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Dr. Olisa Kingsley Ezegwu, MD
NPI1871089516PAC ID7012260920
- Part D claims, 2024
- 300
- Publications
- 5
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Industry payments
- $1,504
- Practice address
- 622 W 168th St, New York, NY 10032
- Practice phone
- Call (212) 297-4255
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Columbia University Irving Medical Center
New York, New York
Find Dr. Ezegwu'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. Olisa Kingsley Ezegwu is an internist in New York, New York
Dr. Ezegwu practices at Columbia University Irving Medical Center in New York, New York.
Dr. Ezegwu's NPI, 1871089516, was assigned on July 5, 2018. Dr. Ezegwu holds Illinois license 125071705.
NPI and contact details
- NPI
- 1871089516NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012260920
- NPI enumeration date
- July 5, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 297-4255
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Olisa Kingsley Ezegwu practices at Columbia University Irving Medical Center in New York, New York
Dr. Ezegwu's primary practice is Columbia University Irving Medical Center, at 622 W 168th St, New York, NY 10032 in New York County. The practice phone is (212) 297-4255.
- Columbia University Irving Medical Center622 W 168th St, New York, NY 10032 · New York CountyPhone(212) 297-4255
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Olisa Kingsley Ezegwu is affiliated with 3 sites of care and 3 medical groups
Dr. Ezegwu's primary practice is Columbia University Irving Medical Center in New York, New York. Dr. Ezegwu is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. The medical group on file is MedStar Medical Group. Dmand AI also links Dr. Ezegwu to 1 more hospital and 2 medical groups, each named with a free account.
Columbia University Irving Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Olisa Kingsley Ezegwu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ezegwu practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Columbia University Irving Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Olisa Kingsley Ezegwu is one of 9,643 internists in New York
Internal medicine is Dr. Ezegwu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ezegwu is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Ezegwu
Counts of internists 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. Olisa Kingsley Ezegwu's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Ezegwu's median patient age at 66, with 33% women.
Dr. Ezegwu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Olisa Kingsley Ezegwu wrote 300 Medicare Part D claims in 2024
In 2024, Dr. Ezegwu wrote 300 Medicare Part D claims for 30 patients. 80% of them were for generic drugs. CMS names the drug for 215 of them, across 9 drugs with 11 or more claims each, at $61,944 in total drug cost. In 2023, CMS named 221 claims across 9 drugs.
Part D claims, 2024300
Drugs named by CMS9
Total drug cost$61,944
Part D patients30
Dr. Ezegwu's Part D claims by kind of drug, 2024
- Generic240 claims80%
- Brand-name60 claims20%
Dr. Ezegwu'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2212024: 2153%
Drugs named by CMS: 9 in 2024, 9 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. Olisa Kingsley Ezegwu scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Ezegwu for performance year 2024, reported as part of a group. Dr. Ezegwu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ezegwu's MIPS scores, performance year 2024
- 95of 100Final score
- 74.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 85of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Olisa Kingsley Ezegwu has 5 publications on record
Dmand AI links 5 papers to Dr. Ezegwu, published from 2019 to 2022. 2019 was the busiest year, with 2. The most frequent topics are Inpatients. Dr. Ezegwu's most frequent co-authors are Emmanuel Akuna, MD, Ramtej Atluri, MD and Shweta Gupta, MD.
Papers5
Years published2019 to 2022
Dr. Ezegwu's papers by year, 2019 to 2022
Topics Dr. Ezegwu writes about most
- Inpatients
Dr. Ezegwu's most frequent co-authors
Recent publications by Dr. Ezegwu
Am J Hosp Palliat Care
Heart FailureInpatientsPalliative Care
J Clin Pharm Ther
Blood-Brain BarrierCentral Nervous SystemPaclitaxel
See who Dr. Ezegwu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ezegwu works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Olisa Kingsley Ezegwu received $1,504 in industry payments from 2022 to 2025
CMS Open Payments shows 33 general payments to Dr. Ezegwu from 9 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 85% of the total. Abbott Laboratories paid the most, $451.
General payments to Dr. Ezegwu by program year, 2022 to 2025
General payments to Dr. Ezegwu by kind, 2022 to 2025
$1.5Kin total
- Food and beverage$1,28385%
- Education$22215%
Companies that paid Dr. Ezegwu the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Olisa Kingsley Ezegwu'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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)Clinician Public Reporting: Overall MIPS Performance (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) |
| 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. Olisa Kingsley Ezegwu
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. Olisa Kingsley Ezegwu's NPI number?
Dr. Olisa Kingsley Ezegwu's NPI number is 1871089516. It was assigned on July 5, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Olisa Kingsley Ezegwu?
Dr. Olisa Kingsley Ezegwu is an internist in New York, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Olisa Kingsley Ezegwu practice?
Dr. Ezegwu practices at 622 W 168th St, New York, NY 10032. Dr. Ezegwu's primary practice is Columbia University Irving Medical Center in New York, New York. Dmand AI also links Dr. Ezegwu to 1 hospital and 2 medical groups.
What is Dr. Olisa Kingsley Ezegwu's office phone number?
The practice phone on file for Dr. Ezegwu is (212) 297-4255.
What is Dr. Olisa Kingsley Ezegwu's medical license number?
Dr. Ezegwu holds Illinois license 125071705.
Which hospitals is Dr. Olisa Kingsley Ezegwu affiliated with?
Dr. Ezegwu is affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. Dmand AI links Dr. Ezegwu to 1 more hospital.
What medical group is Dr. Olisa Kingsley Ezegwu part of?
Dr. Ezegwu is linked to MedStar Medical Group. Dmand AI links Dr. Ezegwu to 2 more medical groups.
Does Dr. Olisa Kingsley Ezegwu accept Medicare?
Yes. CMS lists Dr. Ezegwu as accepting Medicare assignment.
What is Dr. Olisa Kingsley Ezegwu's MIPS score?
Dr. Ezegwu's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
What drugs does Dr. Olisa Kingsley Ezegwu prescribe most?
In 2024 Medicare Part D data, Dr. Ezegwu's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Furosemide.
Show 4 more questionsShow fewer questions
Has Dr. Olisa Kingsley Ezegwu received payments from drug or device companies?
CMS Open Payments shows $1,504 in general payments to Dr. Ezegwu from 9 companies from 2022 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Olisa Kingsley Ezegwu been practicing?
Dr. Ezegwu graduated from medical school in 2015, 11 years ago.
Does Dr. Olisa Kingsley Ezegwu do research?
Dmand AI links 5 publications to Dr. Ezegwu, published from 2019 to 2022.
Who does Dr. Olisa Kingsley Ezegwu publish with?
Dr. Ezegwu's most frequent co-authors are Emmanuel Akuna, MD (1 shared paper), Ramtej Atluri, MD (1 shared paper) and Shweta Gupta, MD (1 shared paper).
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