Ingrid Chang, MD
NPI 1457619264 · Ophthalmology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ingrid Chang, MD is a Ophthalmology Physician provider in Seattle, WA (NPI 1457619264).
Provider details
- NPI number
- 1457619264
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- ML60293421 (WA)
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 tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
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 |
|---|---|---|
| Latanoprost | 525 | 163 |
| Timolol Maleate | 262 | 81 |
| Prednisolone Acetate | 214 | 145 |
| Brimonidine Tartrate | 207 | 61 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 176 | 57 |
| Dorzolamide Hcl | 117 | 35 |
| Diclofenac Sodium | 28 | 21 |
| Netarsudil Mesylatebrand: Rhopressa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$151 across 2 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 (1)
- 10 Koret Way, Box 0730Ucsf Department of OphthalmologySan Francisco, CA 94143Phone: (415) 514-3398Fax: (415) 476-0336
Registry dates
- Enumerated
- 2012-04-30
- Last updated
- 2021-03-31
- Certified
- 2021-03-31
Frequently asked questions
- What is Ingrid Chang's NPI number?
- Ingrid Chang's National Provider Identifier (NPI) is 1457619264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ingrid Chang's specialty?
- Ingrid Chang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ingrid Chang located?
- Ingrid Chang's practice location on file with NPPES is 310 15th Ave E, Seattle, WA 98112-5103.
- What is Ingrid Chang's phone number?
- The practice phone number listed in the NPPES registry for Ingrid Chang is (206) 326-3000.
- Does Ingrid Chang accept Medicare?
- Ingrid Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ingrid Chang's NPI active?
- Yes — Ingrid Chang's NPI (1457619264) is active in the NPPES registry as of the last update on 2021-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.