Challa Sarma S MD Echocardiology is their Medial specialty. They are knowledgeable in the following conditions / disorders: Peripheral Vascular Disease. Challa Sarma S MD is located on 4201 Garth Rd Ste 307 in Baytown. They can be reached by phone by calling (281) 420-2391 . Their hours of operation are 7 days a week After Hours , Saturday Closed , Sunday Closed 7 days a week 24 hours and they can be reached by calling (281) 420-2391 . They have a single review on MojoPages.com, and it's a negative review.