Matthew Bernstein, M.D.
NPI 1265489637 · Psychiatry Physician · Belmont, MA
Matthew Bernstein, M.D. is a Psychiatry Physician provider in Belmont, MA (NPI 1265489637).
Provider details
- NPI number
- 1265489637
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 210340 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 182 | — |
| Lorazepam | 94 | 12 |
| Olanzapine | 45 | — |
| Lamotrigine | 40 | — |
| Lithium Carbonate | 28 | — |
| Gabapentin | 19 | — |
| Bupropion Hclbrand: Bupropion Xl | 18 | — |
| Citalopram Hydrobromide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Matthew Bernstein's NPI number?
- Matthew Bernstein's National Provider Identifier (NPI) is 1265489637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Bernstein's specialty?
- Matthew Bernstein is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Bernstein located?
- Matthew Bernstein's practice location on file with NPPES is 115 Mill St, Belmont, MA 02478-1041.
- What is Matthew Bernstein's phone number?
- The practice phone number listed in the NPPES registry for Matthew Bernstein is (617) 855-2249.
- Is Matthew Bernstein's NPI active?
- Yes — Matthew Bernstein's NPI (1265489637) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.