William S Baek is a Upland, California based neurologist who is specialized in Neurology. Active license number of William S Baek is A91283 for Neurology in California. His current practice location is 630 N 13th Ave, Suite B, Upland. Patients can reach him at 909-982-2719 or can fax him at 909-946-9931. William S Baek is M.D.. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1326095977.
William S Baek specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Complete Profile:
William S Baek speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | William S Baek |
| Specialization: | Neurology |
| Gender: | Male |
| Credentials: | M.D.. |
| Practice Address: | 630 N 13th Ave, Suite B, Upland,
California, 91786-4975 |
| Phone: | 909-982-2719 |
| Fax: | 909-946-9931 |
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: | 1326095977 |
| NPI Enumeration Date: | 28 May, 2006 |
| NPI Last Update On: | 06 Feb, 2012 |
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 S Baek are as mentioned below.
| License Number | Specialization | State | Status | |
| A91283 | Neurology | California | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | William S Baek
630 N 13th Ave, Suite B
Upland, California |
| Zip: | 91786-4975 |
| Phone Number: | 909-982-2719 |
| Fax Number: | 909-946-9931 |
Patients can reach William S Baek at
630 N 13th Ave, Suite B, Upland, California or can
call to book an appointment on 909-982-2719.
Comments/ Reviews:
Read all the reviews posted for William S Baek below. You may also share your own experience with William S Baek. Your feedback can help others make better decisions.
**
Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.