Darren Reich Blumberg, M.D.

Gastroenterology Internal Medicine

Darren Reich Blumberg is a Gastroenterology Internal Medicine specialist based in Florham Park, NJ with over 34 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(973) 401-0500Florham Park, NJ
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 34 years in internal medicine, Darren Reich Blumberg, M.D. is a long-established gastroenterologist in Florham Park. He has been in practice for 34+ years. Among his Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data).

1 of 257 Internal Medicine providers in NJSee all Internal Medicine in Florham Park34+ years experienceNPI since 2006

Older · 3127dNPPES updated 2017-10-30 · verify NPI on CMS · Verify license at New Jersey State Board of Medical Examiners

Contact & Location

Practice Location

140 Park Ave, Florham Park, NJ 07932-1049

Fax: (973) 401-9306
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

729

Unique beneficiaries

High volume

Prescription Recipients

638

Patients prescribed

Prescriptions Written

2,427

Total claims

Total Medicare drug cost: $961k

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, Hypertension, and Arthritis.

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Hypertension
73%

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

Arthritis
44%

Joint inflammation causing pain, swelling, and stiffness

Ischemic Heart Disease
31%

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

Diabetes
25%

A condition where the body cannot properly regulate blood sugar levels

Anxiety Disorders
25%

Excessive worry or fear that interferes with daily life

Osteoporosis
21%

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

GeneralBehavioralNational avg

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

Industry Payment Transparency

$1.6k received from industry

101 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 Darren Reich Blumberg's NPI.

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Background & Specialty

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

Career Journey
  1. 34 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.

Taxonomy: 207RG0100X

Practice Footprint

Mailing address

65 Ridgedale Ave, Cedar Knolls, NJ 07927-1313

Differs from practice location

Virtual Internal Medicine Care With Darren Reich Blumberg

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

Schedule a virtual visit with Darren Reich Blumberg for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Florham Park 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 Darren Reich Blumberg

NPI records show Dr. Blumberg as active with telehealth listed in Florham Park, NJ. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (973) 401-0500.

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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