Dr Kakumanu Raja Sikhamani, a retired SP from Andhra Pradesh, became the first from the State police department to scale Mount Everest Base Camp, on Friday.
Neeraj Chaudhary tested positive on March 27 and was back in Kathmandu in April itself. He managed to scale the peak on May 31.
Zhang became blind at age 21 due to glaucoma. He has been working as a masseur at a hospital in Tibet, where he lives with his wife.
Three expedition teams to Everest canceled their climb this month following reports of people getting sick.
A total of 408 foreign climbers were issued permits to climb Everest this season, aided by several hundred Sherpa guides and support staff who've been stationed at base camp since April.
Mingma Tenji Sherpa, first reached the summit of the Everest in the evening of May 7 as a member of a rope-fixing team, and then scaled the world's highest mountain again on the morning of May 11.
They must undergo temperature checks regularly, use bottled oxygen and stay 4 meters (13 feet) from other climbers at the summit. They will be provided masks, thermometers and disinfectant.
An official from Nepal's tourism department said that it had so far not received any reports of COVID-19 among climbers.
These seven women mountaineers from ordinary backgrounds have reached the pinnacle of extraordinary feats
Jamsenpa, who hails from the Himalayan State, had earlier scaled Mount Everest thrice – two of them in 10 days.