Thomas Chan, MD
NPI 1548333552 · Pulmonary Disease Physician · New York, NY
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Chan, MD is a Pulmonary Disease Physician provider in New York, NY (NPI 1548333552).
Provider details
- NPI number
- 1548333552
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 177032 (NY)
Specialties & taxonomies
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
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
851 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 | 210 | $143 |
| Evaluation of Use of Breathing Device94664 | 192 | $21 |
| Test to Measure the Level of Nitric Oxide Gas95012 | 98 | $22 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 72 | $201 |
| Test to Measure Resistance of the Airways and Lungs to Differing Frequencies94728 | 69 | $50 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 52 | $65 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 76 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 4,655 | 629 |
| Fluticasone Propionate | 3,018 | 514 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 2,393 | 442 |
| Ipratropium/Albuterol Sulfatebrand: Combivent Respimat | 1,598 | 260 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 1,025 | 153 |
| Azelastine Hcl | 1,024 | 186 |
| Fluticasone Furoate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$28 across 2 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
- 2006-11-16
- Last updated
- 2010-11-04
Frequently asked questions
- What is Thomas Chan's NPI number?
- Thomas Chan's National Provider Identifier (NPI) is 1548333552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Chan's specialty?
- Thomas Chan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Chan located?
- Thomas Chan's practice location on file with NPPES is 198 Canal Street, New York, NY 10013.
- What is Thomas Chan's phone number?
- The practice phone number listed in the NPPES registry for Thomas Chan is (212) 693-1800.
- Does Thomas Chan accept Medicare?
- Thomas Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Chan's NPI active?
- Yes — Thomas Chan's NPI (1548333552) is active in the NPPES registry as of the last update on 2010-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.