Nataliya Mar, MD
Nataliya Mar is a Hematology & Oncology specialist based in Orange, CA with over 17 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Nataliya Mar, MD practices as part of a group hematology & oncology specialist practice in Orange, CA. Trained at State University of Ny Upstate Medical University (class of 2009), she has been practicing for over 17 years. Among her Medicare patients, common conditions include hypertension, cancer, and high cholesterol (per CMS data). CMS MIPS quality score: 100/100 (2023).
At a glance
- Federal MIPS score higher than 93% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 2937dNPPES updated 2018-05-08 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
101 the City Drive South Building 56, Room 243, Orange, CA 92868-3201
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 93% of doctors in California on federal quality measures.
MIPS Score
2023100/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+16.4 pts)
Top 7% of MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better5.37%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+0.3 pts)
5.37% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Medicare Patients
211
Unique beneficiaries
Standard volumePrescription Recipients
133
Patients prescribed
Prescriptions Written
1,284
Total claims
Total Medicare drug cost: $3.69M
Percentile rankings compared against 9,360 reporting peers in California.
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, Cancer, and High Cholesterol.
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
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+54%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+3%) — 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 (+25%) — 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 (+15%) — 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 (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-10%) — less common here
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+1%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$29.0k received from industry
39 transactions reported in 2024 ·Very 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 Nataliya Mar's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2009
State University of Ny Upstate Medical University
17 years in practice
Experienced
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Taxonomy: 207RH0003X
Education & Training
State University of Ny Upstate Medical University (Class of 2009)
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194098
View hospital on Medicare Care CompareVirtual Hematology & Oncology Care With Nataliya Mar
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Nataliya Mar for blood pressure monitoring, follow-up consultations, cholesterol management — no travel to Orange 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 Nataliya Mar
Dr. Mar is listed as active in the NPI registry with telehealth listed in Orange, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 456-8000.
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 Nataliya Mar
Practice Location
101 the City Drive South Building 56, Room 243, Orange, CA 92868-3201
Mailing Address
101 the City Drive South Building 56, Room 243, Orange, CA 92868-3201
This is a provider directory. Contact the office directly to schedule appointments.
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