William On is a Palo Alto, California based Endodontist who is specialized in
Endodontics. He does not accept the Medicare-approved amount. Patients will be billed for the treatment. Active license number of William On is
103641 for Endodontics in California. His current practice location is
420 Cambridge Ave Ste 5, Palo Alto. Patients can reach him at
650-328-3636.
William On deals with the branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.
Complete Profile:
William On speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Name: | William On |
| Specialization: | Endodontist |
| Gender: | Male |
| Credentials: | DDS |
| Accepts Medicare Assignment: | No |
| Practice Address: | 420 Cambridge Ave Ste 5, Palo Alto,
California, 94306-1594 |
| Phone: | 650-328-3636 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1013562586 |
| NPI Enumeration Date: | 01 Aug, 2019 |
| NPI Last Update On: | 18 Feb, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for William On are as mentioned below.
| License Number | Specialization | State | Status | |
| 103641 | Endodontics | California | Primary | |
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 420 Cambridge Ave Ste 5,
Palo Alto, California |
| Zip: | 94306-1594 |
| Phone Number: | 408-328-3636 |
Patients can reach William On at
420 Cambridge Ave Ste 5, Palo Alto, California or can
call to book an appointment on 650-328-3636.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on
09 March, 2026.