Maureen C Fennell, M.D.

Cardiovascular Disease Internal Medicine

Internal Medicine

Maureen C Fennell is a Cardiovascular Disease Internal Medicine specialist based in Rockville, MD with over 35 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(240) 238-3760Rockville, MD
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Maureen C Fennell, M.D. practices as part of a group cardiologist practice in Rockville, MD. Trained at Jefferson Medical College of Thomas Jefferson University (class of 1991), she has been practicing for over 35 years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data). CMS MIPS quality score: 86.79/100 (2023).

At a glance

  • Uses generic medications more than 57% of reporting doctors in Maryland
  • Federal MIPS score higher than 75% of MIPS-scored doctors in Maryland
  • Virtual visits available — no app or travel required
1 of 129 Internal Medicine providers in MDSee all Internal Medicine in Rockville35+ years experienceNPI since 2006

Older · 4509dNPPES updated 2014-01-17 · verify NPI on CMS · Verify license at Maryland Board of Physicians

Contact & Location

Practice Location

15005 Shady Grove Rd Suite 340, Rockville, MD 20850-6340

Fax: (240) 238-3765
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor scores better than 75% of doctors in Maryland on federal quality measures, favors affordable generic drugs over brand-name ones.

MIPS Score

2023

86.79/100

Maryland avg: 77.8 · US avg: 83.6

Higher than most doctors nationally(+3.2 pts)

Better than 75% of MIPS-scored doctors in Maryland

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

Generic Rx

↑ Higher = better

89%

Maryland avg: 83.4 · US avg: 82.8

Higher than most doctors nationally(+6.2 pts)

Typical range among reporting doctors in Maryland

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

Medicare Patients

1,856

Unique beneficiaries

High volume

Prescription Recipients

334

Patients prescribed

Prescriptions Written

2,221

Total claims

Total Medicare drug cost: $368k

Percentile rankings compared against 2,391 reporting peers in Maryland.

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 (+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

Arthritis
Higher than avg (+4%)53%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

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

Ischemic Heart Disease
Higher than avg (+11%)43%

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

US avg: 31.7%

↑ More patients than average (+11%) — a focus area for this doctor

Diabetes
34%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%
Atrial Fibrillation
Higher than avg (+11%)33%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+11%) — a focus area for this doctor

Mood Disorders
32%

Conditions affecting emotional state, including depression and bipolar disorder

Chronic Kidney Disease
Higher than avg (+1%)31%

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

US avg: 29.6%

↑ More patients than average (+1%) — a focus area for this doctor

GeneralBehavioralNational avg

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

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 1991

    Sidney Kimmel Medical College at Thomas Jefferson University

  2. 35 years in practice

    Senior practitioner

Internal MedicineCardiovascular Disease in RockvilleAllopathic & Osteopathic Physicians

Cardiologists specialize in diagnosing and treating heart and blood vessel conditions including coronary artery disease, heart failure, arrhythmias, valve disorders, and hypertension. They perform diagnostic procedures such as echocardiograms, stress tests, and cardiac catheterization.

Taxonomy: 207RC0000X

Education & Training

Jefferson Medical College of Thomas Jefferson University (Class of 1991)

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 500026

View hospital on Medicare Care Compare

Virtual Cardiovascular Disease Care With Maureen C Fennell

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

Schedule a virtual visit with Maureen C Fennell for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Rockville 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 Maureen C Fennell

Dr. Fennell is listed as active in the NPI registry with telehealth listed in Rockville, MD. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (240) 238-3760.

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.

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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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