Vincent Gassen, O.D.
NPI 1356340863 · Optometrist · Henderson, NV
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vincent Gassen, O.D. is a Optometrist provider in Henderson, NV (NPI 1356340863).
Provider details
- NPI number
- 1356340863
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 364 (NV)
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
999 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 | 365 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 129 | $88 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 90 | $124 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 89 | $55 |
| Imaging of Optic Nerve92133 | 86 | $34 |
| New Patient Complete Exam of Visual System92004 | 82 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,115 | 288 |
| Brimonidine Tartrate | 384 | 86 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 367 | 101 |
| Timolol Maleate | 298 | 65 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 153 | 113 |
| Prednisolone Acetate | 152 | 98 |
| Erythromycin Basebrand: Erythromycin | 106 | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$103 across 4 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 (2)
- 6850 N Durango Dr Ste 404Las Vegas, NV 89149-4598Phone: (702) 896-6043Fax: (702) 896-9591
- 3640 Nevada State Rd. 160Pahrump, NV 89048Phone: (702) 896-6043Fax: (702) 896-9591
Registry dates
- Enumerated
- 2005-07-18
- Last updated
- 2024-01-03
- Certified
- 2024-01-03
Frequently asked questions
- What is Vincent Gassen's NPI number?
- Vincent Gassen's National Provider Identifier (NPI) is 1356340863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vincent Gassen's specialty?
- Vincent Gassen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Vincent Gassen located?
- Vincent Gassen's practice location on file with NPPES is 1505 Wigwam Pkwy Ste 100, Henderson, NV 89074-8195.
- What is Vincent Gassen's phone number?
- The practice phone number listed in the NPPES registry for Vincent Gassen is (702) 896-6043.
- Does Vincent Gassen accept Medicare?
- Vincent Gassen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vincent Gassen's NPI active?
- Yes — Vincent Gassen's NPI (1356340863) is active in the NPPES registry as of the last update on 2024-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.