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Portrait of Rajkumar Alagugurusamy, MD, Hospitalist specialist at Kelsey-Seybold Clinic.
Rajkumar Alagugurusamy, MD
Welcoming New Patients
  • About the Provider
  • Education & Board Certification
  • Professional Associations

Dr. Rajkumar Alagugurusamy earned his medical degree in 2002 at St. George’s University in Granada, West Indies. He completed his Internal Medicine internship at State University of New York (SUNY) – Brooklyn in 2003 and his residency at the John P. and Kathrine G. McGovern Medical School at UTHealth in Houston in 2005.

Dr. Alagugurusamy has worked in a variety of positions over the course of his medical career. Prior to joining Kelsey-Seybold in 2008, he cared for patients as a locums hospitalist at St. Francis Hospital-Federal Way in Washington; Marin General Hospital in Greenbrae, California; Dominican Hospital in Santa Cruz, California; American Physicians Inc. in Phoenix, Arizona; Middlesex Hospital in Middletown, Connecticut; and VA Medical Centers in Ocala, Florida, San Francisco, California, and Anchorage, Alaska.

Joined Kelsey-Seybold: December 2008

Awards & Publications

  • Alagugurusamy R, Schanler RJ, Lau C. Identification of stages of sucking behavior in premature infants that may be used as indicators of feeding performance. Pediatr Res 43:A225, 1998.
  • Lau C, Alagugurusamy R, Schanler RJ, Smith EO, Shulman RJ. Characterization of the developmental stages of sucking in preterm infants. Acta Paediatr 89; 846-52, 2000.
  • Gayton O, Nason R, Alagugurusamy R, Swann A, Dafny N. MK-801 blocks the development of sensitization to the locomotor effects of methylphenidate. Brain Research Bulletin 51; 6:485-492, 2000

Hobbies & Interests

Dr. Alagugurusamy enjoys running and cooking.

Fun Facts

The best advice given to Dr. Alagugurusamy is “treat your nurses and patients well” and “apply to Kelsey-Seybold Clinic.”

The most exotic place he’s resided is Anchorage, Alaska, where he lived for three months in the winter. The most interesting place he’s visited is Siem Reap, Cambodia.

Dr. Alagugurusamy’s favorite book is A Confederacy of Dunces by John Kennedy Toole, and his guilty pleasure is anything related to dessert.

Medical School

  • St. George’s University, Grenada, West Indies, 2002


  • John P. and Kathrine G. McGovern Medical School at UTHealth, Houston, Internal Medicine Residency, 2005

Board Certifications

  • American Board of Internal Medicine - Internal Medicine

Dr. Alagugurusamy is a member of the Society of Hospital Medicine, the Texas Medical Association, and the Harris County Medical Association.


Hospital Affiliations

  • St. Luke's Health - Baylor St. Luke's Medical Center

Accepted Insurance