Mac2, PLLC
NPI 1457522237 · Durable Medical Equipment & Medical Supplies · Kingsport, TN
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1457522237
- Entity type
- Organization
- Primary specialty
- Durable Medical Equipment & Medical SuppliesSuppliers
- Organization subpart
- No
- Authorized official
- William Mcmillin, Optometrist(423) 239-5491
- License
- 621039107 (TN)
Specialties & taxonomies
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Other names (DBA / former)
- Doing business as
- Mcmillin Eyecare
- Former legal business name
- William C. Mcmillin, OD
Registry dates
- Enumerated
- 2008-03-19
- Last updated
- 2018-06-16
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.