Kareem Lezama
- Medicare services, 2024
- 124
- Medicare patients, 2024
- 130
- Part D claims, 2022
- 16
- Hospital affiliations
- 4
- Industry payments
- $138
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Kareem Lezama'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.
Kareem Lezama is a hospitalist in Boston, Massachusetts
Kareem Lezama practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Kareem Lezama's NPI, 1801319355, was assigned on July 17, 2017. Kareem Lezama graduated from University of Virginia School of Medicine in 2017. Kareem Lezama holds Pennsylvania license MD470188.
- NPI
- 1801319355NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173944329
- NPI enumeration date
- July 17, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Kareem Lezama practices at Brigham and Women's Hospital in Boston, Massachusetts
Kareem Lezama's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Source: Dmand AI Affiliation Data
Kareem Lezama is affiliated with 5 sites of care and 5 medical groups
Kareem Lezama's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Kareem Lezama is also affiliated with Dana-Farber Cancer Institute. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Kareem Lezama to 2 more hospitals, 4 medical groups and 1 hospital outpatient department, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kareem Lezama's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kareem Lezama practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
| +4 more sites and 4 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 Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Kareem Lezama is one of 502 hospitalists in Massachusetts
Hospitalist is Kareem Lezama's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Kareem Lezama is licensed in Pennsylvania.
Specialties and state licenses
- Hospitalist, PennsylvaniaPrimary
Hospitalists near Kareem Lezama
Counts of hospitalists 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
Kareem Lezama billed Medicare for 124 services in 2024
CMS data shows 124 Medicare services from Kareem Lezama across 1 procedure code in 2024, for 130 Medicare patients. Medicare paid $15,671 for them. Every service was in a facility, such as a hospital, rather than an office.
Kareem Lezama's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1662024: 12425%
Kareem Lezama compared with the Massachusetts median for hospitalists, 2024
- Kareem Lezama
- Massachusetts median
- Medicare services
- 124vs 46473% below
- Medicare patients
- 130vs 25349% below
- Part D claims
- 16vs 6575% below
Medians across 477 hospitalists in Massachusetts with Dmand AI profiles that report each measure.
Kareem Lezama'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
Kareem Lezama treated 130 Medicare patients in 2024, average age 78
CMS counts 130 Medicare patients who saw Kareem Lezama in 2024. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 2.31, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Kareem Lezama's median patient age at 74, with 44% women.
Kareem Lezama's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Kareem Lezama's Medicare patients by sex, 2024
- Women6348%
- Men6752%
Chronic conditions among Kareem Lezama's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Atrial fibrillation46%
- Chronic kidney disease45%
- Ischemic heart disease45%
- Heart failure42%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
Kareem Lezama's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kareem Lezama wrote 16 Medicare Part D claims in 2022
In 2022, Kareem Lezama wrote 16 Medicare Part D claims. They cover 1 drug, with $305 in total drug cost. In 2021, CMS named 62 claims across 4 drugs.
Kareem Lezama's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 622022: 1674%
Drugs named by CMS: 1 in 2022, 4 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Kareem Lezama takes part in Medicare
Kareem Lezama 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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Kareem Lezama received $138 in industry payments from 2021 to 2022
CMS Open Payments shows 3 general payments to Kareem Lezama from 2 drug and device companies from 2021 to 2022. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $102.
General payments to Kareem Lezama by program year, 2021 to 2022
Companies that paid Kareem Lezama the most, 2021 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Kareem Lezama graduated from University of Virginia School of Medicine
Kareem Lezama graduated from University of Virginia School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Kareem Lezama'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 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 Kareem Lezama
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kareem Lezama's NPI number?
Kareem Lezama's NPI number is 1801319355. It was assigned on July 17, 2017, and it is active in the NPI Registry.
What does Kareem Lezama specialize in?
Kareem Lezama is a hospitalist in Boston, Massachusetts. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Kareem Lezama practice?
Kareem Lezama practices at 75 Francis Street, Boston, MA 02115. Kareem Lezama's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Kareem Lezama to 2 hospitals, 4 medical groups and 1 hospital outpatient department.
What is Kareem Lezama's office phone number?
The practice phone on file for Kareem Lezama is (617) 732-5500.
What is Kareem Lezama's medical license number?
Kareem Lezama holds Pennsylvania license MD470188.
Which hospitals is Kareem Lezama affiliated with?
Kareem Lezama practices at Brigham and Women's Hospital in Boston, Massachusetts. Kareem Lezama is also affiliated with Dana-Farber Cancer Institute. Dmand AI links Kareem Lezama to 2 more hospitals.
What medical group is Kareem Lezama part of?
Kareem Lezama is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Kareem Lezama to 4 more medical groups.
Does Kareem Lezama accept Medicare?
Yes. CMS data shows Kareem Lezama billed Medicare for 124 services in 2024, and Kareem Lezama accepts Medicare assignment.
How many Medicare patients does Kareem Lezama see?
CMS counts 130 Medicare patients who saw Kareem Lezama in 2024, with an average age of 78.
What services does Kareem Lezama bill to Medicare?
In 2024, Kareem Lezama's most billed Medicare services were hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Kareem Lezama go to medical school?
Kareem Lezama graduated from University of Virginia School of Medicine in 2017.
What drugs does Kareem Lezama prescribe most?
In 2022 Medicare Part D data, Kareem Lezama's most prescribed drugs by claims were Cefuroxime.
Has Kareem Lezama received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Kareem Lezama from 2 companies from 2021 to 2022. The largest total came from Gilead Sciences, Inc.
How long has Kareem Lezama been practicing?
Kareem Lezama graduated from medical school in 2017, 9 years ago.
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