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Alexander Rossi, MA
NPI 1538029905 · Mental Health Counselor · Cambridge, MA
Alexander Rossi, MA is a Mental Health Counselor provider in Cambridge, MA (NPI 1538029905).
Provider details
- NPI number
- 1538029905
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
1430 Massachusetts Ave
Suites B & a
Cambridge, MA 02138-3831
Phone: (617) 207-2770
Fax: (617) 207-2421
Street-level locationGet directions
Mailing address
59 Lafayette St
Arlington, MA 02474-8722
Registry dates
- Enumerated
- 2025-11-17
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Alexander Rossi's NPI number?
- Alexander Rossi's National Provider Identifier (NPI) is 1538029905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Rossi's specialty?
- Alexander Rossi is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Alexander Rossi located?
- Alexander Rossi's practice location on file with NPPES is 1430 Massachusetts Ave, Cambridge, MA 02138-3831.
- What is Alexander Rossi's phone number?
- The practice phone number listed in the NPPES registry for Alexander Rossi is (617) 207-2770.
- Is Alexander Rossi's NPI active?
- Yes — Alexander Rossi's NPI (1538029905) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.