Mark Thomas Vercel, D.O.

Rheumatology Internal Medicine

Mark Thomas Vercel is a Rheumatology Internal Medicine specialist based in Sioux Falls, SD with over 14 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(605) 504-1600Sioux Falls, SD
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Mark Thomas Vercel, D.O. has practiced internal medicine for 14+ years, working in group practice. Trained at Midwestern University, Chicago College of Osteopathic Med (class of 2012), he has been practicing for over 14 years. Among his Medicare patients, common conditions include hypertension, arthritis, and high cholesterol (per CMS data).

At a glance

  • Prescribes opioids less than 41% of reporting doctors in South Dakota
  • Virtual visits available — no app or travel required
1 of 9 Internal Medicine providers in SDSee all Internal Medicine in Sioux Falls14+ years experienceNPI since 2012

Older · 2006dNPPES updated 2020-11-25 · verify NPI on CMS · Verify license at South Dakota Board of Medical & Osteopathic Examiners

Contact & Location

Practice Location

6100 S Louise Ave Ste 1130, Sioux Falls, SD 57108-6030

Fax: (605) 504-1601
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

Opioid Rx

↓ Lower = better

1.33%

South Dakota avg: 6.6 · US avg: 5.1

Higher than most doctors nationally(-3.8 pts)

Typical range among reporting doctors in South Dakota

1.33% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Medicare Patients

338

Unique beneficiaries

Standard volume

Prescription Recipients

305

Patients prescribed

Prescriptions Written

2,102

Total claims

Total Medicare drug cost: $1.72M

Percentile rankings compared against 117 reporting peers in South Dakota.

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.

Patient Condition Panel

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, Arthritis, and High Cholesterol.

Hypertension
Higher than avg (+5%)75%

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

Arthritis
Higher than avg (+26%)75%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+26%) — a focus area for this doctor

High Cholesterol
Lower than avg (-2%)68%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-2%) — less common here

Diabetes
Lower than avg (-4%)30%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-4%) — less common here

Chronic Kidney Disease
Lower than avg (-2%)28%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-2%) — less common here

Osteoporosis
Higher than avg (+9%)27%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+9%) — a focus area for this doctor

Mood Disorders
27%

Conditions affecting emotional state, including depression and bipolar disorder

Ischemic Heart Disease
Lower than avg (-7%)25%

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

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$1.2k received from industry

11 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

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 Mark Thomas Vercel's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2012

    Midwestern University, Chicago College of Osteopathic Med

  2. Board certified · Nov 24, 2020

    Self-reported via NPPES

  3. 14 years in practice

    Established

Internal MedicineAllopathic & Osteopathic Physicians

Rheumatologists treat autoimmune and inflammatory conditions including rheumatoid arthritis, lupus, psoriatic arthritis, gout, osteoarthritis, and vasculitis. They manage biologic therapies and joint-preserving treatments.

Taxonomy: 207RR0500X

Education & Training

Midwestern University, Chicago College of Osteopathic Med (Class of 2012)

Virtual Internal Medicine Care With Mark Thomas Vercel

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Mark Thomas Vercel for blood pressure monitoring, arthritis follow-ups, cholesterol management — no travel to Sioux Falls 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 Mark Thomas Vercel

NPI records show Dr. Vercel as active with telehealth listed in Sioux Falls, SD. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (605) 504-1600.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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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.

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