Mark Steven Hernandez, M.D.

Internal Medicine

Mark Steven Hernandez is an Internal Medicine specialist based in Austin, TX with over 23 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(512) 324-8355Austin, TX
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Mark Steven Hernandez, M.D. has been part of the Austin medical community since 2006 in group practice. He graduated from Baylor College of Medicine in 2003 and has 23+ years of clinical experience. Among his Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).

At a glance

  • Prescribes opioids less than 38% of reporting doctors in Texas
  • Uses generic medications more than 69% of reporting doctors in Texas
  • Virtual visits available — no app or travel required
1 of 1,507 Internal Medicine providers in TXSee all Internal Medicine in Austin23+ years experienceNPI since 2006

Older · 4896dNPPES updated 2012-12-27 · verify NPI on CMS · Verify license at Texas Medical Board

Contact & Location

Practice Location

601 E 15th St Brackenridge Hospital Annex, Austin, TX 78701-1930

Fax: (512) 477-8933
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

1.48%

Texas avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-3.6 pts)

1.48% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

90%

Texas avg: 83.8 · US avg: 82.8

Higher than most doctors nationally(+7.2 pts)

Typical range among reporting doctors in Texas

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

Medicare Patients

270

Unique beneficiaries

Standard volume

Prescription Recipients

495

Patients prescribed

Prescriptions Written

4,063

Total claims

Total Medicare drug cost: $451k

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 Arthritis.

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 (+4%)74%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+4%) — a focus area for this doctor

Arthritis
Lower than avg (-6%)43%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-6%) — less common here

Ischemic Heart Disease
Lower than avg (-2%)30%

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

US avg: 31.7%

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

Diabetes
Lower than avg (-11%)23%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-11%) — less common here

Mood Disorders
23%

Conditions affecting emotional state, including depression and bipolar disorder

Osteoporosis
Higher than avg (+3%)21%

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

US avg: 18.1%

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

Depression
Lower than avg (-11%)21%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-11%) — 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

67 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 Steven Hernandez'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 · 2003

    Baylor College of Medicine

  2. 23 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

Baylor College of Medicine (Class of 2003)

Practice Footprint

Mailing address

902 Polished Stone Cv, Pflugerville, TX 78660-4795

Differs from practice location

Virtual Internal Medicine Care With Mark Steven Hernandez

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

Schedule a virtual visit with Mark Steven Hernandez for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Austin 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 Steven Hernandez

NPI records show Dr. Hernandez as active with telehealth listed in Austin, TX. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (512) 324-8355.

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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