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

Rebecca Alisa Leff

Individual provider Emergency Medicine Physician · NPI 1972180883

Rebecca Alisa Leff is an Emergency Medicine in Washington, District of Columbia. Qualified in 2021, 5 years ago. Practices with Coastal Medical Associates, a 446-clinician group and accepts Medicare assignment. Licensed in District of Columbia, Massachusetts and Minnesota.

Years since qualifying
5
Licensed in
DC, MA, MN
In the registry since
2021
Specialties on file
5
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Practice location Address checks out

111 Michigan Ave NW
Washington, DC 20010-2916
Phone: (202) 476-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD600005609 (DC)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 1018799 (MA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 71987 (MN)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 31656 (MN)
Pediatric Emergency Medicine (Emergency Medicine) Physician Taxonomy 207PP0204X · Licence MD600005609 (DC)

Record details

NPI number1972180883
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 26, 2021
Last updated in NPPESJuly 10, 2026
Certification dateJuly 10, 2026

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Coastal Medical Associates — 446 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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