Ernest Johnson, MD
NPI 1043223977 · Nephrology Physician · Concord, NC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernest Johnson, MD is a Nephrology Physician provider in Concord, NC (NPI 1043223977).
Provider details
- NPI number
- 1043223977
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2005-01144 (NC)
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
19 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
3,699 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 497 | $9 |
| Total Protein Level, Urine84156 | 290 | $4 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 283 | $5 |
| Kidney Function Blood Test Panel80069 | 281 | $9 |
| Parathormone (parathyroid Hormone) Level83970 | 280 | $40 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 279 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydralazine Hcl | 221 | 46 |
| Amlodipine Besylate | 204 | 54 |
| Losartan Potassium | 177 | 43 |
| Carvedilol | 146 | 38 |
| Potassium Chloride | 123 | 36 |
| Furosemide | 107 | 19 |
| Spironolactone | 71 | 16 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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
- 2006-08-14
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Ernest Johnson's NPI number?
- Ernest Johnson's National Provider Identifier (NPI) is 1043223977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernest Johnson's specialty?
- Ernest Johnson is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Ernest Johnson located?
- Ernest Johnson's practice location on file with NPPES is 433 Copperfield Blvd Ne, Concord, NC 28025-2405.
- What is Ernest Johnson's phone number?
- The practice phone number listed in the NPPES registry for Ernest Johnson is (704) 786-7770.
- Does Ernest Johnson accept Medicare?
- Ernest Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernest Johnson's NPI active?
- Yes — Ernest Johnson's NPI (1043223977) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.