Brian Chan-Kai, M.D.
NPI 1578690566 · Retina Specialist (Ophthalmology) Physician · Portland, OR
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Chan-Kai, M.D. is a Retina Specialist (Ophthalmology) Physician provider in Portland, OR (NPI 1578690566).
Provider details
- NPI number
- 1578690566
- Entity type
- Individual
- Primary specialty
- Retina Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD27367 (OR)
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
5,047 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) |
|---|---|---|
| Imaging of Retina92134 | 1,535 | $43 |
| Injection of Drug Into Eye67028 | 904 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 825 | $96 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99426 | 466 | $66 |
| 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 | 458 | $17 |
| Compounded Drug, Not Otherwise Classified |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 104 | 75 |
| Moxifloxacin Hclbrand: Moxifloxacin | 46 | 38 |
| Diclofenac Sodium | 20 | — |
| Latanoprost | 19 | 11 |
| Ketorolac Tromethamine | 18 | 12 |
| Timolol Maleate | 16 | — |
| Eplerenone | 15 | — |
| Brimonidine Tartrate | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39,540 across 41 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
- 2007-02-27
- Last updated
- 2021-02-20
- Certified
- 2021-02-20
Frequently asked questions
- What is Brian Chan-Kai's NPI number?
- Brian Chan-Kai's National Provider Identifier (NPI) is 1578690566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Chan-Kai's specialty?
- Brian Chan-Kai is listed in the NPPES registry with a primary specialty of Retina Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Chan-Kai located?
- Brian Chan-Kai's practice location on file with NPPES is 10819 Se Stark St, Portland, OR 97216-3161.
- What is Brian Chan-Kai's phone number?
- The practice phone number listed in the NPPES registry for Brian Chan-Kai is (503) 255-2291.
- Does Brian Chan-Kai accept Medicare?
- Brian Chan-Kai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Chan-Kai's NPI active?
- Yes — Brian Chan-Kai's NPI (1578690566) is active in the NPPES registry as of the last update on 2021-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.