Gunther Rencken, MD
NPI 1568402089 · Family Medicine Physician · Walterboro, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gunther Rencken, MD is a Family Medicine Physician provider in Walterboro, SC (NPI 1568402089).
Provider details
- NPI number
- 1568402089
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 23598 (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
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
158 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) |
|---|---|---|
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 63 | $3 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 52 | $69 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 26 | $6 |
| Punch Biopsy, First Skin Growth11104 | 17 | $103 |
Typical Medicare-allowed amounts for these services range $3–$103 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 197 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 1,035 | 278 |
| Losartan Potassium | 909 | 246 |
| Atorvastatin Calcium | 718 | 211 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 609 | 110 |
| Omeprazole | 583 | 156 |
| Levothyroxine Sodium | 541 | 120 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$132 across 6 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
- 2006-06-07
- Last updated
- 2010-01-27
Frequently asked questions
- What is Gunther Rencken's NPI number?
- Gunther Rencken's National Provider Identifier (NPI) is 1568402089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gunther Rencken's specialty?
- Gunther Rencken is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gunther Rencken located?
- Gunther Rencken's practice location on file with NPPES is 107 Church St, Walterboro, SC 29488-2901.
- What is Gunther Rencken's phone number?
- The practice phone number listed in the NPPES registry for Gunther Rencken is (843) 549-1558.
- Does Gunther Rencken accept Medicare?
- Gunther Rencken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gunther Rencken's NPI active?
- Yes — Gunther Rencken's NPI (1568402089) is active in the NPPES registry as of the last update on 2010-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.