Heather Marie Mascio, D.O

Nephrology Internal Medicine

Also practices: INTERNAL MEDICINE

(610) 872-8501Chester, PA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Heather Marie Mascio, D.O has practiced internal medicine for 17+ years, working in independent practice. She graduated from Rowan University School of Osteopathic Medicine in 2009 and has 17+ years of clinical experience. She regularly sees Medicare patients with hypertension, high cholesterol, and kidney disease (per CMS claims data).

1 of 194 Internal Medicine providers in PASee all Internal Medicine in Chester17+ years experienceNPI since 2009

Older · 244dNPPES updated 2025-09-04 · verify on CMS

Contact & Location

Practice Location

30 Medical Center Blvd, Chester, PA 19013-3955

Fax: (610) 872-5188
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

666

Unique beneficiaries

High volume

Prescription Recipients

307

Patients prescribed

Prescriptions Written

1,683

Total claims

Total Medicare drug cost: $357k

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 Chronic Kidney Disease.

Hypertension
75%

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

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Chronic Kidney Disease
75%

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

Diabetes
55%

A condition where the body cannot properly regulate blood sugar levels

Arthritis
50%

Joint inflammation causing pain, swelling, and stiffness

Ischemic Heart Disease
49%

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

Heart Failure
46%

The heart cannot pump blood efficiently enough to meet the body's needs

Mood Disorders
38%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

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

Industry Payment Transparency

$409 received from industry

16 transactions reported in 2024 ·Low 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 Heather Marie Mascio's NPI.

Community Context

Social Vulnerability Index: 0.49 / 1.00

Below-average vulnerability

She practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.

Source: CDC/ATSDR Social Vulnerability Index.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2009

    Rowan University School of Osteopathic Medicine

  2. Board certified · Sep 3, 2025

    CMS-verified certification date

  3. 17 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.

Taxonomy: 207RN0300X

Education & Training

Rowan University School of Osteopathic Medicine (Class of 2009)

Practice Footprint

Mailing address

Po Box 1, Flourtown, PA 19031-0001

Differs from practice location

Virtual Internal Medicine Care With Heather Marie Mascio

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

Schedule a virtual visit with Heather Marie Mascio for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Chester 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 Heather Marie Mascio

NPI records show Dr. Mascio as active with telehealth listed in Chester, PA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (610) 872-8501.

Verified across 7 federal data sources

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

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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.

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