Dan Phuong Nguyen, O.D
NPI 1245692722 · Optometrist · Dorchester, MA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dan Phuong Nguyen, O.D is a Optometrist provider in Dorchester, MA (NPI 1245692722).
Provider details
- NPI number
- 1245692722
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D
- Sex
- Female
- Sole proprietor
- No
- License
- OPT5137 (MA)
Specialties & taxonomies
Eye and Vision Services Providers
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
13 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 Complete Exam of Visual System92014 | 13 | $79 |
Typical Medicare-allowed amounts for these services range $79–$79 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 335 | 123 |
| Cyclosporinebrand: Restasis | 272 | 76 |
| Cyclosporine | 163 | 41 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 114 | 43 |
| Prednisolone Acetate | 113 | 88 |
| Ofloxacin | 97 | 78 |
| Ketorolac Tromethamine | 95 | 76 |
| Bimatoprost |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$631 across 25 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)
- 637 Washington StDorchester, MA 02124-3510Phone: (617) 825-9660Fax: (617) 288-7898
Registry dates
- Enumerated
- 2016-03-24
- Last updated
- 2023-12-11
- Certified
- 2023-12-11
Frequently asked questions
- What is Dan Phuong Nguyen's NPI number?
- Dan Phuong Nguyen's National Provider Identifier (NPI) is 1245692722, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dan Phuong Nguyen's specialty?
- Dan Phuong Nguyen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Dan Phuong Nguyen located?
- Dan Phuong Nguyen's practice location on file with NPPES is 2110 Dorchester Ave, Dorchester, MA 02124-5628.
- What is Dan Phuong Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Dan Phuong Nguyen is (617) 296-1828.
- Does Dan Phuong Nguyen accept Medicare?
- Dan Phuong Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dan Phuong Nguyen's NPI active?
- Yes — Dan Phuong Nguyen's NPI (1245692722) is active in the NPPES registry as of the last update on 2023-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.