Zocdoc

Overview

Zocdoc, Inc. is a New York City-based company [4] founded in 2007 by Oliver Kharraz, Nick Ganju, and Cyrus Massoumi, with Massoumi serving as the company's first CEO [3]. The company offers an online service that allows people to find and book in-person or telemedicine appointments for medical or dental care, and also functions as a physician and dentist rating and comparison database; the service is free for patients, and doctors pay to advertise their appointment slots [2]. Zocdoc received an initial round of $3 million in funding from Khosla Ventures in early 2008, with additional rounds from Goldman Sachs, Ron Conway, and the Founders Fund resulting in a $1.8 billion valuation by August 2015 [5]. The company lists 34 open roles based in New York on its careers board, of 52 worldwide [1]. In December 2025, Zocdoc announced a partnership powering real-time appointment booking on Healthgrades [6], and in July 2025 launched a Patient Choice Program to highlight providers delivering superior patient experience [7].

Lists 34 open roles based in New York on its careers board, of 52 worldwide. [1]

Zocdoc was founded in New York City in 2007 by Oliver Kharraz, Nick Ganju and Cyrus Massoumi, with Massoumi serving as the company's first CEO. [3]

Wikipedia describes Zocdoc, Inc. as "a New York City-based company offering an online service that allows people to find and book in-person or telemedicine appointments for medical or dental care". [4]

Zocdoc's press page lists a July 29, 2025 announcement, "Zocdoc Launches Patient Choice Program to Highlight Providers Delivering a Superior Patient Experience", and the site pitches providers to "Try Zo, your AI Phone Assistant". [7]

Business address: 568 Broadway, New York, New York, 10012. [9]

Funding history

In early 2008 Zocdoc received an initial round of $3 million in funding from Khosla Ventures, and additional rounds from Goldman Sachs, Ron Conway and the Founders Fund among others resulted in a $1.8 billion valuation by August 2015. [5]

Partnerships

Zocdoc's press page lists a December 4, 2025 announcement: "Zocdoc Now Powers Real-time Appointment Booking on Healthgrades, Improving Patients' Access to Care". [6]