Mary Chin, O.D
NPI 1902866056 · Optometrist · Brooklyn, NY
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Chin, O.D is a Optometrist provider in Brooklyn, NY (NPI 1902866056).
Provider details
- NPI number
- 1902866056
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D
- Sex
- Female
- Sole proprietor
- No
- License
- TUV006923 (NY)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
26 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Problem Focused Exam of Visual System92012 | 14 | $55 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 12 | $73 |
Typical Medicare-allowed amounts for these services range $55–$73 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 248 | 52 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 49 | 15 |
| Timolol Maleate | 44 | 11 |
| Brimonidine Tartrate | 38 | 13 |
| Brimonidine Tartrate/Timololbrand: Combigan | 20 | — |
| Dorzolamide Hcl | 17 | — |
| Prednisolone Acetate | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-24
- Last updated
- 2012-07-10
Frequently asked questions
- What is Mary Chin's NPI number?
- Mary Chin's National Provider Identifier (NPI) is 1902866056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Chin's specialty?
- Mary Chin is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mary Chin located?
- Mary Chin's practice location on file with NPPES is 2601 Ocean Pkwy, Brooklyn, NY 11235-7745.
- What is Mary Chin's phone number?
- The practice phone number listed in the NPPES registry for Mary Chin is (718) 616-3703.
- Does Mary Chin accept Medicare?
- Mary Chin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Chin's NPI active?
- Yes — Mary Chin's NPI (1902866056) is active in the NPPES registry as of the last update on 2012-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.