Bryant Lum, M.D.
NPI 1104860691 · Ophthalmology Physician · Ventura, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bryant Lum, M.D. is a Ophthalmology Physician provider in Ventura, CA (NPI 1104860691).
Provider details
- NPI number
- 1104860691
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A45040 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
10,012 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) |
|---|---|---|
| Photography of the Retina92250 | 1,683 | $38 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,461 | $92 |
| Exam of Visual Field With Extended Testing92083 | 718 | $66 |
| Imaging of Optic Nerve92133 | 667 | $34 |
| Established Patient Complete Exam of Visual System92014 | 611 | $131 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 594 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 399 | 92 |
| Bimatoprostbrand: Lumigan | 323 | 73 |
| Timolol Maleate | 217 | 62 |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 196 | 52 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 162 | 41 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 137 | 44 |
| Cyclosporinebrand: Restasis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,029 across 32 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
- 2006-06-15
- Last updated
- 2010-12-22
Frequently asked questions
- What is Bryant Lum's NPI number?
- Bryant Lum's National Provider Identifier (NPI) is 1104860691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bryant Lum's specialty?
- Bryant Lum is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Bryant Lum located?
- Bryant Lum's practice location on file with NPPES is 3088 Telegraph Rd, Ventura, CA 93003-3234.
- What is Bryant Lum's phone number?
- The practice phone number listed in the NPPES registry for Bryant Lum is (805) 648-6891.
- Does Bryant Lum accept Medicare?
- Bryant Lum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bryant Lum's NPI active?
- Yes — Bryant Lum's NPI (1104860691) is active in the NPPES registry as of the last update on 2010-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.