Rebecca Alisa Leff
- Part D claims, 2024
- 27
- Hospital affiliations
- 2
- Medical groups
- 4
- State licenses
- 2
- Year NPI issued
- 2021
- Practice address
- 800 Washington Street, Boston, MA 02111
- Practice phone
- Call (617) 636-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Rebecca Leff'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.
Rebecca Alisa Leff is an emergency medicine physician in Boston, Massachusetts
Rebecca Leff practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Rebecca Leff's NPI, 1972180883, was assigned on March 26, 2021. Rebecca Leff holds Massachusetts license 1018799.
- NPI
- 1972180883NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880095025
- NPI enumeration date
- March 26, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 636-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Rebecca Alisa Leff practices at Tufts Medical Center in Boston, Massachusetts
Rebecca Leff's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.
- Tufts Medical Center800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000
Source: Dmand AI Affiliation Data
Rebecca Alisa Leff is affiliated with 3 sites of care and 4 medical groups
Rebecca Leff's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Rebecca Leff is also affiliated with Boston Children's Hospital. The medical group on file is Coastal Medical Associates. Dmand AI also links Rebecca Leff to 3 more medical groups and 1 imaging center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Rebecca Alisa Leff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Rebecca Leff practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tufts Medical Center | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Tufts Medicine and 6.2K+ hospitals, with verified contacts in the same login.
Rebecca Alisa Leff is one of 1,483 emergency medicine physicians in Massachusetts
Emergency medicine is Rebecca Leff's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Rebecca Leff's licenses on file in 2 states: Massachusetts and Minnesota.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
- Minnesota license
Emergency medicine physicians near Rebecca Leff
Counts of emergency medicine physicians 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
Rebecca Alisa Leff's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Rebecca Leff's median patient age at 42, with 50% women.
Rebecca Leff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Rebecca Alisa Leff wrote 27 Medicare Part D claims in 2024
In 2024, Rebecca Leff wrote 27 Medicare Part D claims for 18 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Rebecca Leff's Part D claims, 2024
- Antibiotics48%13 of 27 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Rebecca Alisa Leff takes part in Medicare
Rebecca Leff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Rebecca Alisa Leff'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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) |
| 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 Rebecca Alisa Leff
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Rebecca Alisa Leff's NPI number?
Rebecca Alisa Leff's NPI number is 1972180883. It was assigned on March 26, 2021, and it is active in the NPI Registry.
What does Rebecca Alisa Leff specialize in?
Rebecca Alisa Leff is an emergency medicine physician in Boston, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Rebecca Alisa Leff practice?
Rebecca Leff practices at 800 Washington Street, Boston, MA 02111. Rebecca Leff's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Rebecca Leff to 3 medical groups and 1 imaging center.
What is Rebecca Alisa Leff's office phone number?
The practice phone on file for Rebecca Leff is (617) 636-5000.
What is Rebecca Alisa Leff's medical license number?
Rebecca Leff holds Massachusetts license 1018799, one of the licenses on file in 2 states.
Which states has Rebecca Alisa Leff been licensed in?
Dmand AI has state licenses on file for Rebecca Leff in Massachusetts and Minnesota.
Which hospitals is Rebecca Alisa Leff affiliated with?
Rebecca Leff practices at Tufts Medical Center in Boston, Massachusetts. Rebecca Leff is also affiliated with Boston Children's Hospital.
What medical group is Rebecca Alisa Leff part of?
Rebecca Leff is linked to Coastal Medical Associates. Dmand AI links Rebecca Leff to 3 more medical groups.
Does Rebecca Alisa Leff accept Medicare?
Yes. CMS lists Rebecca Leff as accepting Medicare assignment.
How long has Rebecca Alisa Leff been practicing?
Rebecca Leff graduated from medical school in 2021, 5 years ago.
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