Janette L. Liu, OD and Associates, LLC
NPI 1326461484 · Optometrist · North Andover, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janette L. Liu, OD and Associates, LLC is a Optometrist organization in North Andover, MA (NPI 1326461484).
Provider details
- NPI number
- 1326461484
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Janette Liu, Ceo(978) 690-2020
- License
- 4736 (MA)
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
12 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
- North Andover Eye Care
Registry dates
- Enumerated
- 2014-01-27
- Last updated
- 2026-03-24
- Certified
- 2026-03-24
Frequently asked questions
- What is Janette L. Liu, OD and Associates, LLC's NPI number?
- Janette L. Liu, OD and Associates, LLC's National Provider Identifier (NPI) is 1326461484, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Janette L. Liu, OD and Associates, LLC?
- Janette L. Liu, OD and Associates, LLC is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Janette L. Liu, OD and Associates, LLC located?
- Janette L. Liu, OD and Associates, LLC's practice location on file with NPPES is 89 Main St, North Andover, MA 01845-2426.
- What is Janette L. Liu, OD and Associates, LLC's phone number?
- The practice phone number listed in the NPPES registry for Janette L. Liu, OD and Associates, LLC is (978) 690-2020.
- Does Janette L. Liu, OD and Associates, LLC accept Medicare?
- Janette L. Liu, OD and Associates, LLC 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 Janette L. Liu, OD and Associates, LLC?
- The authorized official listed on Janette L. Liu, OD and Associates, LLC's NPPES record is Janette Liu, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Janette L. Liu, OD and Associates, LLC's NPI active?
- Yes — Janette L. Liu, OD and Associates, LLC's NPI (1326461484) is active in the NPPES registry as of the last update on 2026-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.