The Australian PGA tournament scheduled to be held the week before at Royal Queensland in Brisbane is also co-sanctioned by the European tour.
The 36-year-old Frenchman reached a career-high ranking of No. 5 in 2012, but has dropped to No. 220 following his latest lengthy injury layoff.
The former world No 1 is through to the third round at the Miami Open, easily handling 13th-seeded Angelique Kerber of Germany 6-2, 6-3 on Thursday.
She played professional cricket back home in Australia, then eventually picked up a racket once again and returned to her other sport.
Fritz upset Nadel 6-3 7-6 (5) on Sunday to win the BNP Paribas Open and snap the 21-time major champion's 20-match winning streak this year.
It's understood the 54-year-old has failed to hand over his trophies including his 1985 Wimbledon title, as well as silverware from his triumphs at the Australian Open in 1991 and 1996.
The Canadian, who reached the final in Rotterdam in 2020, overcame the Scottish wild card 6-3, 6-4 in a dominant performance to advance into the quarter-finals after one hour and 37 minutes.
Djokovic is a five-time champion at Indian Wells, where he hasn't played since 2019.
An 11-day saga over Djokovic's entry visa ended with the Serb being deported for failing to meet Australia's strict COVID-19 vaccination requirements.
Foreign media, including Der Spiegel and the BBC, have reported discrepancies in the serial numbers of the tests Serbian authorities administered to the top-ranked Djokovic.
At 5 hours and 24 minutes, it was the second-longest Australian Open final after Novak Djokovic beat Nadal in five sets in 5 hours and 53 minutes in 2012.
The Czech pair claimed their first Australian Open title to go with one Wimbledon and two French Open titles to move a step closer to a career Grand Slam in doubles.
Danilina of Kazakhstan and Beatriz Haddad Maia of Brazil beat the second-seeded Japanese pairing of Shuko Aoyama and Ena Shibahara 6-4, 5-7, 6-4 in their semifinal.
Novak Djokovic, with 20 grand slam titles, will continue as No. 1 despite missing the Australian Open after being deported for not meeting the country’s strict COVID-19 vaccination rules.
Barty was the first Australian woman into the singles final of the Australian Open since Wendy Turnbull in 1980 and is now the first Australian champion since Chris O’Neil in 1978.