Masako Chen, MD
NPI 1316309867 · Ophthalmology Physician · Miami, FL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Masako Chen, MD is a Ophthalmology Physician provider in Miami, FL (NPI 1316309867).
Provider details
- NPI number
- 1316309867
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ME145172 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
10 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
1,345 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 212 | $141 |
| 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 | 172 | $18 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 117 | $590 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 110 | $101 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 94 | $196 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 499 | 234 |
| Ketorolac Tromethamine | 301 | 170 |
| Polymyxin B Sulf/Trimethoprimbrand: Polymyxin B Sul-Trimethoprim | 287 | 188 |
| Cyclosporinebrand: Restasis | 143 | 43 |
| Moxifloxacin Hclbrand: Moxifloxacin | 95 | 42 |
| Cyclosporinebrand: Restasis Multidose | 70 | 23 |
| Latanoprost | 58 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$227 across 8 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
- 2016-03-23
- Last updated
- 2023-03-21
- Certified
- 2023-03-21
Frequently asked questions
- What is Masako Chen's NPI number?
- Masako Chen's National Provider Identifier (NPI) is 1316309867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Masako Chen's specialty?
- Masako Chen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Masako Chen located?
- Masako Chen's practice location on file with NPPES is 900 Nw 17th St, Miami, FL 33136-1119.
- What is Masako Chen's phone number?
- The practice phone number listed in the NPPES registry for Masako Chen is (305) 243-2020.
- Does Masako Chen accept Medicare?
- Masako Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Masako Chen's NPI active?
- Yes — Masako Chen's NPI (1316309867) is active in the NPPES registry as of the last update on 2023-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.