Robert BerezinMD
Psychiatry & Neurology, Psychiatry
2027 Medicare Advantage
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Medicare Advantage plans for Middlesex County, MA.
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Directory results See what each insurance company reports
Not checked yet
We haven't asked Aetna Medicare, Blue Cross Blue Shield of Massachusetts, Commonwealth Care Alliance Massachusetts, Commonwealth Care Alliance, Inc., eternalHealth, Fallon Health, Mass General Brigham Health Plan, Molina Healthcare of Massachusetts, Tufts Health Plan and UnitedHealthcare's directories about Robert yet. A Silverpath advisor can check for you now.
The 50 Medicare Advantage plans we show for Middlesex County, MA in 2027
- 47 not listed
- 3 not checked yet
Aetna Medicare
Not listed on its 5 plans here. That isn't proof they're out of network.
Blue Cross Blue Shield of Massachusetts
Not listed on its 6 plans here. That isn't proof they're out of network.
Commonwealth Care Alliance Massachusetts
Not listed on its 1 plan here. That isn't proof they're out of network.
Commonwealth Care Alliance, Inc.
Not listed on its 1 plan here. That isn't proof they're out of network.
eternalHealth
Not checked yet.
Fallon Health
Not listed on its 6 plans here. That isn't proof they're out of network.
Mass General Brigham Health Plan
Not listed on its 5 plans here. That isn't proof they're out of network.
Molina Healthcare of Massachusetts
Not listed on its 3 plans here. That isn't proof they're out of network.
Tufts Health Plan
Not listed on its 12 plans here. That isn't proof they're out of network.
UnitedHealthcare
Not listed on its 8 plans here. That isn't proof they're out of network.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
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Original Medicare
Original Medicare status
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 22, 2026
Where they practice
Practice location
- NPI issued
- 2006
- Registry record updated
- Jul 8, 2007
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Where does Robert Berezin practice?
3 Fern St, Lexington, MA 02421.
How do I confirm Robert is in my plan's network?
Call the member services number on your plan card and give them the NPI 1477618536, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients can use Silverpath to find practices and check plan networks in Middlesex County, MA. Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.