Mohammadbagher Ziari, MD
Mohammadbagher Ziari is a Hematology & Oncology specialist based in Corona, CA with over 31 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
With over 31 years in internal medicine, Mohammadbagher Ziari, MD is a long-established hematology & oncology specialist in Corona. He has been practicing since 2007 — over 31 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 99.13/100 (2023).
At a glance
- Federal MIPS score higher than 89% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 1997dNPPES updated 2020-12-03 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
1280 Corona Pointe Ct Ste 112, Corona, CA 92879-1770
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 89% of doctors in California on federal quality measures.
MIPS Score
202399.13/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+15.5 pts)
Better than 89% of MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better8.38%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+3.3 pts)
8.38% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better78.7%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-4.1 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
315
Unique beneficiaries
Standard volumePrescription Recipients
99
Patients prescribed
Prescriptions Written
370
Total claims
Total Medicare drug cost: $790k
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, 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%A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+10%) — 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 (+23%) — 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 (+7%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-7%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$282.2k received from industry
271 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 Mohammadbagher Ziari's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Dec 2, 2020
Self-reported via NPPES
31 years in practice
Senior practitioner
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
Mailing address
Po Box 512185, Los Angeles, CA 90051-0185
Differs from practice location
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194098
View hospital on Medicare Care CompareVirtual Hematology & Oncology Care With Mohammadbagher Ziari
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mohammadbagher Ziari for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Corona 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 Mohammadbagher Ziari
Dr. Ziari is listed as active in the NPI registry with telehealth listed in Corona, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (951) 898-2828.
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 Mohammadbagher Ziari
Practice Location
1280 Corona Pointe Ct Ste 112, Corona, CA 92879-1770
Mailing Address
Po Box 512185, Los Angeles, CA 90051-0185
This is a provider directory. Contact the office directly to schedule appointments.
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