We are conveniently located next door to the Lucile Packard Children’s Hospital on the Stanford Campus at 777 Welch Road, Suite N Palo Alto, CA 94304. Click here for a map showing our location.

To schedule an appointment or contact your doctor by email: info@periodocs.com

Phone number 650/321-3443
Fax number 650/321-1265

We are open from 7 am to 5 pm Monday through Thursday and from 7 am to 3 pm on Fridays.

Driving directions:

From Hwy. 280 take the Sand Hill Road exit east, continue on Sand Hill Road past Santa Cruz Avenue, turn right on Pasteur Drive and then turn left on Welch Road. We are on the right hand side at 777 Welch Road just before you reach the Lucile Packard Children’s Hospital.

From Hwy. 101 take the Embarcadero exit west, continue on Embarcadero past El Camino Real and veer to the right onto Arboretum, continue straight past Palm Drive and make a left turn on Quarry Road, make a right turn onto Welch Road. Our office is on the left hand side just past Lucile Packard Children’s Hospital at 777 Welch Road.