IndividualActive
David Mahnken, LCSW
NPI 1255861860 · Clinical Social Worker · Burlington, MA
David Mahnken, LCSW is a Clinical Social Worker provider in Burlington, MA (NPI 1255861860).
Provider details
- NPI number
- 1255861860
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs 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
11a Cypress Drive
Burlington, MA 01803
Phone: (781) 608-9949
Approximate (ZIP-level) locationGet directions
Mailing address
242 Green St
Gardner, MA 01440-1336
Registry dates
- Enumerated
- 2017-06-15
- Last updated
- 2022-06-28
- Certified
- 2022-06-28
Frequently asked questions
- What is David Mahnken's NPI number?
- David Mahnken's National Provider Identifier (NPI) is 1255861860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Mahnken's specialty?
- David Mahnken is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is David Mahnken located?
- David Mahnken's practice location on file with NPPES is 11a Cypress Drive, Burlington, MA 01803.
- What is David Mahnken's phone number?
- The practice phone number listed in the NPPES registry for David Mahnken is (781) 608-9949.
- Is David Mahnken's NPI active?
- Yes — David Mahnken's NPI (1255861860) is active in the NPPES registry as of the last update on 2022-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.