Andrew Nguyen, MD
NPI 1821147224 · Urology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Nguyen, MD is a Urology Physician provider in Los Angeles, CA (NPI 1821147224).
Provider details
- NPI number
- 1821147224
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G78937 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
6,500 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) |
|---|---|---|
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 1,069 | $4 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 951 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 569 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 545 | $139 |
| Electronic Assessment of Bladder Emptying51741 | 535 | $14 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 680 | 187 |
| Finasteride | 403 | 120 |
| Mirabegronbrand: Myrbetriq | 291 | 56 |
| Solifenacin Succinate | 244 | 74 |
| Estradiol | 196 | 91 |
| Vibegronbrand: Gemtesa | 170 | 41 |
| Cephalexin | 67 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,718 across 49 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
- 2007-01-09
- Last updated
- 2018-12-01
Frequently asked questions
- What is Andrew Nguyen's NPI number?
- Andrew Nguyen's National Provider Identifier (NPI) is 1821147224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Nguyen's specialty?
- Andrew Nguyen is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Nguyen located?
- Andrew Nguyen's practice location on file with NPPES is 2750 W Broadway, Los Angeles, CA 90041-1050.
- What is Andrew Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Andrew Nguyen is (818) 241-3125.
- Does Andrew Nguyen accept Medicare?
- Andrew Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Nguyen's NPI active?
- Yes — Andrew Nguyen's NPI (1821147224) is active in the NPPES registry as of the last update on 2018-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.