Raymond Chan, M.D.
NPI 1730298373 · Ophthalmology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raymond Chan, M.D. is a Ophthalmology Physician provider in San Diego, CA (NPI 1730298373).
Provider details
- NPI number
- 1730298373
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G44249 (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
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
313 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) |
|---|---|---|
| Multiple Measurements of Eye Fluid Pressure Over an Extended Time Period92100 | 168 | $96 |
| Removal of Growth of Cornea65400 | 48 | $751 |
| Removal Or Relocation of Corneal Conjunctiva65420 | 36 | $597 |
| Destruction of Growth of Retina Using a Laser67210 | 24 | $552 |
| Removal of Growth of Eyelid67840 | 20 | $311 |
| Exam of the Internal Drainage System of Eye92020 | 17 | $30 |
Typical Medicare-allowed amounts for these services range $30–$751 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprostene Bunodbrand: Vyzulta | 240 | 47 |
| Cyclosporinebrand: Cequa | 131 | 45 |
| Bromfenac Sodiumbrand: Prolensa | 124 | 35 |
| Perfluorohexyloctane/Pfbrand: Miebo | 60 | 25 |
| Brinzolamide | 34 | — |
| Bepotastine Besilate | 29 | 11 |
| Timolol Maleate | 27 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,905 across 33 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
- 2006-08-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Raymond Chan's NPI number?
- Raymond Chan's National Provider Identifier (NPI) is 1730298373, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raymond Chan's specialty?
- Raymond Chan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Raymond Chan located?
- Raymond Chan's practice location on file with NPPES is 4619 Convoy St, San Diego, CA 92111-2318.
- What is Raymond Chan's phone number?
- The practice phone number listed in the NPPES registry for Raymond Chan is (858) 627-9988.
- Does Raymond Chan accept Medicare?
- Raymond Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raymond Chan's NPI active?
- Yes — Raymond Chan's NPI (1730298373) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.