Nelson Liou, M.D.
NPI 1518298587 · Otolaryngology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nelson Liou, M.D. is a Otolaryngology Physician provider in Houston, TX (NPI 1518298587).
Provider details
- NPI number
- 1518298587
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- BP10030817 (TX)
Specialties & taxonomies
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
16 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
360 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 | 103 | $131 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 82 | $172 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 78 | $129 |
| Fusion of Upper Spine Bone With Removal of Disc and Release of Spinal Cord Or Nerve, Each Additional Disc22552 | 53 | $267 |
| Fusion of Upper Spine Bone With Removal of Disc and Release of Spinal Cord Or Nerve, 1 Disc22551 | 44 | $1,152 |
Typical Medicare-allowed amounts for these services range $129–$1,152 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 45 | 13 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 44 | 36 |
| Omeprazole | 28 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 20 | 19 |
| Azelastine/Fluticasonebrand: Azelastine-Fluticasone | 17 | — |
| Azelastine Hcl | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,082 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
- 2010-01-14
- Last updated
- 2020-11-20
- Certified
- 2020-11-20
Frequently asked questions
- What is Nelson Liou's NPI number?
- Nelson Liou's National Provider Identifier (NPI) is 1518298587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nelson Liou's specialty?
- Nelson Liou is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Nelson Liou located?
- Nelson Liou's practice location on file with NPPES is 6550 Fannin St, Houston, TX 77030-2717.
- What is Nelson Liou's phone number?
- The practice phone number listed in the NPPES registry for Nelson Liou is (713) 798-3241.
- Does Nelson Liou accept Medicare?
- Nelson Liou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nelson Liou's NPI active?
- Yes — Nelson Liou's NPI (1518298587) is active in the NPPES registry as of the last update on 2020-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.