IndividualActive
Tamara Duncan
NPI 1891831798 · Specialist · Freeport, IL
Tamara Duncan is a Specialist provider in Freeport, IL (NPI 1891831798).
Provider details
- NPI number
- 1891831798
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
421 W Exchange St
Freeport, IL 61032-4030
Phone: (815) 599-7300
Street-level locationGet directions
Mailing address
Po Box 813
Freeport, IL 61032-0813
Registry dates
- Enumerated
- 2007-01-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Tamara Duncan's NPI number?
- Tamara Duncan's National Provider Identifier (NPI) is 1891831798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamara Duncan's specialty?
- Tamara Duncan is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Tamara Duncan located?
- Tamara Duncan's practice location on file with NPPES is 421 W Exchange St, Freeport, IL 61032-4030.
- What is Tamara Duncan's phone number?
- The practice phone number listed in the NPPES registry for Tamara Duncan is (815) 599-7300.
- Is Tamara Duncan's NPI active?
- Yes — Tamara Duncan's NPI (1891831798) 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.