Sheila C. Tsai, MD
NPI 1902855315ActiveIndividual· Internal Medicine, Sleep Medicine· Denver, CO
Internal Medicine, Sleep Medicine (MD) in Denver, Colorado, trained at Baylor College of Medicine (class of 1997). 507 Medicare patients in 2024, $42,605 paid; nearly all of their 100 Part D prescriptions were generic (98%). Resmed Corp was the largest of 2 companies reporting payments in 2025, $1,745 in all, mostly consulting fees.
Overview
| NPI | 1902855315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Nov 11, 2020 |
| Certified by provider | Nov 11, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Sleep Medicine Primary | 207RS0012X | 46940 | CO |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 46940 | CO |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 46940 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Sleep Medicine (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 507 |
|---|---|
| Services billed | 607 across 13 procedure codes |
| Paid by Medicare | $42,605 |
Part D prescriptions in 2024
| Prescriptions (claims) | 100 · 145 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $6,294 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Sleep Medicine |
| Secondary specialties | Critical Care (Intensivists), Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical groups
- Denver Health and Hospital AuthorityDenver, CO · 849 clinicians
- National Jewish HealthDenver, CO · 247 clinicians
Hospital affiliations
- Denver Health & Hospital AuthorityDenver, CO
- National Jewish HealthDenver, CO
- Saint Joseph HospitalDenver, CO
- University of Colorado Hospital AuthorityAurora, CO
Industry payments (Open Payments)
- 2025$1,745 · 3 payments from 2 companies
- 2024$823.33 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Resmed Corp | $1,691 | 2 |
| Itamar Medical Inc | $54.55 | 1 |
What the 2025 payments were for
- Consulting Fee$1,691 · 2 payments
- Food and Beverage$54.55 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Sleep Medicine providers in Denver
- 1548758964
- 1467151449
- 1174026785
- 1932544053
- 1558337642
- 1225115546
- 1013009133
All Internal Medicine, Sleep Medicine providers in Colorado →