JOHN L WALTERS OD
NPI 1689670762
Optometrist in Portland, ME
About John L Walters Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN L WALTERS OD (NPI 1689670762) is an individual optometrist in Portland, Maine, licensed in Maine (OPT817) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Portland, and is a graduate of New England College Of Optometry (1997).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John L Walters Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show John Walters reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 20 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04102 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Walters's NPI number?
The NPI number for John Walters is 1689670762. It was assigned to this individual provider in the NPPES registry on June 23, 2005.
Where is John Walters located?
John Walters practices at 15 Lowell St, Portland, ME 04102. The listed phone number is (207) 774-8277.
What is John Walters's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is John Walters enrolled in Medicare?
Yes. John Walters is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for John Walters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Walters reassigns Medicare benefits to Maine Eye Center, PA (Portland, ME). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Walters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Walters was last updated on October 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# John L Walters, OD · NPI 1689670762
Optometrist provider in Portland, Maine. Individual provider, active in the CMS NPPES registry since June 23, 2005.
## Identity
- **NPI:** 1689670762 (Entity type: Individual)
- **Enumerated:** June 23, 2005
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OPT817 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 15 LOWELL ST, Portland, ME 04102-2748
- **Phone:** (207) 774-8277 · **Fax:** (207) 699-5850
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Maine Eye Center, PA (NPI 1720044878, Portland, ME), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New England College Of Optometry, class of 1997
## Record status
- **NPPES last updated:** October 12, 2023
- **Other identifiers:** Medicaid 253720099 (ME)
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Source: [NPI Profile](https://npiprofile.com/npi/1689670762) · Data from the CMS NPPES public registry.