Stephen Keim, M.D.
NPI 1821080029 · Clinical Cardiac Electrophysiology Physician · Salisbury, MD
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Keim, M.D. is a Clinical Cardiac Electrophysiology Physician provider in Salisbury, MD (NPI 1821080029).
Provider details
- NPI number
- 1821080029
- Entity type
- Individual
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0032212 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
6,871 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 | 3,851 | $8 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 595 | $29 |
| Evaluation of Cardiac Rhythm Monitor System, Remote Up to 30 Days93298 | 471 | $24 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 416 | $14 |
| Evaluation of Single, Dual, Or Multiple Lead Implantable Defibrillator System, Remote Up to 90 Days93295 | 333 | $36 |
| Heart Rhythm Review and Interpretation of Continous External Ekg Over 8-15 Days |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 129 | 32 |
| Amiodarone Hcl | 71 | 21 |
| Metoprolol Succinate | 64 | 26 |
| Labetalol Hcl | 41 | — |
| Sacubitril/Valsartanbrand: Entresto | 37 | — |
| Carvedilol | 34 | 14 |
| Atorvastatin Calcium | 33 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$416 across 6 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
- 2005-08-16
- Last updated
- 2019-09-03
Frequently asked questions
- What is Stephen Keim's NPI number?
- Stephen Keim's National Provider Identifier (NPI) is 1821080029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Keim's specialty?
- Stephen Keim is listed in the NPPES registry with a primary specialty of Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Keim located?
- Stephen Keim's practice location on file with NPPES is 106 Milford St, Salisbury, MD 21804-6953.
- What is Stephen Keim's phone number?
- The practice phone number listed in the NPPES registry for Stephen Keim is (410) 334-2224.
- Does Stephen Keim accept Medicare?
- Stephen Keim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Keim's NPI active?
- Yes — Stephen Keim's NPI (1821080029) is active in the NPPES registry as of the last update on 2019-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.