Clayton Shaker, M.D.
NPI 1598913279 · Cardiovascular Disease Physician · Iron Mountain, MI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Shaker, M.D. is a Cardiovascular Disease Physician provider in Iron Mountain, MI (NPI 1598913279).
Provider details
- NPI number
- 1598913279
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301100058 (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 tenure25% of score
17 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
2,022 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 363 | $93 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 322 | $8 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 319 | $48 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 228 | $65 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 184 | $28 |
| Programming of Dual Lead Pacemaker System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 984 | 191 |
| Metoprolol Succinate | 598 | 167 |
| Atorvastatin Calcium | 522 | 156 |
| Furosemide | 428 | 117 |
| Rosuvastatin Calcium | 411 | 113 |
| Carvedilol | 350 | 92 |
| Amlodipine Besylate | 329 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,060 across 54 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
- 2008-09-05
- Last updated
- 2020-11-17
- Certified
- 2020-11-17
Frequently asked questions
- What is Clayton Shaker's NPI number?
- Clayton Shaker's National Provider Identifier (NPI) is 1598913279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Shaker's specialty?
- Clayton Shaker is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Shaker located?
- Clayton Shaker's practice location on file with NPPES is 1711 S Stephenson Ave Ste 115, Iron Mountain, MI 49801-3648.
- What is Clayton Shaker's phone number?
- The practice phone number listed in the NPPES registry for Clayton Shaker is (906) 776-5955.
- Does Clayton Shaker accept Medicare?
- Clayton Shaker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Shaker's NPI active?
- Yes — Clayton Shaker's NPI (1598913279) is active in the NPPES registry as of the last update on 2020-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.