Jolillian Zwerdling
NPI 1992570170 · Clinical Social Worker · Washington, DC
Jolillian Zwerdling is a Clinical Social Worker provider in Washington, DC (NPI 1992570170).
Provider details
- NPI number
- 1992570170
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 093098-01 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
2 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
- 2023-11-17
- Last updated
- 2023-11-17
- Certified
- 2023-11-17
Frequently asked questions
- What is Jolillian Zwerdling's NPI number?
- Jolillian Zwerdling's National Provider Identifier (NPI) is 1992570170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jolillian Zwerdling's specialty?
- Jolillian Zwerdling is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jolillian Zwerdling located?
- Jolillian Zwerdling's practice location on file with NPPES is 5039 Connecticut Ave Nw Ste 5, Washington, DC 20008-2056.
- What is Jolillian Zwerdling's phone number?
- The practice phone number listed in the NPPES registry for Jolillian Zwerdling is (202) 237-1196.
- Is Jolillian Zwerdling's NPI active?
- Yes — Jolillian Zwerdling's NPI (1992570170) is active in the NPPES registry as of the last update on 2023-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.