Dr. David Evan Leaf, MD, MMSC
- Medicare services, 2024
- 372
- Medicare patients, 2024
- 90
- Part D claims, 2020
- 86
- Hospital affiliations
- 1
- Industry payments
- $27,771
- Practice address
- 4 Centennial Dr, Peabody, MA 01960
- Practice phone
- Call (978) 531-6966
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peabody Surgery Center, LLC.
Peabody, Massachusetts
Find Dr. Leaf'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.
Dr. David Evan Leaf is a nephrologist in Peabody, Massachusetts
Dr. Leaf practices at Peabody Surgery Center, LLC. in Peabody, Massachusetts.
Dr. Leaf's NPI, 1669635124, was assigned on July 5, 2008. Dr. Leaf graduated from New York University School of Medicine in 2008. Dr. Leaf holds Massachusetts license 253944.
- NPI
- 1669635124NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799943189
- NPI enumeration date
- July 5, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 531-6966
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Evan Leaf practices at Peabody Surgery Center, LLC. in Peabody, Massachusetts
Dr. Leaf's primary practice is Peabody Surgery Center, LLC., at 4 Centennial Dr, Peabody, MA 01960 in Essex County. The practice phone is (978) 531-6966.
- Peabody Surgery Center, LLC.4 Centennial Dr, Peabody, MA 01960 · Essex CountyPhone(978) 531-6966
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Evan Leaf is affiliated with 2 sites of care and 1 medical group
Dr. Leaf's primary practice is Peabody Surgery Center, LLC. in Peabody, Massachusetts. Dr. Leaf is also affiliated with Brigham and Women's Hospital. The medical group on file is Brigham and Women's Hospital.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Evan Leaf's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leaf practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peabody Surgery Center, LLC. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Evan Leaf is one of 351 nephrologists in Massachusetts
Nephrology is Dr. Leaf's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Leaf is licensed in Massachusetts.
Specialties and state licenses
- Nephrology, MassachusettsPrimary
Nephrologists near Dr. Leaf
Counts of nephrologists 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
Dr. David Evan Leaf billed Medicare for 372 services in 2024
CMS data shows 372 Medicare services from Dr. Leaf across 3 procedure codes in 2024, for 90 Medicare patients. Medicare paid $37,224 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Leaf's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2762024: 37235%
Dr. Leaf compared with the Massachusetts median for nephrologists, 2024
- Dr. Leaf
- Massachusetts median
- Medicare services
- 372vs 70147% below
- Medicare patients
- 90vs 28268% below
- Part D claims
- 86vs 47182% below
Medians across 333 nephrologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Leaf's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Evan Leaf treated 90 Medicare patients in 2024, average age 71
CMS counts 90 Medicare patients who saw Dr. Leaf in 2024. The largest group is 75 to 84, with 36 patients. 75% of them have chronic kidney disease, and 75% have heart failure. 32% are also on Medicaid. Their average risk score is 5.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Leaf's median patient age at 65, with 38% women.
Dr. Leaf's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Leaf's Medicare patients by sex, 2024
- Women3741%
- Men5359%
Chronic conditions among Dr. Leaf's Medicare patients, 2024
- Chronic kidney disease75%
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease74%
- Diabetes68%
- Atrial fibrillation64%
- Arthritis44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leaf's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women38%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Evan Leaf wrote 86 Medicare Part D claims in 2020
In 2020, Dr. Leaf wrote 86 Medicare Part D claims. Every claim was for a generic drug. They cover 5 drugs, with $1,861 in total drug cost. In 2019, CMS named 108 claims across 6 drugs.
Dr. Leaf's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1082020: 8620%
Drugs named by CMS: 5 in 2020, 6 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. David Evan Leaf takes part in Medicare
Dr. Leaf 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)
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Dr. David Evan Leaf received $27,771 in industry payments from 2019 to 2025
CMS Open Payments shows 19 general payments to Dr. Leaf from 5 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 79% of the total. Alexion Pharmaceuticals, Inc. paid the most, $26,857.
General payments to Dr. Leaf by program year, 2019 to 2025
General payments to Dr. Leaf by kind, 2019 to 2025
- Consulting fees$21,87879%
- Travel and lodging$5,32219%
- Food and beverage$5692%
- Education$20%
Companies that paid Dr. Leaf the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Evan Leaf graduated from New York University School of Medicine
Dr. Leaf graduated from New York University School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Evan Leaf'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. David Evan Leaf
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. David Evan Leaf's NPI number?
Dr. David Evan Leaf's NPI number is 1669635124. It was assigned on July 5, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. David Evan Leaf?
Dr. David Evan Leaf is a nephrologist in Peabody, Massachusetts. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. David Evan Leaf practice?
Dr. Leaf practices at 4 Centennial Dr, Peabody, MA 01960. Dr. Leaf's primary practice is Peabody Surgery Center, LLC. in Peabody, Massachusetts.
What is Dr. David Evan Leaf's office phone number?
The practice phone on file for Dr. Leaf is (978) 531-6966.
What is Dr. David Evan Leaf's medical license number?
Dr. Leaf holds Massachusetts license 253944.
Which hospitals is Dr. David Evan Leaf affiliated with?
Dr. Leaf is affiliated with Brigham and Women's Hospital.
What medical group is Dr. David Evan Leaf part of?
Dr. Leaf is linked to Brigham and Women's Hospital.
Does Dr. David Evan Leaf accept Medicare?
Yes. CMS data shows Dr. Leaf billed Medicare for 372 services in 2024, and Dr. Leaf accepts Medicare assignment.
How many Medicare patients does Dr. David Evan Leaf see?
CMS counts 90 Medicare patients who saw Dr. Leaf in 2024, with an average age of 71.
What services does Dr. David Evan Leaf bill to Medicare?
In 2024, Dr. Leaf's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).
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Where did Dr. David Evan Leaf go to medical school?
Dr. Leaf graduated from New York University School of Medicine in 2008.
What drugs does Dr. David Evan Leaf prescribe most?
In 2020 Medicare Part D data, Dr. Leaf's most prescribed drugs by claims were Torsemide, Lisinopril and Carvedilol.
Has Dr. David Evan Leaf received payments from drug or device companies?
CMS Open Payments shows $27,771 in general payments to Dr. Leaf from 5 companies from 2019 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. David Evan Leaf been practicing?
Dr. Leaf graduated from medical school in 2008, 18 years ago.
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