Michelle Diaz, O.D.
NPI 1699778621 · Optometrist · Kittery, ME
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Diaz, O.D. is a Optometrist provider in Kittery, ME (NPI 1699778621).
Provider details
- NPI number
- 1699778621
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0594 (NH)
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
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
692 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 | 269 | $129 |
| Established Patient Problem Focused Exam of Visual System92012 | 93 | $92 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 93 | $58 |
| Imaging of Retina92134 | 76 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $94 |
| Imaging of Optic Nerve92133 | 38 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 50 | 19 |
| Timolol Maleate | 29 | 11 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 16 | 16 |
| Prednisolone Acetate | 14 | — |
| Loteprednol Etabonate | 13 | 12 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 11 | — |
| Cyclosporinebrand: Restasis | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$107 across 1 record (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
Registry dates
- Enumerated
- 2005-05-23
- Last updated
- 2018-06-04
Frequently asked questions
- What is Michelle Diaz's NPI number?
- Michelle Diaz's National Provider Identifier (NPI) is 1699778621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Diaz's specialty?
- Michelle Diaz is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Michelle Diaz located?
- Michelle Diaz's practice location on file with NPPES is 99 US Route 1 Byp, Kittery, ME 03904.
- What is Michelle Diaz's phone number?
- The practice phone number listed in the NPPES registry for Michelle Diaz is (207) 439-0410.
- Does Michelle Diaz accept Medicare?
- Michelle Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Diaz's NPI active?
- Yes — Michelle Diaz's NPI (1699778621) is active in the NPPES registry as of the last update on 2018-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.