Steven Mast, MD
NPI 1174522429 · Interventional Cardiology Physician · Traverse City, MI
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Mast, MD is a Interventional Cardiology Physician provider in Traverse City, MI (NPI 1174522429).
Provider details
- NPI number
- 1174522429
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 140260 (MT)
Specialties & taxonomies
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
1,977 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 298 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 289 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 238 | $93 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 169 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 150 | $124 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 319 | 134 |
| Apixabanbrand: Eliquis | 308 | 86 |
| Atorvastatin Calcium | 227 | 96 |
| Losartan Potassium | 145 | 54 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 143 | 59 |
| Amlodipine Besylate | 140 | 53 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,583 across 11 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
- 2005-07-19
- Last updated
- 2024-04-10
- Certified
- 2024-04-10
Frequently asked questions
- What is Steven Mast's NPI number?
- Steven Mast's National Provider Identifier (NPI) is 1174522429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Mast's specialty?
- Steven Mast is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Mast located?
- Steven Mast's practice location on file with NPPES is 1200 Sixth St, Traverse City, MI 49684-2369.
- What is Steven Mast's phone number?
- The practice phone number listed in the NPPES registry for Steven Mast is (231) 935-5800.
- Does Steven Mast accept Medicare?
- Steven Mast is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Mast's NPI active?
- Yes — Steven Mast's NPI (1174522429) is active in the NPPES registry as of the last update on 2024-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.