Doctor profile · Federal record

Dr. Elizabeth Guevara, MD

Hematology & Oncology Physician (CMS: Hematology) · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Medical Oncology Physician · Brooklyn, NY

  • NPI 1902858756
  • Accepts Medicare
  • 47 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
240 Willoughby St, 5Th Fls
Brooklyn, NY 11201
(718) 250-6960
fax (718) 250-6493
Mailing address
18116 Henley RD
Jamaica, NY 114322307

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 23, 2011
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
New York #167703
Medicaid
NY #01844944

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902858756. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
88
Distinct HCPCS
3
Medicare allowed
$8,789
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 54 22 $111
99213 Established patient office or other outpatient visit, 20-29 minutes 22 17 $75
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 12 11 $96

In context: peer comparison

Among 29 peers in this city , average services per provider: 673. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
60
Patients
0
Total drug cost
$210,316
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 14 0 $13,469
Prednisone Generic 13 0 $118
Anastrozole Generic 11 0 $151
Imatinib Mesylate Generic 11 0 $38,024
Ninlaro (Ixazomib Citrate) Brand 11 0 $158,554

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Guevara's medical specialty?
Dr. Elizabeth Guevara practices Hematology & Oncology Physician in Brooklyn, NY.
Where does Dr. Elizabeth Guevara practice?
Dr. Elizabeth Guevara practices at 240 Willoughby St, Brooklyn, NY 11201. Office phone: 7182506960.
What is Dr. Elizabeth Guevara's NPI?
Dr. Elizabeth Guevara's National Provider Identifier (NPI) is 1902858756, issued by NPPES.
Does Dr. Elizabeth Guevara accept Medicare assignment?
Yes. Dr. Elizabeth Guevara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Guevara commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.