The office will closed Monday and Tuesday, 25-26 December 2017 in observance of Christmas. We will re-open at 9:00am on Wednesday, 27 December 2017

We will also be closed Monday and Tuesday, 1-2 January 2018 in observance of New Years Day. We will re-open at 9:00am on Wednesday 3 January 2018.

Please call the office, 214-327-3333, if you have an emergency or urgent need during this time.


Dr. Grandjean is accepting new patients in his Allen office, Raintree Family Medicine.  For a list of accepted insurance carriers, click here.​​

The Dallas office closed on 1 March 2017.

Raintree Family Medicine

inside Allen Medical Pavilion

997 Raintree Circle, Suite 150

Allen, Texas 75013-4954

Effective 1 September 2017, Raintree Family Medicine has relocated to suite 150 of the Allen Medical Pavilion.

You may find out more about our aesthetics offerings by clicking here.


Blue Cross Blue Shield, Cigna  and United Healthcare select Dr. Grandjean for cost-efficiency and quality of care awards

Blue Cross and Blue Shield's Blue Compare program has awarded Dr. Grandjean their Double Blue Ribbon designation.  Cigna has conferred on Dr. Grandjean its 'two star' physician designation for cost-efficient care.  Dr. Grandjean has been selected as a "two-star physician" under United Healthcare's Premium Designation program for quality and efficiency of care.

(214) 327-3333

Office Hours

Raintree Family Medicine

Monday, Tuesday, Thursday & Friday:

9:00am - 4:30pm


9:00am - 12:30pm

Contact Us

Clinic News

Dr. Grandjean is accepting new Tricare patients.  Humana has confirmed that beneficiaries may be seen at our Allen office.

Dr. Grandjean is an Air Force veteran, and board-certified in Family Medicine by the American Board of Family Medicine and the National Board of Physicians & Surgeons.    Read More

Meet the Doctor

  • Primary Care
  • Well Child Exams
  • Well Woman Examinations
  • Annual Physicals
  • Sports and Camp Physicals
  • Full Laboratory Testing
  • Adult and Pediatric Immunizations
  • Preventive Health Care
  • Pre-Operative Clearance
  • Minor Surgery

Our Services

We accept most public and private insurance plans, including Tricare and Medicare. We also offer special pricing for private/self-pay patients for all procedures.  We do not accept CHIP or Medicaid programs.  The only 'Healthcare Marketplace' HMO products Dr. Grandjean is accepting is Cigna's "Local Plus" product and Blue Advantage/Blue Essentials HMO products offered through BCBS.


Same-day appointments are usually available. Call (214) 327-3333.  Please contact the office if you have an urgent or emergent need, and an on-call physician will return your call.  Select the 'Book An Appointment' link in the menu bar above to request an appointment through the Leading Reach platform.  This new system will allow patients to receive automated text and/or e-mail appointment reminders.



Call Us:  (214) 327-3333

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

 Raintree Family Medicine - Allen, Texas