Dzung Nguyen, OD
NPI 1205826708 · Optometrist · Oak Lawn, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dzung Nguyen, OD is a Optometrist provider in Oak Lawn, IL (NPI 1205826708).
Provider details
- NPI number
- 1205826708
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 046009744 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Allopathic & Osteopathic Physicians
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
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,347 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 | 925 | $132 |
| Photography of the Retina92250 | 600 | $37 |
| Exam of Visual Field With Extended Testing92083 | 234 | $64 |
| Imaging of Optic Nerve92133 | 157 | $34 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 131 | $94 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 106 | $175 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 699 | 186 |
| Timolol Maleate | 198 | 52 |
| Brimonidine Tartrate | 181 | 59 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 166 | 50 |
| Brimonidine Tartratebrand: Alphagan P | 73 | 17 |
| Bimatoprostbrand: Lumigan | 73 | 17 |
| Prednisolone Acetate | 69 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$866 across 35 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 (4)
- 68 W Dundee RdBuffalo Grove, IL 60089-3758Phone: (847) 541-3334Fax: (847) 541-8442
- 4459 N Kedzie AveChicago, IL 60625-4785Phone: (773) 866-2020Fax: (773) 866-2022
- 17w682 Butterfield Rd Ste 101Oakbrook Terrace, IL 60181-4029Phone: (708) 636-9393Fax: (708) 636-2022
- 14494 John Humphrey DrOrland Park, IL 60462-2638Phone: (708) 226-9393Fax: (708) 403-5751
Registry dates
- Enumerated
- 2005-10-26
- Last updated
- 2026-01-05
- Certified
- 2026-01-05
Frequently asked questions
- What is Dzung Nguyen's NPI number?
- Dzung Nguyen's National Provider Identifier (NPI) is 1205826708, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dzung Nguyen's specialty?
- Dzung Nguyen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Dzung Nguyen located?
- Dzung Nguyen's practice location on file with NPPES is 6201 W 95th St, Oak Lawn, IL 60453-3888.
- What is Dzung Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Dzung Nguyen is (708) 636-9393.
- Does Dzung Nguyen accept Medicare?
- Dzung Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dzung Nguyen's NPI active?
- Yes — Dzung Nguyen's NPI (1205826708) is active in the NPPES registry as of the last update on 2026-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.