BMC Cancer
Dr. Foluso N. Ogunleye, MD
- Medicare services, 2024
- 1,191
- Medicare patients, 2024
- 109
- Part D claims, 2024
- 1,460
- Publications
- 7
- Hospital affiliations
- 1
- Practice address
- 18000 Studebaker Rd, Cerritos, CA 90703
- Practice phone
- Call (310) 945-8112
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Oncology Institute - Downey Radiation Oncology
Cerritos, California
Find Dr. Ogunleye'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. Foluso N. Ogunleye is a hematologist and oncologist in Cerritos, California
Dr. Ogunleye practices at The Oncology Institute - Downey Radiation Oncology in Cerritos, California.
Dr. Ogunleye's NPI, 1972766772, was assigned on July 2, 2008. Dr. Ogunleye graduated from University of Benin Faculty of Medicine in 2001. Dr. Ogunleye's Nevada license number on file is 19016.
- NPI
- 1972766772NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446325559
- NPI enumeration date
- July 2, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 945-8112
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Foluso N. Ogunleye practices at The Oncology Institute - Downey Radiation Oncology in Cerritos, California
Dr. Ogunleye's primary practice is The Oncology Institute - Downey Radiation Oncology, at 18000 Studebaker Rd, Cerritos, CA 90703 in Los Angeles County. The practice phone is (310) 945-8112.
- The Oncology Institute - Downey Radiation Oncology18000 Studebaker Rd, Cerritos, CA 90703 · Los Angeles CountyPhone(310) 945-8112
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Foluso N. Ogunleye is affiliated with 4 sites of care and 3 medical groups
Dr. Ogunleye's primary practice is The Oncology Institute - Downey Radiation Oncology in Cerritos, California. Dr. Ogunleye is also affiliated with Temecula Valley Hospital. The medical group on file is The Oncology Institute of Hope and Innovation. Dmand AI also links Dr. Ogunleye to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Foluso N. Ogunleye's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ogunleye practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Oncology Institute - Downey Radiation Oncology | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Foluso N. Ogunleye is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Ogunleye's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Ogunleye is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Ogunleye's licenses on file in 8 states: Nevada, Arizona, California, Michigan, Georgia, Illinois, Iowa and Rhode Island.
Specialties and state licenses
- Hematology and oncology, NevadaPrimary
- Arizona license
- California license
- Michigan license
- Georgia license
- Illinois license
- Iowa license
- Rhode Island license
Clinical focus
Dmand AI lists breast cancer, chronic anemia, lung cancer, neutropenia, prostate cancer and purpura and thrombocytopenia among the conditions Dr. Ogunleye treats.
Hematologists and oncologists near Dr. Ogunleye
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. Foluso N. Ogunleye billed Medicare for 1,191 services in 2024
CMS data shows 1,191 Medicare services from Dr. Ogunleye across 9 procedure codes in 2024, for 109 Medicare patients. Medicare paid $25,346 for them. Every service was in an office.
Dr. Ogunleye's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 02024: 704
- Tests and treatments
- 2023: 2112024: 27530%
- Office and hospital visits
- 2023: 1892024: 17110%
- Lab and pathology
- 2023: 452024: 419%
Dr. Ogunleye compared with the California median for hematologists and oncologists, 2024
- Dr. Ogunleye
- California median
- Medicare services
- 1,191vs 93228% above
- Medicare patients
- 109vs 22552% below
- Part D claims
- 1,299vs 3943.3 times
Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.
Dr. Ogunleye'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ogunleye and other hematologists and oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Foluso N. Ogunleye treated 109 Medicare patients in 2024, average age 71
CMS counts 109 Medicare patients who saw Dr. Ogunleye in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.98, 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. Ogunleye's median patient age at 67, with 63% women.
Dr. Ogunleye's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ogunleye's Medicare patients by sex, 2024
- Women5550%
- Men5450%
Chronic conditions among Dr. Ogunleye's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Cancer44%
- Arthritis39%
- Diabetes37%
- Chronic kidney disease32%
- Ischemic heart disease24%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ogunleye's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Foluso N. Ogunleye wrote 1,460 Medicare Part D claims in 2024
In 2024, Dr. Ogunleye wrote 1,460 Medicare Part D claims for 279 patients. 69% of them were for generic drugs. CMS names the drug for 1,299 of them, across 37 drugs with 11 or more claims each, at $6,027,606 in total drug cost. In 2023, CMS named 1,160 claims across 33 drugs.
Dr. Ogunleye's Part D claims by kind of drug, 2024
- Generic1,008 claims69%
- Brand-name452 claims31%
Dr. Ogunleye'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. Ogunleye's Part D claims, 2024
- Opioids3%47 of 1,460 claims
- Antibiotics1%20 of 1,460 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: 1,1602024: 1,29912%
Drugs named by CMS: 37 in 2024, 33 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. Foluso N. Ogunleye offers telehealth to Medicare patients
Dr. Ogunleye accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ogunleye as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Foluso N. Ogunleye has 7 publications on record
Dmand AI links 7 papers to Dr. Ogunleye, published from 2016 to 2018. 2017 was the busiest year, with 3. Dr. Ogunleye has published most often in J Oncol Pract. Dr. Ogunleye's most frequent co-authors are Marianne T. Huben, DO, Zhou Yu and Leann Michelle Blankenship, MD.
Dr. Ogunleye's papers by year, 2016 to 2018
Dr. Ogunleye's most frequent co-authors
- Marianne T. Huben, DO2 shared papers
- Zhou Yu2 shared papers
- Leann Michelle Blankenship, MD1 shared paper
Recent publications by Dr. Ogunleye
J Oncol Pract
See who Dr. Ogunleye researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ogunleye works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Foluso N. Ogunleye received $14,717 in industry payments from 2016 to 2025
CMS Open Payments shows 620 general payments to Dr. Ogunleye from 70 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 82% of the total. AstraZeneca Pharmaceuticals LP paid the most, $2,096.
General payments to Dr. Ogunleye by program year, 2016 to 2025
General payments to Dr. Ogunleye by kind, 2016 to 2025
- Food and beverage$12,03182%
- Travel and lodging$1,1828%
- Education$1,0057%
- Device or supply loans$4993%
Companies that paid Dr. Ogunleye the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Foluso N. Ogunleye's committees and leadership roles
Dr. Ogunleye's committees and leadership roles
- Clinical trial review committee Rose Cancer Treatment CenterMember
- 2015 to 2016
Source: Dmand AI Professional Profile Data
Dr. Foluso N. Ogunleye graduated from University of Benin Faculty of Medicine
Dr. Ogunleye graduated from University of Benin Faculty of Medicine in 2001. Dr. Ogunleye is a member of ACP, AMA, ASCO, ASH and SHM.
- Medical school
- Board certified in hematology
- Board certified in internal medicine
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Foluso N. Ogunleye accepts plans from 16 insurance carriers
Dr. Ogunleye is in network with 16 carriers, including Excellus BlueCross BlueShield, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- United Healthcare
- Cigna
- Elevance
- Humana
- Aetna
- Blue Cross Blue Shield of Michigan
- HCSC
- +8 more carriersWith a free account
Plan types Dr. Ogunleye accepts, by number of carriers
- PPO10
- HMO9
- Medicare5
- POS3
- EPO2
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Foluso N. Ogunleye'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Foluso N. Ogunleye
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. Foluso N. Ogunleye's NPI number?
Dr. Foluso N. Ogunleye's NPI number is 1972766772. It was assigned on July 2, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Foluso N. Ogunleye?
Dr. Foluso N. Ogunleye is a hematologist and oncologist in Cerritos, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Foluso N. Ogunleye practice?
Dr. Ogunleye practices at 18000 Studebaker Rd, Cerritos, CA 90703. Dr. Ogunleye's primary practice is The Oncology Institute - Downey Radiation Oncology in Cerritos, California. Dmand AI also links Dr. Ogunleye to 2 group practices and clinics and 2 medical groups.
What is Dr. Foluso N. Ogunleye's office phone number?
The practice phone on file for Dr. Ogunleye is (310) 945-8112.
What is Dr. Foluso N. Ogunleye's medical license number?
Dr. Ogunleye's Nevada license number on file is 19016, one of the licenses on file in 8 states.
Which states has Dr. Foluso N. Ogunleye been licensed in?
Dmand AI has state licenses on file for Dr. Ogunleye in Nevada (2019 to 2025), Arizona (2017 to 2027), California (2018 to 2026), Michigan (2014 to 2018), Georgia (2011 to 2016), Illinois (2006 to 2014), Iowa (2008 to 2013) and Rhode Island (2005 to 2008).
Which hospitals is Dr. Foluso N. Ogunleye affiliated with?
Dr. Ogunleye is affiliated with Temecula Valley Hospital.
What medical group is Dr. Foluso N. Ogunleye part of?
Dr. Ogunleye is linked to The Oncology Institute of Hope and Innovation. Dmand AI links Dr. Ogunleye to 2 more medical groups.
Does Dr. Foluso N. Ogunleye accept Medicare?
Yes. CMS data shows Dr. Ogunleye billed Medicare for 1,191 services in 2024, and Dr. Ogunleye accepts Medicare assignment.
Does Dr. Foluso N. Ogunleye offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ogunleye as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Foluso N. Ogunleye see?
CMS counts 109 Medicare patients who saw Dr. Ogunleye in 2024, with an average age of 71.
Is Dr. Foluso N. Ogunleye board certified?
Yes. Dr. Ogunleye is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. Foluso N. Ogunleye bill to Medicare?
In 2024, Dr. Ogunleye's most billed Medicare services were injected or infused drug (J1100), office visit, established patient (99214) and infusion or chemotherapy administration (96367).
Where did Dr. Foluso N. Ogunleye go to medical school?
Dr. Ogunleye graduated from University of Benin Faculty of Medicine in 2001.
What drugs does Dr. Foluso N. Ogunleye prescribe most?
In 2024 Medicare Part D data, Dr. Ogunleye's most prescribed drugs by claims were Letrozole, Erleada and Gabapentin.
Has Dr. Foluso N. Ogunleye received payments from drug or device companies?
CMS Open Payments shows $14,717 in general payments to Dr. Ogunleye from 70 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Foluso N. Ogunleye been practicing?
Dr. Ogunleye graduated from medical school in 2001, 25 years ago.
Does Dr. Foluso N. Ogunleye do research?
Dmand AI links 7 publications to Dr. Ogunleye, published from 2016 to 2018.
Who does Dr. Foluso N. Ogunleye publish with?
Dr. Ogunleye's most frequent co-authors are Marianne T. Huben, DO (2 shared papers), Zhou Yu (2 shared papers) and Leann Michelle Blankenship, MD (1 shared paper).
What insurance does Dr. Foluso N. Ogunleye accept?
Dr. Ogunleye is in network with 16 carriers, including Excellus BlueCross BlueShield, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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