Mary N. Chase, O.D., PLLC
NPI 1891390605 · Optometrist · Oliver Springs, TN
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary N. Chase, O.D., PLLC is a Optometrist organization in Oliver Springs, TN (NPI 1891390605).
Provider details
- NPI number
- 1891390605
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Mary Chase, Optometrist/Owner(865) 435-1513
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- Fox Chase Optometry
- Doing business as
- Fox Chase Optometry
Registry dates
- Enumerated
- 2020-12-01
- Last updated
- 2023-12-20
- Certified
- 2023-12-20
Frequently asked questions
- What is Mary N. Chase, O.D., PLLC's NPI number?
- Mary N. Chase, O.D., PLLC's National Provider Identifier (NPI) is 1891390605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mary N. Chase, O.D., PLLC?
- Mary N. Chase, O.D., PLLC is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Mary N. Chase, O.D., PLLC located?
- Mary N. Chase, O.D., PLLC's practice location on file with NPPES is 1042 E Tri County Blvd, Oliver Springs, TN 37840-6205.
- What is Mary N. Chase, O.D., PLLC's phone number?
- The practice phone number listed in the NPPES registry for Mary N. Chase, O.D., PLLC is (865) 435-1513.
- Does Mary N. Chase, O.D., PLLC accept Medicare?
- Mary N. Chase, O.D., PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mary N. Chase, O.D., PLLC?
- The authorized official listed on Mary N. Chase, O.D., PLLC's NPPES record is Mary Chase, Optometrist/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mary N. Chase, O.D., PLLC's NPI active?
- Yes — Mary N. Chase, O.D., PLLC's NPI (1891390605) is active in the NPPES registry as of the last update on 2023-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.