IndividualActive
Mary Duncan, BA
NPI 1538477872 · Mental Health Counselor · Denver, CO
Mary Duncan, BA is a Mental Health Counselor provider in Denver, CO (NPI 1538477872).
Provider details
- NPI number
- 1538477872
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- BA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
83% 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
456 Bannock St
Denver, CO 80204-5126
Phone: (303) 504-1717
Street-level locationGet directions
Mailing address
2903 E Evans Ave
Denver, CO 80210-4879
Registry dates
- Enumerated
- 2010-09-21
- Last updated
- 2010-09-21
Frequently asked questions
- What is Mary Duncan's NPI number?
- Mary Duncan's National Provider Identifier (NPI) is 1538477872, 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 Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Duncan located?
- Mary Duncan's practice location on file with NPPES is 456 Bannock St, Denver, CO 80204-5126.
- What is Mary Duncan's phone number?
- The practice phone number listed in the NPPES registry for Mary Duncan is (303) 504-1717.
- Is Mary Duncan's NPI active?
- Yes — Mary Duncan's NPI (1538477872) is active in the NPPES registry as of the last update on 2010-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.