Troy Duncan Psychological Services PLLC
NPI 1801167440 · Clinical Psychologist · Plymouth, MN
Troy Duncan Psychological Services PLLC is a Clinical Psychologist organization in Plymouth, MN (NPI 1801167440).
Provider details
- NPI number
- 1801167440
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Helen Troy-Duncan, Owner/Psychologist(612) 644-0046
- License
- LP 5439 (MN)
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
14 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
- 2012-01-12
- Last updated
- 2012-01-12
Frequently asked questions
- What is Troy Duncan Psychological Services PLLC's NPI number?
- Troy Duncan Psychological Services PLLC's National Provider Identifier (NPI) is 1801167440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Troy Duncan Psychological Services PLLC?
- Troy Duncan Psychological Services PLLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Troy Duncan Psychological Services PLLC located?
- Troy Duncan Psychological Services PLLC's practice location on file with NPPES is 1025 Evergreen Ln N, Plymouth, MN 55441-4869.
- What is Troy Duncan Psychological Services PLLC's phone number?
- The practice phone number listed in the NPPES registry for Troy Duncan Psychological Services PLLC is (612) 644-0046.
- Who is the authorized official for Troy Duncan Psychological Services PLLC?
- The authorized official listed on Troy Duncan Psychological Services PLLC's NPPES record is Helen Troy-Duncan, Owner/Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Troy Duncan Psychological Services PLLC's NPI active?
- Yes — Troy Duncan Psychological Services PLLC's NPI (1801167440) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.