Michael Shen
NPI 1558471441 · Critical Care Medicine (Anesthesiology) Physician · Houston, TX
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Shen is a Critical Care Medicine (Anesthesiology) Physician provider in Houston, TX (NPI 1558471441).
Provider details
- NPI number
- 1558471441
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- ML20008384 (WA)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
256 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 61 | $128 |
| Critical Care, First 30-74 Minutes99291 | 42 | $206 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 34 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $91 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 30 | $37 |
| Test to Examine How Well the Lungs Exchange Gases |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 152 | 56 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 133 | 33 |
| Prednisone | 99 | 49 |
| Budesonide/Formoterol Fumaratebrand: Symbicort | 56 | 15 |
| Montelukast Sodium | 55 | 19 |
| Tiotropium Br/Olodaterol Hclbrand: Stiolto Respimat | 53 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2014-08-13
Frequently asked questions
- What is Michael Shen's NPI number?
- Michael Shen's National Provider Identifier (NPI) is 1558471441, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Shen's specialty?
- Michael Shen is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Shen located?
- Michael Shen's practice location on file with NPPES is 6565 Fannin St, Houston, TX 77030-2703.
- What is Michael Shen's phone number?
- The practice phone number listed in the NPPES registry for Michael Shen is (713) 441-3020.
- Does Michael Shen accept Medicare?
- Michael Shen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Shen's NPI active?
- Yes — Michael Shen's NPI (1558471441) is active in the NPPES registry as of the last update on 2014-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.