Meet Our Providers

Charles G. Holmsten, M.D.

Dr. Charles G. Holmsten has been practicing Family Medicine in the Houston area since 1970 and has been practicing Occupational Medicine since 1980. A native Texan and Houston-area resident hailing from Texas City, he attended John Hopkins University as an undergraduate and attended medical school at the University of Texas Medical Branch of Galveston, where he graduated in 1969.


Walter R. Holmsten, M.D.

Dr. Walter R. Holmsten was born and raised in the Houston area, graduating from Memorial High School. He majored in Biochemistry and Pre-med at the University of Texas Austin, graduating with honors in 1996. He completed his medical training at the University of Texas Medical Branch of Galveston and Memorial Hermann Southwest Hospital. He is board certified in Family Practice with concentration in Occupational Medicine, as well as a certified doctor for Impairment Ratings for the Texas Workers’ Compensation Commission.

Kaitlin Castillo, APRN, FNP-C

Braeswood: (713) 777-3131

5895 S Braeswood Blvd., Houston TX 77096

Rosenberg/Richmond: (281) 633-0148

1730 B.F. Terry Blvd. (FM 2218), Suite #302, Rosenberg, Texas 77471