Dr. Gregory M. Sprung, MD
Cardiology (Cardiovascular Disease Physician)
- Medicare participating
At a glance
- Medical school
- Duke University School of Medicine (2013)
- Years since graduation
- 13
- In the NPI registry since
- 2013
- Medicare patients seen, 2024
- 1,042
Licensed in Colorado since 2022, according to the Colorado Department of Regulatory Agencies. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2013Medical school: Duke University School of Medicine
- 2013Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Cardiovascular Disease Physician primary
CO license DR.69443 (first issued 2022; active) · FL license ME139817 · NC license 2016-01166
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Adventhealth Littleton Littleton, CO
- Adventhealth PArker Parker, CO
- Hca-Healthone DBA Swedish Medical Center Englewood, CO
- Adventhealth Porter Denver, CO
- Adventhealth Castle Rock Castle Rock, CO
Medical groups
- Portercare Adventist Health System (774 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 1,042
- Services billed
- 2,232
- Patients’ average age
- 76
| Service | Times | Patients |
|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 742 | 630 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 406 | 403 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 256 | 120 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 195 | 194 |
| Anticoagulant management of patient taking warfarin | 122 | 72 |
| Established patient office or other outpatient visit, 30-39 minutes | 118 | 90 |
| Intensive cardiac rehabilitation; with or without continuous ecg monitoring with exercise, per session | 112 | 81 |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | 108 | 70 |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 95 | 93 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 85 | 85 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 9 companies reported 28 payments worth $693 in total to this clinician.
| Novartis Pharmaceuticals Corporation | $154 |
|---|---|
| Amgen Inc. | $145 |
| Heartflow, Inc. | $138 |
| E.r. Squibb & Sons, L.l.c. | $77.68 |
| Becton, Dickinson and Company | $54.00 |
| Pfizer Inc. | $45.90 |
| Scpharmaceuticals Inc. | $37.82 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $22.86 |
| Food and Beverage | $639 |
|---|---|
| Compensation for services other than consulting (speaking, faculty) | $54.00 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Becton, Dickinson and Company May 3, 2025 | Compensation for services other than consulting (speaking, faculty) PowerPICC · Vascular Access Devices Company’s descriptionThis transfer of value was provided to a covered recipient through a third party vendor on behalf of BD. | $29.00 |
| Becton, Dickinson and Company Oct 1, 2025 | Compensation for services other than consulting (speaking, faculty)Company’s descriptionThis transfer of value was provided to a covered recipient through a third party vendor on behalf of BD. | $25.00 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.