David Taplin Marshall, MD
David Taplin Marshall is a Radiation Oncology Radiology specialist based in Charleston, SC with over 31 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
David Taplin Marshall, MD has been part of the Charleston medical community since 2006 in group practice. He graduated from University of Texas Southwestern Medical School at Dallas in 1995 and has 31+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and cancer (per CMS claims data).
At a glance
- Uses generic medications more than 19% of reporting doctors in South Carolina
- Virtual visits available — no app or travel required
Older · 2047dNPPES updated 2020-10-14 · verify NPI on CMS · Verify license at South Carolina Board of Medical Examiners
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Generic Rx
↑ Higher = better80.1%
South Carolina avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-2.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
273
Unique beneficiaries
Standard volumePrescription Recipients
80
Patients prescribed
Prescriptions Written
311
Total claims
Total Medicare drug cost: $155k
Percentile rankings compared against 605 reporting peers in South Carolina.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Cancer.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+54%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-6%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-7%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-10%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$28 received from industry
1 transaction reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to David Taplin Marshall's NPI.
Patient Reviews
No patient reviews yet. If you've seen David Taplin Marshall, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1995
University of Texas Southwestern Medical Center
Board certified · Oct 13, 2020
Self-reported via NPPES
31 years in practice
Senior practitioner
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
Taxonomy: 2085R0001X
Education & Training
University of Texas Southwestern Medical School at Dallas (Class of 1995)
Mailing address
Po Box 751461, Charlotte, NC 28275-1461
Differs from practice location
Virtual Radiation Oncology Care With David Taplin Marshall
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with David Taplin Marshall for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Charleston required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about David Taplin Marshall
Dr. Marshall is listed as active in the NPI registry with telehealth listed in Charleston, SC. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (843) 792-1414.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact David Taplin Marshall
Practice Location
171 Ashley Ave, Charleston, SC 29425-0001
Mailing Address
Po Box 751461, Charlotte, NC 28275-1461
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Radiation Oncology Radiology in South Carolina
See allAquilla Turk, MD
Greenville, SC
Marcelo Silveira Guimaraes, MD
Charleston, SC
Mohammad I. Chaudry, M.D.
Greenville, SC