Dennis Lyu, MD
NPI 1972693554 · Pulmonary Disease Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Lyu, MD is a Pulmonary Disease Physician provider in Ann Arbor, MI (NPI 1972693554).
Provider details
- NPI number
- 1972693554
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301112462 (MI)
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
389 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 253 | $79 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 36 | $145 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 27 | $114 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 25 | $50 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 24 | $98 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 127 | 30 |
| Azithromycin | 104 | 24 |
| Prednisone | 87 | 21 |
| Tacrolimus | 68 | 13 |
| Omeprazole | 55 | 19 |
| Amlodipine Besylate | 51 | 14 |
| Apixabanbrand: Eliquis | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2022-07-21
Frequently asked questions
- What is Dennis Lyu's NPI number?
- Dennis Lyu's National Provider Identifier (NPI) is 1972693554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Lyu's specialty?
- Dennis Lyu is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Lyu located?
- Dennis Lyu's practice location on file with NPPES is 1500 E Medical Center Drive, Ann Arbor, MI 48109-5360.
- What is Dennis Lyu's phone number?
- The practice phone number listed in the NPPES registry for Dennis Lyu is (734) 647-9342.
- Does Dennis Lyu accept Medicare?
- Dennis Lyu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Lyu's NPI active?
- Yes — Dennis Lyu's NPI (1972693554) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.