Alex Ng, M.D.
NPI 1083933675 · Pulmonary Disease Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Ng, M.D. is a Pulmonary Disease Physician provider in Louisville, KY (NPI 1083933675).
Provider details
- NPI number
- 1083933675
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 46276 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
157 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 50 Minutes99233 | 45 | $111 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 28 | $8 |
| Test to Determine Lung Volumes Using Sensors94726 | 25 | $11 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 24 | $10 |
| Critical Care, First 30-74 Minutes99291 | 23 | $200 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 12 | $163 |
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) |
|---|---|
| Pirfenidone | 63 |
| Nintedanib Esylatebrand: Ofev | 55 |
| Mycophenolate Mofetil | 25 |
| Prednisone | 18 |
| Sirolimus | 18 |
| Montelukast Sodium | 16 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 15 |
| Methotrexate Sodiumbrand: Methotrexate | 15 |
| Corticotropinbrand: Acthar | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$503 across 8 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 (1)
- 1600 Saint Johns Blvd Ste 201Maplewood, MN 55109-1190Phone: (651) 471-1166
Registry dates
- Enumerated
- 2010-05-22
- Last updated
- 2018-03-17
Frequently asked questions
- What is Alex Ng's NPI number?
- Alex Ng's National Provider Identifier (NPI) is 1083933675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Ng's specialty?
- Alex Ng is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Alex Ng located?
- Alex Ng's practice location on file with NPPES is 401 E Chestnut St Unit 690, Louisville, KY 40202-5706.
- What is Alex Ng's phone number?
- The practice phone number listed in the NPPES registry for Alex Ng is (502) 588-4600.
- Does Alex Ng accept Medicare?
- Alex Ng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Ng's NPI active?
- Yes — Alex Ng's NPI (1083933675) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.