Doctor profile · Federal record

Dr. Sandrine Niyongere, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Baltimore, MD

  • NPI 1386908119
  • Accepts Medicare
  • MIPS 99.2 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
22 S Greene St
Baltimore, MD 212011544
(410) 328-8708
fax (410) 328-6896
Additional location
400 N McClurg CT Apt 3512
Chicago, IL 606114349
(334) 787-1042

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
May 11, 2018
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Maryland #D0085404 · Illinois #125061646

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386908119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
530
Distinct HCPCS
7
Medicare allowed
$63,144
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 266 52 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 123 55 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 36 26 $70
99215 Established patient office or other outpatient visit, 40-54 minutes 33 18 $152
99238 Hospital discharge day management, 30 minutes or less 31 28 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 24 $180
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $142

In context: peer comparison

Among 33 peers in this city , average services per provider: 1,998. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $32.51

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
267
Patients
11
Total drug cost
$632,000
Drug Type Claims Patients Total cost
Hydroxyurea Generic 48 0 $1,755
Imatinib Mesylate Generic 34 0 $169,928
Acyclovir Generic 32 0 $671
Ondansetron Hcl Generic 27 11 $828
Eliquis (Apixaban) Brand 19 0 $11,577
Cyclosporine Modified (Cyclosporine, Modified) Brand 17 0 $2,609
Sprycel (Dasatinib) Brand 17 0 $280,992
Metoprolol Tartrate Generic 15 0 $53
Amlodipine Besylate Generic 14 0 $166
Bosulif (Bosutinib) Brand 11 0 $162,017

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandrine Niyongere's medical specialty?
Dr. Sandrine Niyongere practices Hematology & Oncology Physician in Baltimore, MD.
Where does Dr. Sandrine Niyongere practice?
Dr. Sandrine Niyongere practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4103288708.
What is Dr. Sandrine Niyongere's NPI?
Dr. Sandrine Niyongere's National Provider Identifier (NPI) is 1386908119, issued by NPPES.
Does Dr. Sandrine Niyongere accept Medicare assignment?
Yes. Dr. Sandrine Niyongere accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandrine Niyongere commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.