Anne M. Pfeffer O.D., PLLC
NPI 1689904682 · Optometrist · Sparta, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne M. Pfeffer O.D., PLLC is a Optometrist organization in Sparta, MI (NPI 1689904682).
Provider details
- NPI number
- 1689904682
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Anne Einig, Doctor/Owner(616) 887-2020
- License
- 4901004322 (MI)
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
16 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
- Northwest Optometry
- Doing business as
- Northwest Optometry
Registry dates
- Enumerated
- 2010-01-13
- Last updated
- 2022-03-25
- Certified
- 2022-03-25
Frequently asked questions
- What is Anne M. Pfeffer O.D., PLLC's NPI number?
- Anne M. Pfeffer O.D., PLLC's National Provider Identifier (NPI) is 1689904682, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Anne M. Pfeffer O.D., PLLC?
- Anne M. Pfeffer O.D., PLLC is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Anne M. Pfeffer O.D., PLLC located?
- Anne M. Pfeffer O.D., PLLC's practice location on file with NPPES is 343 S. Union St, Sparta, MI 49345-1531.
- What is Anne M. Pfeffer O.D., PLLC's phone number?
- The practice phone number listed in the NPPES registry for Anne M. Pfeffer O.D., PLLC is (616) 887-2020.
- Does Anne M. Pfeffer O.D., PLLC accept Medicare?
- Anne M. Pfeffer 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 Anne M. Pfeffer O.D., PLLC?
- The authorized official listed on Anne M. Pfeffer O.D., PLLC's NPPES record is Anne Einig, Doctor/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Anne M. Pfeffer O.D., PLLC's NPI active?
- Yes — Anne M. Pfeffer O.D., PLLC's NPI (1689904682) is active in the NPPES registry as of the last update on 2022-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.