Marc E. Delclos, M.D.

Radiation Oncology Radiology

Radiology

Marc E. Delclos is a Radiation Oncology Radiology specialist based in Houston, TX with over 34 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(713) 792-6161Houston, TX
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Marc E. Delclos, M.D. practices as part of a group radiation oncology radiology specialist practice in Houston, TX. He graduated from Baylor College of Medicine in 1992 and has 34+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and cancer (per CMS claims data). CMS MIPS quality score: 81.39/100 (2023).

At a glance

  • Federal MIPS score higher than 43% of MIPS-scored doctors in Texas
  • Virtual visits available — no app or travel required
1 of 109 Radiology providers in TXSee all Radiology in Houston34+ years experienceNPI since 2006

Older · 1697dNPPES updated 2021-09-29 · verify NPI on CMS · Verify license at Texas Medical Board

Contact & Location

Practice Location

1515 Holcombe Blvd, Houston, TX 77030-4000

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor has an average quality score compared to other doctors in Texas.

MIPS Score

2023

81.39/100

Texas avg: 79.1 · US avg: 83.6

Lower than most doctors nationally(-2.2 pts)

Average range among MIPS-scored doctors in Texas

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

Medicare Patients

222

Unique beneficiaries

Standard volume

Prescriptions Written

13

Total claims

Total Medicare drug cost: $141

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 Hypertension, High Cholesterol, and Cancer.

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

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

Cancer
Higher than avg (+54%)75%

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

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Diabetes
Higher than avg (+5%)39%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

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

Ischemic Heart Disease
Higher than avg (+6%)38%

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

US avg: 31.7%

↑ More patients than average (+6%) — a focus area for this doctor

COPD
Higher than avg (+12%)32%

Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow

US avg: 20.4%

↑ More patients than average (+12%) — a focus area for this doctor

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

GeneralBehavioralNational avg

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

Patient Reviews

No patient reviews yet. If you've seen Marc E. Delclos, 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.

Career Journey
  1. Graduated medical school · 1992

    Baylor College of Medicine

  2. Board certified · Sep 28, 2021

    Self-reported via NPPES

  3. 34 years in practice

    Senior practitioner

RadiologyRadiation Oncology in HoustonAllopathic & Osteopathic Physicians

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

Baylor College of Medicine (Class of 1992)

Practice Footprint

Mailing address

Po Box 4439, Houston, TX 77210-4439

Differs from practice location

Virtual Radiation Oncology Care With Marc E. Delclos

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

Schedule a virtual visit with Marc E. Delclos for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Houston 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 Marc E. Delclos

Dr. Delclos is listed as active in the NPI registry with telehealth listed in Houston, TX. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (713) 792-6161.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

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.

Related Providers

Radiation Oncology Radiology in Texas

See all