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Mark Greenblatt, LICSW
NPI 1215082508 · Clinical Social Worker · Salem, MA
Mark Greenblatt, LICSW is a Clinical Social Worker provider in Salem, MA (NPI 1215082508).
Provider details
- NPI number
- 1215082508
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 106407 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
70 Washington St
Suite 316
Salem, MA 01970-3518
Phone: (978) 744-8428
Fax: (978) 336-8450
Street-level locationGet directions
Mailing address
22 Forrester St
Salem, MA 01970-4002
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Greenblatt's NPI number?
- Mark Greenblatt's National Provider Identifier (NPI) is 1215082508, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Greenblatt's specialty?
- Mark Greenblatt is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Greenblatt located?
- Mark Greenblatt's practice location on file with NPPES is 70 Washington St, Salem, MA 01970-3518.
- What is Mark Greenblatt's phone number?
- The practice phone number listed in the NPPES registry for Mark Greenblatt is (978) 744-8428.
- Is Mark Greenblatt's NPI active?
- Yes — Mark Greenblatt's NPI (1215082508) 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.