Kirsten Winter, OD
NPI 1629710942 · Optometrist · Kittery, ME
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kirsten Winter, OD is a Optometrist provider in Kittery, ME (NPI 1629710942).
Provider details
- NPI number
- 1629710942
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- OPT1103 (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
4 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
358 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 101 | $105 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $85 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 41 | $157 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 | $171 |
| Imaging of Retina92134 | 23 | $35 |
| Exam of Visual Field With Extended Testing92083 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Erythromycin Basebrand: Erythromycin | 69 | 63 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 40 | 38 |
| Prednisolone Acetate | 39 | 32 |
| Moxifloxacin Hclbrand: Moxifloxacin | 38 | 31 |
| Brimonidine Tartrate | 34 | 18 |
| Latanoprost | 29 | 15 |
| Valacyclovir Hclbrand: Valacyclovir | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 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
- 2022-04-07
- Last updated
- 2025-09-04
- Certified
- 2025-09-04
Frequently asked questions
- What is Kirsten Winter's NPI number?
- Kirsten Winter's National Provider Identifier (NPI) is 1629710942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kirsten Winter's specialty?
- Kirsten Winter is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Kirsten Winter located?
- Kirsten Winter's practice location on file with NPPES is 99 US Route 1 Byp, Kittery, ME 03904-1559.
- What is Kirsten Winter's phone number?
- The practice phone number listed in the NPPES registry for Kirsten Winter is (207) 439-0410.
- Does Kirsten Winter accept Medicare?
- Kirsten Winter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kirsten Winter's NPI active?
- Yes — Kirsten Winter's NPI (1629710942) is active in the NPPES registry as of the last update on 2025-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.