Thanh Nguyen, M.D.
NPI 1508862061 · Otolaryngology Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thanh Nguyen, M.D. is a Otolaryngology Physician provider in Fountain Valley, CA (NPI 1508862061).
Provider details
- NPI number
- 1508862061
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G85166 (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
20 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
835 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 | 294 | $138 |
| Removal of Impacted Ear Wax69210 | 183 | $51 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 129 | $179 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $99 |
| Exam of Ear Using a Microscope92504 | 44 | $33 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 42 |
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 |
|---|---|---|
| Azelastine Hcl | 332 | 138 |
| Fluticasone Propionate | 192 | 85 |
| Ipratropium Bromide | 158 | 55 |
| Montelukast Sodium | 38 | — |
| Mupirocin | 35 | 27 |
| Doxycycline Hyclate | 31 | 26 |
| Azelastine/Fluticasonebrand: Azelastine-Fluticasone | 22 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$305 across 11 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
- 2005-06-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thanh Nguyen's NPI number?
- Thanh Nguyen's National Provider Identifier (NPI) is 1508862061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thanh Nguyen's specialty?
- Thanh Nguyen is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Thanh Nguyen located?
- Thanh Nguyen's practice location on file with NPPES is 10760 Warner Avenue, Fountain Valley, CA 92708-3845.
- What is Thanh Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Thanh Nguyen is (714) 593-5356.
- Does Thanh Nguyen accept Medicare?
- Thanh Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thanh Nguyen's NPI active?
- Yes — Thanh Nguyen's NPI (1508862061) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.