Muhammad Rafiq, MD
NPI 1639337835 · Nephrology Physician · Columbia, SC
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muhammad Rafiq, MD is a Nephrology Physician provider in Columbia, SC (NPI 1639337835).
Provider details
- NPI number
- 1639337835
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- TL30709 (SC)
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
18 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
2,086 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,126 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 374 | $126 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 275 | $350 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 165 | $171 |
| Hemodialysis Procedure With Physician Evaluation90935 | 52 | $69 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older)90961 | 43 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 293 | 92 |
| Furosemide | 187 | 68 |
| Amlodipine Besylate | 127 | 41 |
| Hydralazine Hcl | 96 | 35 |
| Carvedilol | 88 | 27 |
| Sevelamer Carbonate | 81 | 30 |
| Losartan Potassium | 64 | 26 |
| Torsemide | 63 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$740 across 30 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
- 2008-05-26
- Last updated
- 2014-10-08
Frequently asked questions
- What is Muhammad Rafiq's NPI number?
- Muhammad Rafiq's National Provider Identifier (NPI) is 1639337835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muhammad Rafiq's specialty?
- Muhammad Rafiq is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Muhammad Rafiq located?
- Muhammad Rafiq's practice location on file with NPPES is 1655 Bernardin Ave Ste 200, Columbia, SC 29204-2044.
- What is Muhammad Rafiq's phone number?
- The practice phone number listed in the NPPES registry for Muhammad Rafiq is (803) 256-1137.
- Does Muhammad Rafiq accept Medicare?
- Muhammad Rafiq is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muhammad Rafiq's NPI active?
- Yes — Muhammad Rafiq's NPI (1639337835) is active in the NPPES registry as of the last update on 2014-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.