John Wier, FNP
NPI 1851776710 · Family Nurse Practitioner · Oak Ridge, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Wier, FNP is a Family Nurse Practitioner provider in Oak Ridge, TN (NPI 1851776710).
Provider details
- NPI number
- 1851776710
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 160633 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 900 E Hill Ave Ste 205Knoxville, TN 37915-2563Phone: (865) 415-2620
Registry dates
- Enumerated
- 2015-07-21
- Last updated
- 2026-04-30
- Certified
- 2026-04-30
Frequently asked questions
- What is John Wier's NPI number?
- John Wier's National Provider Identifier (NPI) is 1851776710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Wier's specialty?
- John Wier is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Wier located?
- John Wier's practice location on file with NPPES is 800 Oak Ridge Tpke Ste A500, Oak Ridge, TN 37830-6950.
- What is John Wier's phone number?
- The practice phone number listed in the NPPES registry for John Wier is (865) 481-5001.
- Does John Wier accept Medicare?
- John Wier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Wier's NPI active?
- Yes — John Wier's NPI (1851776710) is active in the NPPES registry as of the last update on 2026-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.