Keith Aaronson, MD
NPI 1144305301 · Advanced Heart Failure and Transplant Cardiology Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Advanced Heart Failure and Transplant Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Aaronson, MD is a Advanced Heart Failure and Transplant Cardiology Physician provider in Ann Arbor, MI (NPI 1144305301).
Provider details
- NPI number
- 1144305301
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301049874 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
268 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 50 Minutes99233 | 49 | $117 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 38 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $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'SG2211 | 30 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $97 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 218 | 61 |
| Spironolactone | 185 | 56 |
| Losartan Potassium | 174 | 40 |
| Metoprolol Succinate | 154 | 47 |
| Sacubitril/Valsartanbrand: Entresto | 117 | 33 |
| Furosemide | 114 | 35 |
| Carvedilol | 98 | 29 |
Practice location
Mailing address
Additional practice locations (1)
- 1500 East Medical Center DrLevel 3Ann Arbor, MI 48109-5856Phone: (888) 287-1082
Registry dates
- Enumerated
- 2006-10-26
- Last updated
- 2025-12-05
- Certified
- 2025-12-05
Frequently asked questions
- What is Keith Aaronson's NPI number?
- Keith Aaronson's National Provider Identifier (NPI) is 1144305301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Aaronson's specialty?
- Keith Aaronson is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Keith Aaronson located?
- Keith Aaronson's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Keith Aaronson's phone number?
- The practice phone number listed in the NPPES registry for Keith Aaronson is (734) 936-4000.
- Does Keith Aaronson accept Medicare?
- Keith Aaronson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Aaronson's NPI active?
- Yes — Keith Aaronson's NPI (1144305301) is active in the NPPES registry as of the last update on 2025-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.