John Walters, OD
NPI 1689670762 · Optometrist · Portland, ME
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Walters, OD is a Optometrist provider in Portland, ME (NPI 1689670762).
Provider details
- NPI number
- 1689670762
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- OPT817 (ME)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,951 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 820 | $130 |
| Established Patient Problem Focused Exam of Visual System92012 | 260 | $92 |
| Imaging of Optic Nerve92133 | 245 | $37 |
| Imaging of Retina92134 | 230 | $41 |
| Exam of Visual Field With Extended Testing92083 | 164 | $66 |
| Photography of the Retina92250 | 95 | $38 |
| New Patient Complete Exam of Visual System92004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 158 | 65 |
| Timolol Maleate | 35 | 11 |
| Fluorometholone | 29 | 13 |
| Lifitegrastbrand: Xiidra | 18 | — |
| Cyclosporinebrand: Restasis | 17 | 12 |
| Loteprednol Etabonate | 15 | — |
| Doxycycline Hyclate | 14 | — |
| Cyclosporine | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$164 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 161 Marginal WayPortland, ME 04101-2438Phone: (207) 774-8277
Registry dates
- Enumerated
- 2005-06-23
- Last updated
- 2023-10-12
- Certified
- 2023-10-12
Frequently asked questions
- What is John Walters's NPI number?
- John Walters's National Provider Identifier (NPI) is 1689670762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Walters's specialty?
- John Walters is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is John Walters located?
- John Walters's practice location on file with NPPES is 15 Lowell St, Portland, ME 04102-2748.
- What is John Walters's phone number?
- The practice phone number listed in the NPPES registry for John Walters is (207) 774-8277.
- Does John Walters accept Medicare?
- John Walters is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Walters's NPI active?
- Yes — John Walters's NPI (1689670762) is active in the NPPES registry as of the last update on 2023-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.