IndividualActive
Mary Duncan
NPI 1427893254 · Clinical Social Worker · Chicago, IL
Mary Duncan is a Clinical Social Worker provider in Chicago, IL (NPI 1427893254).
Provider details
- NPI number
- 1427893254
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 149026965 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
2000 N Racine Ave Ste 3300
Chicago, IL 60614-7008
Phone: (773) 413-9523
Street-level locationGet directions
Mailing address
525 W Deming Pl Apt 526
Chicago, IL 60614-5904
Registry dates
- Enumerated
- 2024-06-25
- Last updated
- 2024-06-25
- Certified
- 2024-06-25
Frequently asked questions
- What is Mary Duncan's NPI number?
- Mary Duncan's National Provider Identifier (NPI) is 1427893254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Duncan's specialty?
- Mary Duncan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Duncan located?
- Mary Duncan's practice location on file with NPPES is 2000 N Racine Ave Ste 3300, Chicago, IL 60614-7008.
- What is Mary Duncan's phone number?
- The practice phone number listed in the NPPES registry for Mary Duncan is (773) 413-9523.
- Is Mary Duncan's NPI active?
- Yes — Mary Duncan's NPI (1427893254) is active in the NPPES registry as of the last update on 2024-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.