Matthew Chang, M.D.
NPI 1922061969 · Ophthalmology Physician · Colorado Springs, CO
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Chang, M.D. is a Ophthalmology Physician provider in Colorado Springs, CO (NPI 1922061969).
Provider details
- NPI number
- 1922061969
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 43711 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
2,139 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) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 468 | $481 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 343 | $168 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 338 | $48 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 320 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 165 | $92 |
| Removal of Recurring Cataract in Lens Capsule Using a Laser66821 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 1,042 | 749 |
| Ofloxacin | 673 | 523 |
| Ketorolac Tromethamine | 661 | 459 |
| Latanoprost | 163 | 41 |
| Cyclosporinebrand: Restasis | 70 | 30 |
| Timolol Maleate | 45 | 13 |
| Moxifloxacin Hclbrand: Moxifloxacin | 34 | 21 |
| Lifitegrastbrand: Xiidra |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,010 across 23 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
- 2006-04-10
- Last updated
- 2023-04-07
- Certified
- 2023-04-07
Frequently asked questions
- What is Matthew Chang's NPI number?
- Matthew Chang's National Provider Identifier (NPI) is 1922061969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Chang's specialty?
- Matthew Chang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Chang located?
- Matthew Chang's practice location on file with NPPES is 3155 N Union Blvd, Colorado Springs, CO 80907-8703.
- What is Matthew Chang's phone number?
- The practice phone number listed in the NPPES registry for Matthew Chang is (719) 219-1312.
- Does Matthew Chang accept Medicare?
- Matthew Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Chang's NPI active?
- Yes — Matthew Chang's NPI (1922061969) is active in the NPPES registry as of the last update on 2023-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.