npidata.org Sign in
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbySpecialtiesEvery NUCC taxonomy, with counts by state and cityStatesProvider counts and breakdowns for all 50 statesPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs API
About
About usTermsPrivacyContact us

Search › Massachusetts › Addiction Medicine (Psychiatry & Neurology) Physician

Roger Weiss, MD

NPI 1245229855 · on the registry since 2005

Practice

Address
115 Mill St
Belmont, MA 02478
Phone
(617) 855-2242
Fax
(617) 855-2699
Organisation at this address
Jaimie Winkler
Mary Rockas Md Pllc
Jessica Margolis Llc
Courtney Beard Elias
Gary A. Taylor, Ph.D.
Inferred from a shared address, not stated in the registry.
Clinicians at this address
595

Registry record

Primary taxonomy
Addiction Medicine (Psychiatry & Neurology) Physician
2084A0401X
Licence states on file
MA
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2026-07-13

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Massachusetts