA or Medicaid.

Dr. Grandjean is only accepting new Medicare and Medicare Advantage patients in his Allen, Texas office on a case-by-case basis.  Current patients who age into Medicare or Medicare Advantage may continue to see him at the Allen office. 

Dr. Grandjean DOES NOT accept Medicaid (issued through AmeriGroup, Northstar, Molina, Parkland Community, Superior, or Star Plus MMP).

Aetna - HMO, Medicare Advantage, PPO & POS.  Dr. Grandjean is currently accepting new Aetna Medicare Advantage patients on a case-by-case basis.  He is not contracted with any Aetna HMO products offered through the federal Health Insurance Marketplace.  However, he does accept Aetna Advantage Plus PPO products offered through the Health Insurance Marketplace.  Please contact Aetna to ensure Dr. Grandjean is contracted with your specific plan.

AARP/Secure Horizons/WellMed - Medicare Advantage HMO & PPO.  New Medicare Advantage patients are accepted on a case-by-case basis in the Allen office.

Averde Health - New Medicare Advantage patients are accepted in the Allen office on a case by case basis.

Baylor Scott & White Health Plan - HMO & PPO.  Plans vary, so please contact your insurance company to ensure the office is 'in network' with your plan.

Beech Street - HMO, PPO & POS

BlueCross BlueShield - , Blue Advantage HMO (available on the federal healthcare exchange), Blue Essentials HMO (formerly HMO Blue), Federal Employee Program, PPO & POS, to include any of the PPO offerings offered through the federal healthcare exchange website.  We are out of network with the BCBS Medicare Advantage PPO, and are not currently accepting new BCBS Medicare Advantage patients.

Cigna - HMO, PPO & POS (including the federal Marketplace offering, Local Plus).  Dr. Grandjean is not contracted with the InFocus/Focus network plan.

Coventry - HMO, PPO & POS

First Health - HMO, PPO & POS

Galaxy Health - HMO, PPO, POS & Discount Plans

Government Employee Health Association (GEHA) - HMO, PPO & POS

Health Smart - HMO, PPO & POS

Humana - HMO, PPO &  POS; Medicare Advantage HMO -  New Medicare Advantage patients are accepted in the Allen office on a case-by-case basis.  Please note that Dr. Grandjean is not contracted with all the Humana Medicare Advantage plans.  Please contact Humana to ensure Dr. Grandjean is contracted with your specific plan.

Imagine Health - Accepting all plans

Independent Medical Systems - HMO, PPO & POS

Jefferson iCard- Cash Pay, Private Pay or Self Pay

Medicare - Dr. Grandjean currently accepting new Medicare patients on a case by case basis.  Current patients who age into Medicare may be seen at the Allen office.

Molina ​- We are accepting marketplace plans available through the federal healthcare exchange website.

Oscar ​- Simple, Simple+, Classic & Market plans

Private Health Care System (PHCS) - HMO, PPO & POS

Private Pay/Self Pay - Please see for more information.

Provider Select, Inc. - HMO, PPO & POS

Sterling - Medicare Advantage - New Medicare Advantage patients are accepted in the Allen office.

Tricare - Prime, Prime Remote, Reserve Select, Select (formerly Standard and Extra, and Young Adult)

Tricare For Life - Medicare Supplement

United Healthcare - HMO, PPO & POS
USA Managed Care - HMO, PPO & POS

Office Forms

Richard L. Grandjean, M.D., P.A. - Board-Certified in Family Medicine

 Raintree Family Medicine - Allen, Texas

 Please PRINT and fill out the 'Patient's Medical & Social History' (the form to the left) prior to your first appointment.  If you cannot print this document beforehand, plan on arriving 30 minutes early for your appointment to complete this paperwork in the office.

Call Us:  (214) 327-3333