Charles Murdock, MD
NPI 1679533640 · Nephrology Physician · Spartanburg, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Murdock, MD is a Nephrology Physician provider in Spartanburg, SC (NPI 1679533640).
Provider details
- NPI number
- 1679533640
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 12257 (SC)
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 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
1,602 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 420 | $125 |
| Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970 | 332 | $9 |
| 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 | 252 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 176 | $79 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 141 | $353 |
| Home Dialysis Services Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcium Acetate | 187 | 46 |
| Furosemide | 170 | 65 |
| Amlodipine Besylate | 163 | 60 |
| Benazepril Hcl | 134 | 44 |
| Alprazolam | 119 | 17 |
| Ferric Citratebrand: Auryxia | 113 | 20 |
| Dapagliflozin Propanediolbrand: Farxiga | 112 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,416 across 63 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
- 2006-03-24
- Last updated
- 2011-11-15
Frequently asked questions
- What is Charles Murdock's NPI number?
- Charles Murdock's National Provider Identifier (NPI) is 1679533640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Murdock's specialty?
- Charles Murdock is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Murdock located?
- Charles Murdock's practice location on file with NPPES is 126 Dillon Dr, Spartanburg, SC 29307-1018.
- What is Charles Murdock's phone number?
- The practice phone number listed in the NPPES registry for Charles Murdock is (864) 327-1212.
- Does Charles Murdock accept Medicare?
- Charles Murdock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Murdock's NPI active?
- Yes — Charles Murdock's NPI (1679533640) is active in the NPPES registry as of the last update on 2011-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.