Quy Nguyen, DO
NPI 1871885194 · Internal Medicine Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Quy Nguyen, DO is a Internal Medicine Physician provider in Louisville, KY (NPI 1871885194).
Provider details
- NPI number
- 1871885194
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 0102203348 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
624 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 268 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 178 | $117 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 107 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 58 | $174 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 13 | $125 |
Typical Medicare-allowed amounts for these services range $79–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 23 | — |
| Levothyroxine Sodium | 18 | — |
| Pantoprazole Sodium | 17 | 14 |
| Tamsulosin Hcl | 17 | — |
| Atorvastatin Calcium | 15 | 11 |
| Cephalexin | 13 | 12 |
| Prednisone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 3 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 (2)
- 307 Boatner Rd Ste 114Eglin Afb, FL 32542-1302Phone: (850) 883-8600
- 888 Swift BlvdRichland, WA 99352-3514Phone: (509) 942-2648Fax: (509) 942-2812
Registry dates
- Enumerated
- 2011-05-04
- Last updated
- 2020-06-02
- Certified
- 2020-06-02
Frequently asked questions
- What is Quy Nguyen's NPI number?
- Quy Nguyen's National Provider Identifier (NPI) is 1871885194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Quy Nguyen's specialty?
- Quy Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Quy Nguyen located?
- Quy Nguyen's practice location on file with NPPES is 1850 Bluegrass Ave, Louisville, KY 40215-1161.
- What is Quy Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Quy Nguyen is (502) 367-3360.
- Does Quy Nguyen accept Medicare?
- Quy Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Quy Nguyen's NPI active?
- Yes — Quy Nguyen's NPI (1871885194) is active in the NPPES registry as of the last update on 2020-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.