Neurologist | 20+ years experience

Dr. James Weldon Maas, M.D. PH.D.

505 Parnassus Avenue, Ucsf Department Of Neurology, San Francisco, California, 94143-0114

About Dr. James Weldon Maas

Dr. James Weldon Maas is a neurologist based in San Francisco, California with 20 years of experience in Neurology. He completed his graduation from Washington University School Of Medicine in 2006. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. James Weldon Maas is A102712 for Neurology in California. His current practice location is 505 Parnassus Avenue, Ucsf Department Of Neurology, San Francisco. Patients can reach him at 415-476-1489. Dr. James Weldon Maas is M.D. PH.D. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1255506788.

Dr. James Weldon Maas 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.

Practice Information

Dr. James Weldon Maas speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. James Weldon Maas
Specialization Neurology
Credentials M.D. PH.D.
Accepts Medicare Assignment Yes
Experience 20+ years
Medical School Attended Washington University School Of Medicine
Graduation Year 2006
Gender Male
Practice Address: 505 Parnassus Avenue, Ucsf Department Of Neurology
San Francisco, CA - 94143-0114

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.

PAC ID 4789716226
Enrollment ID I20100719000325
NPI Number1255506788
NPI Enumeration Date: 25 Apr, 2008
NPI Last Update On: 25 Apr, 2008

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. James Weldon Maas are as mentioned below.

License NumberSpecializationStateStatus
A102712Neurology CaliforniaPrimary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(050454)San francisco, CAAcute Care Hospital

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dr. James Weldon Maas is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
University Of California San Francisco (4486567229)1252

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. James Weldon Maas
505 Parnassus Avenue Box 0114, Ucsf Department Of Neurology
San Francisco, CA - 94143-0114

Book an Appointment with Dr. James Weldon Maas

To schedule an appointment, contact Dr. James Weldon Maas at 505 Parnassus Avenue, Ucsf Department Of Neurology, San Francisco, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. James Weldon Maas:

Dr. James Weldon Maas is a neurologist specializing in Neurology. He 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.

Dr. James Weldon Maas completed his education (M.D. PH.D.) from Washington University School Of Medicine in 2006.

Dr. James Weldon Maas has approximately 20 years of experience in Neurology.

Yes, Dr. James Weldon Maas accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. James Weldon Maas is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Dr. James Weldon Maas practices at 505 Parnassus Avenue, Ucsf Department Of Neurology, San Francisco, California, 94143-0114.

To schedule an appointment with Dr. James Weldon Maas, please contact the office at 415-476-1489.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.