Dr. Gregory Summerville, MD
What this data tells you about Dr. Summerville
Dr. Gregory Summerville is a student in an organized health care education/training program specialist in Chapel Hill, NC, with 13 years of NPI registration. Based on federal Medicare data, Dr. Summerville performed 1,462 Medicare services in 2023. These records do not provide a deduplicated patient total.
The Data Coverage level for Dr. Summerville is High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary — 2023
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
554 | $1 | $4 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
224 | $59 | $196 |
| Ultrasound-guided large joint aspiration or injection This procedure uses ultrasound imaging to guide the removal of fluid from or the injection of medication into a large joint. |
218 | $79 | $374 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
158 | $86 | $279 |
| Viscosupplementation injection for joint An injection of hyaluronic acid or a derivative into a joint to provide lubrication and cushioning. |
75 | $59 | $239 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
46 | $109 | $483 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
40 | $66 | $308 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
34 | $41 | $371 |
| Ultrasound-guided joint aspiration or injection Removal of fluid from or injection into a medium-sized joint using ultrasound guidance to ensure accurate placement. |
29 | $59 | $285 |
| Limited ultrasound of joint or extremity A focused ultrasound exam of a specific joint or other structure in the arm or leg, excluding blood vessels. |
28 | $29 | $209 |
| Hyaluronan intra-articular injection An injection of hyaluronan or a derivative into a joint to provide lubrication and cushioning. |
22 | $561 | $1,920 |
| Ultrasound-guided small joint aspiration or injection This procedure involves removing fluid from or injecting medication into a small joint while using ultrasound imaging to guide the needle placement. |
17 | $52 | $292 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
17 | $53 | $243 |
Geographic Context
8.6 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | — No payments | N/A |
| Disciplinary History | — Not included | N/A |
This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Summerville is a clinical cardiology specialist, with above-average Medicare volume (top 13% in NC).
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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