Eric Shafer, D.O.
NPI 1083804280 · Cardiovascular Disease Physician · Muskegon, MI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Shafer, D.O. is a Cardiovascular Disease Physician provider in Muskegon, MI (NPI 1083804280).
Provider details
- NPI number
- 1083804280
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036139384 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
2,069 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 | 1,057 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 141 | $65 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 105 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 101 | $92 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 74 | $113 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 168 | 67 |
| Apixabanbrand: Eliquis | 93 | 33 |
| Amiodarone Hcl | 62 | 26 |
| Sacubitril/Valsartanbrand: Entresto | 50 | 16 |
| Furosemide | 46 | 20 |
| Metoprolol Tartrate | 44 | 20 |
| Losartan Potassium | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$697 across 23 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
- 2007-07-25
- Last updated
- 2024-11-06
- Certified
- 2024-11-06
Frequently asked questions
- What is Eric Shafer's NPI number?
- Eric Shafer's National Provider Identifier (NPI) is 1083804280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Shafer's specialty?
- Eric Shafer is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Shafer located?
- Eric Shafer's practice location on file with NPPES is 1223 Mercy Dr, Muskegon, MI 49444-1879.
- What is Eric Shafer's phone number?
- The practice phone number listed in the NPPES registry for Eric Shafer is (231) 672-3500.
- Does Eric Shafer accept Medicare?
- Eric Shafer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Shafer's NPI active?
- Yes — Eric Shafer's NPI (1083804280) is active in the NPPES registry as of the last update on 2024-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.