Dr. Hasan Aijaz Rizvi, MD
- Medicare services, 2024
- 671
- Medicare patients, 2024
- 231
- Part D claims, 2024
- 545
- Hospital affiliations
- 5
- Industry payments
- $9,642
- Practice address
- 515 Main Street, Olean, NY 14760
- Practice phone
- Call (716) 373-2600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rizvi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Hasan Aijaz Rizvi is a hematologist and oncologist in Olean, New York
Dr. Rizvi practices at Olean General Hospital in Olean, New York, part of Kaleida Health.
Dr. Rizvi's NPI, 1780657148, was assigned on February 8, 2006. Dr. Rizvi holds New York license 158747.
- NPI
- 1780657148NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486789542
- NPI enumeration date
- February 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (716) 373-2600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hasan Aijaz Rizvi practices at Olean General Hospital in Olean, New York
Dr. Rizvi's primary practice is Olean General Hospital, at 515 Main Street, Olean, NY 14760 in Cattaraugus County. The practice phone is (716) 373-2600.
- Olean General Hospital515 Main Street, Olean, NY 14760 · Cattaraugus CountyPhone(716) 373-2600
Source: Dmand AI Affiliation Data
Dr. Hasan Aijaz Rizvi is affiliated with 5 sites of care and 3 medical groups
Dr. Rizvi's primary practice is Olean General Hospital in Olean, New York, part of Kaleida Health. Dr. Rizvi is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is Foothills Medical Group. Dmand AI also links Dr. Rizvi to 3 more hospitals and 2 medical groups, each named with a free account. Dr. Rizvi's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hasan Aijaz Rizvi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rizvi practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Olean General Hospital | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Kaleida Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Hasan Aijaz Rizvi is one of 996 hematologists and oncologists in New York
Hematology and oncology is Dr. Rizvi's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Rizvi is licensed in New York.
Specialties and state licenses
- Hematology and oncology, New YorkPrimary
Hematologists and oncologists near Dr. Rizvi
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hasan Aijaz Rizvi billed Medicare for 671 services in 2024
CMS data shows 671 Medicare services from Dr. Rizvi across 5 procedure codes in 2024, for 231 Medicare patients. Medicare paid $63,794 for them.
Dr. Rizvi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7172024: 6716%
Where Dr. Rizvi's Medicare services took place, 2024
- In an office46469%
- In a facility20731%
Dr. Rizvi compared with the New York median for hematologists and oncologists, 2024
- Dr. Rizvi
- New York median
- Medicare services
- 671vs 668Close to median
- Medicare patients
- 231vs 21010% above
- Part D claims
- 345vs 25834% above
Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.
Dr. Rizvi's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Rizvi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rizvi and other hematologists and oncologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hasan Aijaz Rizvi treated 231 Medicare patients in 2024, average age 74
CMS counts 231 Medicare patients who saw Dr. Rizvi in 2024. The largest group is 65 to 74, with 93 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.14, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Rizvi's median patient age at 68, with 57% women.
Dr. Rizvi's Medicare patients by age, 2024
Dr. Rizvi's Medicare patients by sex, 2024
- Women12152%
- Men11048%
Chronic conditions among Dr. Rizvi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Cancer43%
- Chronic kidney disease42%
- COPD41%
- Anxiety39%
- Heart failure38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rizvi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hasan Aijaz Rizvi wrote 545 Medicare Part D claims in 2024
In 2024, Dr. Rizvi wrote 545 Medicare Part D claims for 145 patients. 75% of them were for generic drugs. CMS names the drug for 345 of them, across 12 drugs with 11 or more claims each, at $305,176 in total drug cost. In 2023, CMS named 657 claims across 29 drugs.
Dr. Rizvi's Part D claims by kind of drug, 2024
- Generic410 claims75%
- Brand-name135 claims25%
Dr. Rizvi's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Rizvi's Part D claims, 2024
- Opioids2%12 of 545 claims
- Antibiotics4%23 of 545 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6572024: 34547%
Drugs named by CMS: 12 in 2024, 29 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Hasan Aijaz Rizvi offers telehealth to Medicare patients
Dr. Rizvi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rizvi as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Hasan Aijaz Rizvi received $9,642 in industry payments from 2016 to 2025
CMS Open Payments shows 379 general payments to Dr. Rizvi from 62 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 77% of the total. Abbott Laboratories paid the most, $1,670.
General payments to Dr. Rizvi by program year, 2016 to 2025
General payments to Dr. Rizvi by kind, 2016 to 2025
- Food and beverage$7,41077%
- Speaker and faculty fees$1,67017%
- Education$5636%
Companies that paid Dr. Rizvi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Hasan Aijaz Rizvi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Hasan Aijaz Rizvi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Hasan Aijaz Rizvi's NPI number?
Dr. Hasan Aijaz Rizvi's NPI number is 1780657148. It was assigned on February 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hasan Aijaz Rizvi?
Dr. Hasan Aijaz Rizvi is a hematologist and oncologist in Olean, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Hasan Aijaz Rizvi practice?
Dr. Rizvi practices at 515 Main Street, Olean, NY 14760. Dr. Rizvi's primary practice is Olean General Hospital in Olean, New York, part of Kaleida Health. Dmand AI also links Dr. Rizvi to 3 hospitals and 2 medical groups.
What is Dr. Hasan Aijaz Rizvi's office phone number?
The practice phone on file for Dr. Rizvi is (716) 373-2600.
What is Dr. Hasan Aijaz Rizvi's medical license number?
Dr. Rizvi holds New York license 158747.
Which hospitals is Dr. Hasan Aijaz Rizvi affiliated with?
Dr. Rizvi practices at Olean General Hospital in Olean, New York. Dr. Rizvi is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. Dmand AI links Dr. Rizvi to 3 more hospitals.
What medical group is Dr. Hasan Aijaz Rizvi part of?
Dr. Rizvi is linked to Foothills Medical Group. Dmand AI links Dr. Rizvi to 2 more medical groups.
Does Dr. Hasan Aijaz Rizvi accept Medicare?
Yes. CMS data shows Dr. Rizvi billed Medicare for 671 services in 2024, and Dr. Rizvi accepts Medicare assignment.
Does Dr. Hasan Aijaz Rizvi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Rizvi as offering telehealth services.
How many Medicare patients does Dr. Hasan Aijaz Rizvi see?
CMS counts 231 Medicare patients who saw Dr. Rizvi in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Hasan Aijaz Rizvi bill to Medicare?
In 2024, Dr. Rizvi's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and hospital inpatient care (99232).
What drugs does Dr. Hasan Aijaz Rizvi prescribe most?
In 2024 Medicare Part D data, Dr. Rizvi's most prescribed drugs by claims were Anastrozole, Prednisone and Megestrol Acetate.
Has Dr. Hasan Aijaz Rizvi received payments from drug or device companies?
CMS Open Payments shows $9,642 in general payments to Dr. Rizvi from 62 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Hasan Aijaz Rizvi been practicing?
Dr. Rizvi graduated from medical school in 1975, 51 years ago.
Selling to hematology and oncology practices?
See hematologists and oncologists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card