Margaret M Andersen, MD
Margaret M Andersen, MD has been part of the Valhalla medical community since 2006 in group practice. She graduated from State University of New York at Stony Brook, School of Medicine in 1994 and has 32+ years of clinical experience. Among her Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data). CMS MIPS quality score: 91.58/100 (2023).
At a glance
- Uses generic medications more than 55% of reporting doctors in New York
- Federal MIPS score higher than 60% of MIPS-scored doctors in New York
- Virtual visits available — no app or travel required
Older · 3478dNPPES updated 2016-10-27 · verify on CMS
Contact & Location
Practice Location
465 Columbus Ave Ste 370, Valhalla, NY 10595-1336
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in New York, favors affordable generic drugs over brand-name ones.
MIPS Score
202391.58/100
New York avg: 87 · US avg: 83.6
✓ Higher than most doctors nationally(+8 pts)
Average range among MIPS-scored doctors in New YorkHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better87.5%
New York avg: 82 · US avg: 82.8
✓ Higher than most doctors nationally(+4.7 pts)
Typical range among reporting doctors in New YorkHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
177
Unique beneficiaries
Standard volumePrescription Recipients
275
Patients prescribed
Prescriptions Written
1,947
Total claims
Total Medicare drug cost: $199k
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 High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-6%) — less common here
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-11%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-12%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+9%) — a focus area for this doctor
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.
Graduated medical school · 1994
Renaissance School of Medicine at Stony Brook University
32 years in practice
Senior practitioner
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Taxonomy: 207R00000X
Education & Training
State University of New York at Stony Brook, School of Medicine (Class of 1994)
Virtual Internal Medicine Care With Margaret M Andersen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Margaret M Andersen for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Valhalla 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 Margaret M Andersen
NPI records show Dr. Andersen as active with telehealth listed in Valhalla, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (914) 769-1600.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Margaret M Andersen
Practice Location
465 Columbus Ave Ste 370, Valhalla, NY 10595-1336
Mailing Address
465 Columbus Ave Ste 370, Valhalla, NY 10595-1336
This is a provider directory. Contact the office directly to schedule appointments.
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