Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Richard L. Grandjean, MD, PA

Organization Family Medicine Physician · NPI 1306831086

Richard L. Grandjean, MD, PA provides Family Medicine Physician services in Allen, Texas. Licensed in Texas. Registered with an NPI since 2005.

Licensed in
TX
In the registry since
2005
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

997 Raintree Cir Ste 150
Allen, TX 75013-4954
Phone: (214) 327-3333
Fax: (877) 448-0543
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence F1602 (TX)

Record details

NPI number1306831086
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Richard Grandjean — President · (214) 327-3333
Other names Raintree Family Medicine; Raintree Family Medicine
NPI enumeratedSeptember 19, 2005
Last updated in NPPESApril 1, 2019
Mailing address997 Raintree Cir Ste 150, Allen, TX 75013-4954

Other providers in Allen