Dr. Sandrine Niyongere, MD
- Medicare services, 2024
- 517
- Medicare patients, 2024
- 139
- Part D claims, 2024
- 557
- Publications
- 22
- Clinical trials
- 1
- Practice address
- 22 South Greene Street, Baltimore, MD 21201
- Practice phone
- Call (410) 328-8667
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Niyongere'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. Sandrine Niyongere is a hematologist and oncologist in Baltimore, Maryland
Dr. Niyongere practices at University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System.
Dr. Niyongere's NPI, 1386908119, was assigned on June 26, 2012. Dr. Niyongere holds Maryland license D0085404.
- NPI
- 1386908119NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638424591
- NPI enumeration date
- June 26, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 328-8667
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sandrine Niyongere practices at University of Maryland Medical Center in Baltimore, Maryland
Dr. Niyongere's primary practice is University of Maryland Medical Center, at 22 South Greene Street, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 328-8667.
- University of Maryland Medical Center22 South Greene Street, Baltimore, MD 21201 · Baltimore CityPhone(410) 328-8667
Source: Dmand AI Affiliation Data
Dr. Sandrine Niyongere is affiliated with 1 site of care and 1 medical group
Dr. Niyongere's primary practice is University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System. The medical group on file is University of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center (UMGCCC).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sandrine Niyongere's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niyongere practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sandrine Niyongere is one of 245 hematologists and oncologists in Maryland
Hematology and oncology is Dr. Niyongere's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Niyongere's licenses on file in 2 states: Maryland and Illinois.
Specialties and state licenses
- Hematology and oncology, MarylandPrimary
- Internal medicine, Illinois
Hematologists and oncologists near Dr. Niyongere
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. Sandrine Niyongere billed Medicare for 517 services in 2024
CMS data shows 517 Medicare services from Dr. Niyongere across 7 procedure codes in 2024, for 139 Medicare patients. Medicare paid $40,783 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Niyongere's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5302024: 43618%
- Other services
- 2023: 02024: 81
Dr. Niyongere compared with the Maryland median for hematologists and oncologists, 2024
- Dr. Niyongere
- Maryland median
- Medicare services
- 517vs 1,88473% below
- Medicare patients
- 139vs 39665% below
- Part D claims
- 383vs 383Close to median
Medians across 205 hematologists and oncologists in Maryland with Dmand AI profiles that report each measure.
Dr. Niyongere'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sandrine Niyongere treated 139 Medicare patients in 2024, average age 70
CMS counts 139 Medicare patients who saw Dr. Niyongere in 2024. The largest group is 65 to 74, with 62 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 33% are also on Medicaid. Their average risk score is 2.89, 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. Niyongere's median patient age at 65, with 54% women.
Dr. Niyongere's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Niyongere's Medicare patients by sex, 2024
- Women7856%
- Men6144%
Chronic conditions among Dr. Niyongere's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Diabetes50%
- Arthritis47%
- Mood disorders39%
- Chronic kidney disease38%
- Depression37%
- Anxiety32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Niyongere's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women54%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sandrine Niyongere wrote 557 Medicare Part D claims in 2024
In 2024, Dr. Niyongere wrote 557 Medicare Part D claims for 52 patients. 72% of them were for generic drugs. CMS names the drug for 383 of them, across 19 drugs with 11 or more claims each, at $1,044,317 in total drug cost. In 2023, CMS named 267 claims across 13 drugs.
Dr. Niyongere's Part D claims by kind of drug, 2024
- Generic402 claims72%
- Brand-name and other155 claims28%
Dr. Niyongere'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. Niyongere's Part D claims, 2024
- Opioids5%27 of 557 claims
- Antibiotics6%35 of 557 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: 2672024: 38343%
Drugs named by CMS: 19 in 2024, 13 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. Sandrine Niyongere offers telehealth to Medicare patients
Dr. Niyongere accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Niyongere as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sandrine Niyongere has 22 publications on record
Dmand AI links 22 papers to Dr. Niyongere, published from 2014 to 2024. 2020 was the busiest year, with 4. The most frequent topics are Leukemia, Myeloid, Acute, Antineoplastic Combined Chemotherapy Protocols and Leukemia, Myelomonocytic, Chronic. Dr. Niyongere has published most often in Leukemia. Dr. Niyongere's most frequent co-authors are Ashkan Emadi, MD, PhD, Vu H. Duong, MD and Maria R. Baer, MD.
Dr. Niyongere's papers by year, 2014 to 2024
Topics Dr. Niyongere writes about most
- Leukemia, Myeloid, Acute
- Antineoplastic Combined Chemotherapy Protocols
- Leukemia, Myelomonocytic, Chronic
- Antineoplastic Agents
- Biomarkers, Tumor
- Bridged Bicyclo Compounds, Heterocyclic
- Cytokines
- Leukemia, Myelogenous, Chronic, BCR-ABL Positive
Dr. Niyongere's most frequent co-authors
- Ashkan Emadi, MD, PhD13 shared papers
- Vu H. Duong, MD12 shared papers
- Maria R. Baer, MD9 shared papers
Recent publications by Dr. Niyongere
See who Dr. Niyongere researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Niyongere 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. Sandrine Niyongere has worked on 1 clinical trial
Dmand AI links Dr. Niyongere to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Leukemia, Myeloid, Acute and Leukemia, Myeloid.
Conditions in Dr. Niyongere's trials
- Leukemia, Myeloid, Acute
- Leukemia, Myeloid
Investigators on the most trials with Dr. Niyongere
Recent clinical trials with Dr. Niyongere
A Phase 1b Study With Expansion Cohort of Escalating Doses of KRT-232 (AMG 232) Administered in Combination With Standard Induction Chemotherapy (Cytarabine and Idarubicin) in Newly Diagnosed Acute Myelogenous Leukemia (AML) (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Sandrine Niyongere received $2,904 in industry payments from 2016 to 2025
CMS Open Payments shows 19 general payments to Dr. Niyongere from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 68% of the total. Eli Lilly and Company paid the most, $1,925.
General payments to Dr. Niyongere by program year, 2016 to 2025
General payments to Dr. Niyongere by kind, 2016 to 2025
- Food and beverage$1,97168%
- Travel and lodging$79527%
- Education$1385%
Companies that paid Dr. Niyongere 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. Sandrine Niyongere'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Sandrine Niyongere
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. Sandrine Niyongere's NPI number?
Dr. Sandrine Niyongere's NPI number is 1386908119. It was assigned on June 26, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandrine Niyongere?
Dr. Sandrine Niyongere is a hematologist and oncologist in Baltimore, Maryland. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Sandrine Niyongere practice?
Dr. Niyongere practices at 22 South Greene Street, Baltimore, MD 21201. Dr. Niyongere's primary practice is University of Maryland Medical Center in Baltimore, Maryland, part of University of Maryland Medical System.
What is Dr. Sandrine Niyongere's office phone number?
The practice phone on file for Dr. Niyongere is (410) 328-8667.
What is Dr. Sandrine Niyongere's medical license number?
Dr. Niyongere holds Maryland license D0085404, one of the licenses on file in 2 states.
Which states has Dr. Sandrine Niyongere been licensed in?
Dmand AI has state licenses on file for Dr. Niyongere in Maryland and Illinois.
Which hospitals is Dr. Sandrine Niyongere affiliated with?
Dr. Niyongere practices at University of Maryland Medical Center in Baltimore, Maryland.
What medical group is Dr. Sandrine Niyongere part of?
Dr. Niyongere is linked to University of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center (UMGCCC).
Does Dr. Sandrine Niyongere accept Medicare?
Yes. CMS data shows Dr. Niyongere billed Medicare for 517 services in 2024, and Dr. Niyongere accepts Medicare assignment.
Does Dr. Sandrine Niyongere offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Niyongere as offering telehealth services.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Sandrine Niyongere see?
CMS counts 139 Medicare patients who saw Dr. Niyongere in 2024, with an average age of 70.
What services does Dr. Sandrine Niyongere bill to Medicare?
In 2024, Dr. Niyongere's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99214) and medicare service (G2211).
What drugs does Dr. Sandrine Niyongere prescribe most?
In 2024 Medicare Part D data, Dr. Niyongere's most prescribed drugs by claims were Imatinib Mesylate, Acyclovir and Hydroxyurea.
Has Dr. Sandrine Niyongere received payments from drug or device companies?
CMS Open Payments shows $2,904 in general payments to Dr. Niyongere from 10 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Sandrine Niyongere been practicing?
Dr. Niyongere graduated from medical school in 2012, 14 years ago.
Does Dr. Sandrine Niyongere do research?
Dmand AI links 22 publications to Dr. Niyongere, published from 2014 to 2024. Dr. Niyongere has worked on 1 clinical trial.
Who does Dr. Sandrine Niyongere publish with?
Dr. Niyongere's most frequent co-authors are Ashkan Emadi, MD, PhD (13 shared papers), Vu H. Duong, MD (12 shared papers) and Maria R. Baer, MD (9 shared papers).
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