John Tiu, M.D.
NPI 1942287388 · Pulmonary Disease Physician · Mansfield, TX
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Tiu, M.D. is a Pulmonary Disease Physician provider in Mansfield, TX (NPI 1942287388).
Provider details
- NPI number
- 1942287388
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- K9190 (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
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
752 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 157 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $134 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 88 | $9 |
| Test to Determine Lung Volumes Using Sensors94726 | 85 | $12 |
| Test for Exercise-Induced Lung Stress94618 | 82 | $23 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 79 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 194 | 53 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 119 | 41 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 79 | 39 |
| Montelukast Sodium | 64 | 23 |
| Prednisone | 57 | 44 |
| Azithromycin | 27 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,135 across 46 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
- 2005-12-28
- Last updated
- 2021-04-01
- Certified
- 2021-04-01
Frequently asked questions
- What is John Tiu's NPI number?
- John Tiu's National Provider Identifier (NPI) is 1942287388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Tiu's specialty?
- John Tiu is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Tiu located?
- John Tiu's practice location on file with NPPES is 2800 E Broad St Ste 408, Mansfield, TX 76063-6414.
- What is John Tiu's phone number?
- The practice phone number listed in the NPPES registry for John Tiu is (817) 617-4225.
- Does John Tiu accept Medicare?
- John Tiu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Tiu's NPI active?
- Yes — John Tiu's NPI (1942287388) is active in the NPPES registry as of the last update on 2021-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.