John Durham, MD
NPI 1558396309 · Nephrology Physician · Orangeburg, SC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Durham, MD is a Nephrology Physician provider in Orangeburg, SC (NPI 1558396309).
Provider details
- NPI number
- 1558396309
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24026 (SC)
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
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
1,346 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) |
|---|---|---|
| Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970 | 293 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 235 | $176 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 228 | $126 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 145 | $78 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 140 | $343 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 83 | 33 |
| Losartan Potassium | 60 | 17 |
| Calcium Acetate | 55 | 18 |
| Sevelamer Carbonate | 42 | 16 |
| Nifedipinebrand: Nifedipine Er | 38 | — |
| Furosemide | 37 | 15 |
| Chlorthalidone | 31 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$286 across 5 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
- 2006-07-11
- Last updated
- 2024-01-05
- Certified
- 2024-01-05
Frequently asked questions
- What is John Durham's NPI number?
- John Durham's National Provider Identifier (NPI) is 1558396309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Durham's specialty?
- John Durham is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is John Durham located?
- John Durham's practice location on file with NPPES is 3031 Saint Matthews Rd, Orangeburg, SC 29118-1443.
- What is John Durham's phone number?
- The practice phone number listed in the NPPES registry for John Durham is (803) 531-2677.
- Does John Durham accept Medicare?
- John Durham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Durham's NPI active?
- Yes — John Durham's NPI (1558396309) is active in the NPPES registry as of the last update on 2024-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.