John Duncan, PHARM.D.
NPI 1619014032 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Knoxville, TN
John Duncan, PHARM.D. is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Knoxville, TN (NPI 1619014032).
Provider details
- NPI number
- 1619014032
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARM.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10078 (TN)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
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
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
- 2007-02-01
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is John Duncan's NPI number?
- John Duncan's National Provider Identifier (NPI) is 1619014032, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Duncan's specialty?
- John Duncan is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is John Duncan located?
- John Duncan's practice location on file with NPPES is 4918 Kingston Pike, Knoxville, TN 37919-5111.
- What is John Duncan's phone number?
- The practice phone number listed in the NPPES registry for John Duncan is (865) 588-8013.
- Is John Duncan's NPI active?
- Yes — John Duncan's NPI (1619014032) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.