Dr. Robert Jonathan Fenster is a Belmont, Massachusetts based psychiatrist with 13 years of experience in Psychiatry. He completed his graduation in 2012. 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. Robert Jonathan Fenster is 270775 for Psychiatry in Massachusetts. His current practice location is 115 Mill St, Belmont. Patients can reach him at 617-855-4221. Dr. Robert Jonathan Fenster is M.D.-PH.D. in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1801141973.
Dr. Robert Jonathan Fenster specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Complete Profile:
Dr. Robert Jonathan Fenster speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Robert Jonathan Fenster |
| Specialization: | Psychiatry |
| Gender: | Male |
| Credentials: | M.D.-PH.D. |
| Experience: | 13+ years |
| Medical School Attended: | Other |
| Graduation Year: | 2012 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 115 Mill St, Belmont,
Massachusetts, 02478-1064 |
| Phone: | 617-855-4221 |
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: | 7719281682 |
| Enrollment ID: | I20170823002536 |
| NPI Number: | 1801141973 |
| NPI Enumeration Date: | 16 Jul, 2012 |
| NPI Last Update On: | 21 Jul, 2022 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Robert Jonathan Fenster are as mentioned below.
| License Number | Specialization | State | Status | |
| 270775 | Psychiatry | Massachusetts | Primary | |
| MD60652939 | Psychiatry | Washington | Secondary | |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Dr. Robert Jonathan Fenster is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| The Mclean Hospital Corporation (9436040961) | 136 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Robert Jonathan Fenster such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 1801141973 | Medicaid | Washington | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Robert Jonathan Fenster
115 Mill St,
Belmont, Massachusetts |
| Zip: | 02478-1064 |
| Phone Number: | 617-855-4221 |
Patients can reach Dr. Robert Jonathan Fenster at
115 Mill St, Belmont, Massachusetts or can
call to book an appointment on 617-855-4221.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.