John Eicken, MD
NPI 1689973950 · Emergency Medicine Physician · Greenville, SC
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Eicken, MD is a Emergency Medicine Physician provider in Greenville, SC (NPI 1689973950).
Provider details
- NPI number
- 1689973950
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 257251 (MA)
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 tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
218 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 70 | $165 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 50 | $114 |
| Ultrasound of Heart, Follow-Up93308 | 41 | $23 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 27 | $8 |
| Ultrasound Scan of Chest76604 | 15 | $25 |
| Critical Care, First 30-74 Minutes99291 | 15 | $200 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-03-25
- Last updated
- 2021-06-08
- Certified
- 2021-06-08
Frequently asked questions
- What is John Eicken's NPI number?
- John Eicken's National Provider Identifier (NPI) is 1689973950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Eicken's specialty?
- John Eicken is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Eicken located?
- John Eicken's practice location on file with NPPES is 701 Grove Rd Fl 1, Greenville, SC 29605-4210.
- What is John Eicken's phone number?
- The practice phone number listed in the NPPES registry for John Eicken is (864) 455-7899.
- Does John Eicken accept Medicare?
- John Eicken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Eicken's NPI active?
- Yes — John Eicken's NPI (1689973950) is active in the NPPES registry as of the last update on 2021-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.