Mathew Lonberg, MD
Mathew Lonberg is a Hematology Internal Medicine specialist based in Nyack, NY with over 45 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Mathew Lonberg, MD practices as part of a group hematologist practice in Nyack, NY. A University of Virginia School of Medicine graduate since 1981, he brings 45+ years of experience. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data). CMS MIPS quality score: 75/100 (2023).
At a glance
- Prescribes opioids less than 26% of reporting doctors in New York
- Federal MIPS score higher than 7% of MIPS-scored doctors in New York
- Virtual visits available — no app or travel required
Older · 5800dNPPES updated 2010-07-06 · verify NPI on CMS · Verify license at New York State Board for Medicine
Contact & Location
Practice Location
255 Fifth Avenue, Nyack, NY 10960-1824
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively.
MIPS Score
202375/100
New York avg: 87 · US avg: 83.6
⚠ Lower than most doctors nationally(-8.6 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better1.87%
New York avg: 3.5 · US avg: 5.1
✓ Higher than most doctors nationally(-3.2 pts)
1.87% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better50.8%
New York avg: 82 · US avg: 82.8
⚠ Lower than most doctors nationally(-32 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
808
Unique beneficiaries
High volumePrescription Recipients
207
Patients prescribed
Prescriptions Written
1,123
Total claims
Total Medicare drug cost: $4.90M
Percentile rankings compared against 8,064 reporting peers in New York.
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.
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.
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
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+6%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+7%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+5%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+15%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+3%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-6%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$1.2k received from industry
55 transactions reported in 2024 ·Moderate tier
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 Mathew Lonberg's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1981
University of Virginia School of Medicine
45 years in practice
Senior practitioner
Hematologists specialize in blood disorders including anemia, clotting disorders, hemophilia, sickle cell disease, lymphoma, leukemia, and other blood cancers. They manage anticoagulation therapy and blood transfusions.
Taxonomy: 207RH0000X
Education & Training
University of Virginia School of Medicine (Class of 1981)
Virtual Internal Medicine Care With Mathew Lonberg
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mathew Lonberg for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Nyack 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 Mathew Lonberg
Dr. Lonberg is listed as active in the NPI registry with telehealth listed in Nyack, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (845) 362-1750.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Mathew Lonberg
Practice Location
255 Fifth Avenue, Nyack, NY 10960-1824
Mailing Address
255 Fifth Avenue, Nyack, NY 10960-1824
This is a provider directory. Contact the office directly to schedule appointments.
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