Provider Profile
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License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
434 MASSACHUSETTS AVE STE 501
Boston, MA 02118
1003 Eastgate Dr
Provo, UT 84606
Russell P. Mackay is a mental health counselor in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Russell P. Mackay is listed at 434 Massachusetts Ave Ste 501, Boston, MA 02118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (339) 666-8516. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Russell P. Mackay's National Provider Identifier is 1790877090. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Russell P. Mackay attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
Russell P. Mackay has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Russell P. Mackay. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.