Joseph Izzo, M.S.W.
NPI 1720029416 · Clinical Social Worker · Washington, DC
Joseph Izzo, M.S.W. is a Clinical Social Worker provider in Washington, DC (NPI 1720029416).
Provider details
- NPI number
- 1720029416
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.S.W.
- Sex
- Male
- Sole proprietor
- No
- License
- LC302418 (DC)
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
20 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
- 2006-06-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joseph Izzo's NPI number?
- Joseph Izzo's National Provider Identifier (NPI) is 1720029416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Izzo's specialty?
- Joseph Izzo is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Joseph Izzo located?
- Joseph Izzo's practice location on file with NPPES is 1701 14th St Nw, Washington, DC 20009-4308.
- What is Joseph Izzo's phone number?
- The practice phone number listed in the NPPES registry for Joseph Izzo is (202) 939-7631.
- Is Joseph Izzo's NPI active?
- Yes — Joseph Izzo's NPI (1720029416) 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.