Stephen Kirwan, O.D.
NPI 1841381860 · Optometrist · Wolfeboro, NH
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kirwan, O.D. is a Optometrist provider in Wolfeboro, NH (NPI 1841381860).
Provider details
- NPI number
- 1841381860
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0686 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,918 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 777 | $127 |
| Photography of the Retina92250 | 615 | $37 |
| Exam of the Internal Drainage System of Eye92020 | 130 | $27 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 78 | $81 |
| Imaging of Optic Nerve92133 | 70 | $35 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $116 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 146 | 41 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 47 | 14 |
| Timolol Maleate | 44 | 13 |
| Brimonidine Tartrate | 31 | — |
| Bimatoprostbrand: Lumigan | 26 | — |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 26 | 25 |
| Prednisolone Acetate | 17 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2023-03-14
- Certified
- 2023-03-14
Frequently asked questions
- What is Stephen Kirwan's NPI number?
- Stephen Kirwan's National Provider Identifier (NPI) is 1841381860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kirwan's specialty?
- Stephen Kirwan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Stephen Kirwan located?
- Stephen Kirwan's practice location on file with NPPES is 36 Center St # 5, Wolfeboro, NH 03894-4324.
- What is Stephen Kirwan's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kirwan is (603) 569-8500.
- Does Stephen Kirwan accept Medicare?
- Stephen Kirwan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kirwan's NPI active?
- Yes — Stephen Kirwan's NPI (1841381860) is active in the NPPES registry as of the last update on 2023-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.