J. Marcus Downs, MD

Colon & Rectal Surgery

(214) 363-6123Dallas, TX
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

J. Marcus Downs, MD practices as part of a group colon & rectal surgery specialist practice in Dallas, TX. Trained at University of Missouri, Columbia School of Medicine (class of 1983), he has been practicing for over 43 years. CMS Medicare data shows his patients commonly have high cholesterol, hypertension, and arthritis. CMS MIPS quality score: 89.44/100 (2023).

At a glance

  • Federal MIPS score higher than 71% of MIPS-scored doctors in Texas
  • Virtual visits available — no app or travel required
1 of 38 Colon & Rectal Surgery providers in TXSee all Colon & Rectal Surgery in Dallas43+ years experienceNPI since 2006

Older · 1863dNPPES updated 2021-03-30 · verify on CMS

Contact & Location

Practice Location

8315 Walnut Hill Ln Suite 220, Dallas, TX 75231-4218

Fax: (866) 644-6809
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor scores better than 71% of doctors in Texas on federal quality measures.

MIPS Score

2023

89.44/100

Texas avg: 79.1 · US avg: 83.6

Higher than most doctors nationally(+5.8 pts)

Better than 71% of MIPS-scored doctors in Texas

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Generic Rx

↑ Higher = better

69.8%

Texas avg: 83.8 · US avg: 82.8

Lower than most doctors nationally(-13 pts)

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

310

Unique beneficiaries

Standard volume

Prescription Recipients

19

Patients prescribed

Prescriptions Written

53

Total claims

Total Medicare drug cost: $19k

Percentile rankings compared against 4,889 reporting peers in Texas.

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 High Cholesterol, Hypertension, and Arthritis.

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Hypertension
Lower than avg (-3%)67%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-3%) — less common here

Arthritis
Lower than avg (-5%)44%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-5%) — less common here

Cancer
Higher than avg (+3%)24%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+3%) — a focus area for this doctor

Ischemic Heart Disease
Lower than avg (-9%)23%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-9%) — less common here

GeneralBehavioralNational avg

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

Industry Payment Transparency

$928 received from industry

15 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 J. Marcus Downs'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 · 1983

    University of Missouri, Columbia School of Medicine

  2. Board certified · Oct 12, 2020

    CMS-verified certification date

  3. 43 years in practice

    Senior practitioner

Colon & Rectal SurgeryAllopathic & Osteopathic Physicians

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Taxonomy: 208C00000X

Education & Training

University of Missouri, Columbia School of Medicine (Class of 1983)

Practice Footprint

Mailing address

16980 Dallas Pkwy Ste 200, Dallas, TX 75248-1974

Differs from practice location

Virtual Colon & Rectal Surgery Care With J. Marcus Downs

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

Schedule a virtual visit with J. Marcus Downs for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Dallas 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 J. Marcus Downs

NPI records show Dr. Downs as active with telehealth listed in Dallas, TX. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (214) 363-6123.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · 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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