Stephen Rennyson, MD
NPI 1912035767 · Cardiovascular Disease Physician · Charlotte, NC
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Rennyson, MD is a Cardiovascular Disease Physician provider in Charlotte, NC (NPI 1912035767).
Provider details
- NPI number
- 1912035767
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2011-00651 (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
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,127 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 276 | $92 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 261 | $64 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 220 | $13 |
| Critical Care, First 30-74 Minutes99291 | 176 | $198 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 173 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 208 | 88 |
| Atorvastatin Calcium | 195 | 85 |
| Apixabanbrand: Eliquis | 159 | 49 |
| Sacubitril/Valsartanbrand: Entresto | 132 | 41 |
| Metoprolol Succinate | 120 | 43 |
| Rosuvastatin Calcium | 85 | 30 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$559 across 17 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
Additional practice locations (4)
- 101 E W T Harris BlvdSte 1213Charlotte, NC 28262-3485Phone: (704) 863-1950
- 1237 Harding PlSte 3100Charlotte, NC 28204Phone: (704) 373-0212
- 447 Mcalister RdSte 3200Lincolnton, NC 28092-4114Phone: (980) 212-6300
- 134 Medical Park RdSte 111 - Adult CardiologyMooresville, NC 28117-8526Phone: (704) 801-9100
Registry dates
- Enumerated
- 2007-03-02
- Last updated
- 2024-07-16
Frequently asked questions
- What is Stephen Rennyson's NPI number?
- Stephen Rennyson's National Provider Identifier (NPI) is 1912035767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Rennyson's specialty?
- Stephen Rennyson is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Rennyson located?
- Stephen Rennyson's practice location on file with NPPES is 10650 Park Rd, Charlotte, NC 28210-8538.
- What is Stephen Rennyson's phone number?
- The practice phone number listed in the NPPES registry for Stephen Rennyson is (704) 667-3840.
- Does Stephen Rennyson accept Medicare?
- Stephen Rennyson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Rennyson's NPI active?
- Yes — Stephen Rennyson's NPI (1912035767) is active in the NPPES registry as of the last update on 2024-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.