IndividualActive
Mark Stephens
NPI 1871386607 · Behavior Analyst · Roxbury, MA
Mark Stephens is a Behavior Analyst provider in Roxbury, MA (NPI 1871386607).
Provider details
- NPI number
- 1871386607
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
1 yr in NPPES 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
504 Dudley St # 520
Roxbury, MA 02119-2732
Phone: (617) 445-6655
Street-level locationGet directions
Mailing address
15 Holborn St
Dorchester, MA 02121-1330
Registry dates
- Enumerated
- 2025-05-24
- Last updated
- 2025-05-24
- Certified
- 2025-05-24
Frequently asked questions
- What is Mark Stephens's NPI number?
- Mark Stephens's National Provider Identifier (NPI) is 1871386607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Stephens's specialty?
- Mark Stephens is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Mark Stephens located?
- Mark Stephens's practice location on file with NPPES is 504 Dudley St # 520, Roxbury, MA 02119-2732.
- What is Mark Stephens's phone number?
- The practice phone number listed in the NPPES registry for Mark Stephens is (617) 445-6655.
- Is Mark Stephens's NPI active?
- Yes — Mark Stephens's NPI (1871386607) is active in the NPPES registry as of the last update on 2025-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.