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Elisabeth Portnow, LICSW
NPI 1417092685 · Clinical Social Worker · Boston, MA
Elisabeth Portnow, LICSW is a Clinical Social Worker provider in Boston, MA (NPI 1417092685).
Provider details
- NPI number
- 1417092685
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- No
- License
- 1025648 (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
82 Marlborough Street
Boston, MA 02115
Phone: (617) 964-5241
Fax: (617) 730-9335
Street-level locationGet directions
Mailing address
85 Commonwealth Avenue
Chestnut Hill, MA 02467
Registry dates
- Enumerated
- 2007-02-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Elisabeth Portnow's NPI number?
- Elisabeth Portnow's National Provider Identifier (NPI) is 1417092685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elisabeth Portnow's specialty?
- Elisabeth Portnow is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Elisabeth Portnow located?
- Elisabeth Portnow's practice location on file with NPPES is 82 Marlborough Street, Boston, MA 02115.
- What is Elisabeth Portnow's phone number?
- The practice phone number listed in the NPPES registry for Elisabeth Portnow is (617) 964-5241.
- Is Elisabeth Portnow's NPI active?
- Yes — Elisabeth Portnow's NPI (1417092685) 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.