Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Ummekalsoom Rahman Malik, MD

Individual provider Hematology & Oncology Physician · NPI 1124021209

Ummekalsoom Rahman Malik, MD is an Internal Medicine in Lake Success, New York. Qualified in 1983, 43 years ago. Practices with Optum Medical Care PC, a 1,018-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
43
Licensed in
NY
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

410 Lakeville Rd Ste 311
Lake Success, NY 11042-1103
Phone: (516) 358-2400
Fax: (516) 358-5454
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 182743 (NY)

Record details

NPI number1124021209
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 23, 2005
Last updated in NPPESSeptember 18, 2007
Mailing address410 Lakeville Rd, Ste 311, Lake Success, NY 11042-1103

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Optum Medical Care Pc — 1018 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Lake Success