Douglas Lienesch, MD

Rheumatology Internal Medicine

Douglas Lienesch is a Rheumatology Internal Medicine specialist based in Newark, DE with over 37 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(302) 623-4390Newark, DE
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Douglas Lienesch, MD has practiced internal medicine for 37+ years, working in group practice. He has been in practice for 37+ years. Among his Medicare patients, common conditions include high cholesterol, arthritis, and hypertension (per CMS data).

At a glance

  • Prescribes opioids less than 20% of reporting doctors in Delaware
  • Uses generic medications more than 39% of reporting doctors in Delaware
  • Virtual visits available — no app or travel required
1 of 9 Internal Medicine providers in DESee all Internal Medicine in Newark37+ years experienceNPI since 2006

Older · 2453dNPPES updated 2019-09-05 · verify NPI on CMS · Verify license at Delaware Board of Medical Licensure & Discipline

Contact & Location

Practice Location

4735 Ogletown Stanton Rd Ste 2201, Newark, DE 19713-8000

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

2.37%

Delaware avg: 4 · US avg: 5.1

Higher than most doctors nationally(-2.7 pts)

2.37% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

87.2%

Delaware avg: 84.9 · US avg: 82.8

Higher than most doctors nationally(+4.4 pts)

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

Medicare Patients

465

Unique beneficiaries

Standard volume

Prescription Recipients

459

Patients prescribed

Prescriptions Written

2,402

Total claims

Total Medicare drug cost: $1.61M

Percentile rankings compared against 134 reporting peers in Delaware.

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, Arthritis, and Hypertension.

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 (+26%)75%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+26%) — a focus area for this doctor

Hypertension
Higher than avg (+4%)74%

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

US avg: 70.2%

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

Osteoporosis
Higher than avg (+20%)38%

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

US avg: 18.1%

↑ More patients than average (+20%) — a focus area for this doctor

Diabetes
Lower than avg (-3%)31%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

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

Anxiety Disorders
Lower than avg (-4%)30%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-4%) — less common here

Mood Disorders
30%

Conditions affecting emotional state, including depression and bipolar disorder

Ischemic Heart Disease
Lower than avg (-4%)28%

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

US avg: 31.7%

↓ Fewer patients than average (-4%) — less common here

GeneralBehavioralNational avg

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

Industry Payment Transparency

$248 received from industry

10 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 Douglas Lienesch's NPI.

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Background & Specialty

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

Career Journey
  1. 37 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Rheumatologists treat autoimmune and inflammatory conditions including rheumatoid arthritis, lupus, psoriatic arthritis, gout, osteoarthritis, and vasculitis. They manage biologic therapies and joint-preserving treatments.

Taxonomy: 207RR0500X

Practice Footprint

Mailing address

200 Hygeia Dr Ste 2300, Newark, DE 19713-2049

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 490007

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Douglas Lienesch

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

Schedule a virtual visit with Douglas Lienesch for cholesterol management, arthritis follow-ups, blood pressure monitoring — no travel to Newark 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 Douglas Lienesch

Dr. Lienesch is listed as active in the NPI registry with telehealth listed in Newark, DE. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (302) 623-4390.

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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