Jennifer Underdown, LICSW
NPI 1730224726 · Clinical Social Worker · Greenfield, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Underdown, LICSW is a Clinical Social Worker provider in Greenfield, MA (NPI 1730224726).
Provider details
- NPI number
- 1730224726
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 114136 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-02-20
- Last updated
- 2011-08-19
Frequently asked questions
- What is Jennifer Underdown's NPI number?
- Jennifer Underdown's National Provider Identifier (NPI) is 1730224726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Underdown's specialty?
- Jennifer Underdown is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jennifer Underdown located?
- Jennifer Underdown's practice location on file with NPPES is 10 Fiske Ave, Greenfield, MA 01301-3276.
- What is Jennifer Underdown's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Underdown is (413) 210-4359.
- Does Jennifer Underdown accept Medicare?
- Jennifer Underdown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Underdown's NPI active?
- Yes — Jennifer Underdown's NPI (1730224726) is active in the NPPES registry as of the last update on 2011-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.