Mark L Defazio, MD
Mark L Defazio is an Obstetrics & Gynecology specialist based in Brooklyn, NY with over 40 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Mark L Defazio, MD has practiced obstetrics & gynecology for 40+ years, working in independent practice. A State University of New York at Stony Brook, School of Medicine graduate since 1986, he brings 40+ years of experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data). CMS MIPS quality score: 90.38/100 (2023).
At a glance
- Federal MIPS score higher than 46% of MIPS-scored doctors in New York
- Virtual visits available — no app or travel required
Older · 5357dNPPES updated 2011-09-23 · verify NPI on CMS · Verify license at New York State Board for Medicine
Contact & Location
Practice Location
1301 82nd St, Brooklyn, NY 11228
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in New York.
MIPS Score
202390.38/100
New York avg: 87 · US avg: 83.6
✓ Higher than most doctors nationally(+6.8 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.
Medicare Patients
110
Unique beneficiaries
Standard volumePrescription Recipients
34
Patients prescribed
Prescriptions Written
69
Total claims
Total Medicare drug cost: $4k
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%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+2%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+3%) — 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 (+14%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-7%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$5.8k received from industry
6 transactions reported in 2024 ·High 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 Mark L Defazio's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1986
Renaissance School of Medicine at Stony Brook University
40 years in practice
Senior practitioner
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Taxonomy: 207V00000X
Education & Training
State University of New York at Stony Brook, School of Medicine (Class of 1986)
Mailing address
1301 82nd St Box 26, Brooklyn, NY 11228
Differs from practice location
Virtual Obstetrics & Gynecology Care With Mark L Defazio
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mark L Defazio for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Brooklyn 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 Mark L Defazio
Dr. Defazio is listed as active in the NPI registry with telehealth listed in Brooklyn, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (718) 836-3721.
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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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.
Contact Mark L Defazio
Practice Location
1301 82nd St, Brooklyn, NY 11228
Mailing Address
1301 82nd St Box 26, Brooklyn, NY 11228
This is a provider directory. Contact the office directly to schedule appointments.
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