Brian Vahjen, M.D.
NPI 1649398579 · Ophthalmology Physician · Greenwood, SC
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Vahjen, M.D. is a Ophthalmology Physician provider in Greenwood, SC (NPI 1649398579).
Provider details
- NPI number
- 1649398579
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- LL 29061 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
3,564 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 | 1,342 | $119 |
| Established Patient Problem Focused Exam of Visual System92012 | 531 | $84 |
| Imaging of Retina92134 | 407 | $38 |
| Imaging of Optic Nerve92133 | 265 | $34 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 241 | $410 |
| Photography of the Retina92250 | 209 | $35 |
| Measurement of Corneal Curvature and Depth of Eye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 855 | 272 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 199 | 53 |
| Brimonidine Tartrate | 141 | 52 |
| Timolol Maleate | 135 | 48 |
| Prednisolone Acetate | 113 | 88 |
| Bimatoprostbrand: Lumigan | 77 | 25 |
| Erythromycin Basebrand: Erythromycin | 57 | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$832 across 28 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
Registry dates
- Enumerated
- 2007-03-27
- Last updated
- 2013-01-28
Frequently asked questions
- What is Brian Vahjen's NPI number?
- Brian Vahjen's National Provider Identifier (NPI) is 1649398579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Vahjen's specialty?
- Brian Vahjen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Vahjen located?
- Brian Vahjen's practice location on file with NPPES is 665 West Alexander Road, Greenwood, SC 29646.
- What is Brian Vahjen's phone number?
- The practice phone number listed in the NPPES registry for Brian Vahjen is (803) 434-7920.
- Does Brian Vahjen accept Medicare?
- Brian Vahjen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Vahjen's NPI active?
- Yes — Brian Vahjen's NPI (1649398579) is active in the NPPES registry as of the last update on 2013-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.