Michael Eisenhauer, M.D.
NPI 1821064510 · Interventional Cardiology Physician · Great Falls, MT
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Eisenhauer, M.D. is a Interventional Cardiology Physician provider in Great Falls, MT (NPI 1821064510).
Provider details
- NPI number
- 1821064510
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 14080 (WI)
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 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
709 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 247 | $88 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 194 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 101 | $107 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 33 | $160 |
| Ultrasound of Heart, Follow-Up93308 | 32 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 221 | 83 |
| Metoprolol Succinate | 198 | 86 |
| Lisinopril | 107 | 48 |
| Apixabanbrand: Eliquis | 103 | 32 |
| Carvedilol | 99 | 32 |
| Losartan Potassium | 95 | 27 |
| Clopidogrel Bisulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,337 across 15 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
- 2006-02-23
- Last updated
- 2026-03-16
- Certified
- 2026-03-16
Frequently asked questions
- What is Michael Eisenhauer's NPI number?
- Michael Eisenhauer's National Provider Identifier (NPI) is 1821064510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Eisenhauer's specialty?
- Michael Eisenhauer is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Eisenhauer located?
- Michael Eisenhauer's practice location on file with NPPES is 1300 28th St S Fl 2, Great Falls, MT 59405-5296.
- What is Michael Eisenhauer's phone number?
- The practice phone number listed in the NPPES registry for Michael Eisenhauer is (406) 455-4320.
- Does Michael Eisenhauer accept Medicare?
- Michael Eisenhauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Eisenhauer's NPI active?
- Yes — Michael Eisenhauer's NPI (1821064510) is active in the NPPES registry as of the last update on 2026-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.