Dr. Ewa N. Niemierko, MD
- Medicare services, 2024
- 266
- Medicare patients, 2024
- 175
- Part D claims, 2024
- 81
- MIPS score, 2024
- 84
- Hospital affiliations
- 3
- Practice address
- 41 & 45 Mall Road, Burlington, MA 01803
- Practice phone
- Call (781) 744-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Niemierko'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. Ewa N. Niemierko is a hematologist and oncologist in Burlington, Massachusetts
Dr. Niemierko practices at Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health.
Dr. Niemierko's NPI, 1447233549, was assigned on November 22, 2005. Dr. Niemierko holds Massachusetts license 160258.
- NPI
- 1447233549NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436275393
- NPI enumeration date
- November 22, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 744-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ewa N. Niemierko practices at Lahey Clinic in Burlington, Massachusetts
Dr. Niemierko's primary practice is Lahey Clinic, at 41 & 45 Mall Road, Burlington, MA 01803 in Middlesex County. The practice phone is (781) 744-5100.
- Lahey Clinic41 & 45 Mall Road, Burlington, MA 01803 · Middlesex CountyPhone(781) 744-5100
Source: Dmand AI Affiliation Data
Dr. Ewa N. Niemierko is affiliated with 5 sites of care and 3 medical groups
Dr. Niemierko's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dr. Niemierko is also affiliated with Dana-Farber Cancer Institute. The medical group on file is Lahey Clinic. Dmand AI also links Dr. Niemierko to 1 more hospital, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ewa N. Niemierko's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niemierko practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lahey Clinic | Available with a free account |
| +4 more sites and 2 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 Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ewa N. Niemierko is one of 429 hematologists and oncologists in Massachusetts
Hematology and oncology is Dr. Niemierko's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Niemierko is licensed in Massachusetts.
Specialties and state licenses
- Hematology and oncology, MassachusettsPrimary
Hematologists and oncologists near Dr. Niemierko
Counts of hematologists and oncologists 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. Ewa N. Niemierko billed Medicare for 266 services in 2024
CMS data shows 266 Medicare services from Dr. Niemierko across 4 procedure codes in 2024, all of them office visits, for 175 Medicare patients. Medicare paid $27,757 for them. Every service was in an office.
Dr. Niemierko's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2742024: 2663%
Dr. Niemierko compared with the Massachusetts median for hematologists and oncologists, 2024
- Dr. Niemierko
- Massachusetts median
- Medicare services
- 266vs 49546% below
- Medicare patients
- 175vs 20013% below
- Part D claims
- 56vs 15163% below
Medians across 415 hematologists and oncologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Niemierko'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. Ewa N. Niemierko treated 175 Medicare patients in 2024, average age 75
CMS counts 175 Medicare patients who saw Dr. Niemierko in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Niemierko's median patient age at 63, with 62% women.
Dr. Niemierko's Medicare patients by age, 2024
Dr. Niemierko's Medicare patients by sex, 2024
- Women11566%
- Men6034%
Chronic conditions among Dr. Niemierko's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Chronic kidney disease34%
- Anxiety32%
- Diabetes31%
- Ischemic heart disease29%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Niemierko's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women62%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ewa N. Niemierko wrote 81 Medicare Part D claims in 2024
In 2024, Dr. Niemierko wrote 81 Medicare Part D claims for 42 patients. 72% of them were for generic drugs. CMS names the drug for 56 of them, across 4 drugs with 11 or more claims each, at $18,804 in total drug cost. In 2023, CMS named 375 claims across 8 drugs.
Dr. Niemierko's Part D claims by kind of drug, 2024
- Generic58 claims72%
- Brand-name23 claims28%
Dr. Niemierko's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3752024: 5685%
Drugs named by CMS: 4 in 2024, 8 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Ewa N. Niemierko scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Niemierko for performance year 2024, reported as part of a group. Dr. Niemierko accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Niemierko's MIPS scores, performance year 2024
- 84of 100Final score
- 65of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ewa N. Niemierko received $89 in industry payments from 2017 to 2021
CMS Open Payments shows 3 general payments to Dr. Niemierko from 3 drug and device companies from 2017 to 2021. Education make up the largest share, 75% of the total. Seagen Inc. paid the most, $55.
General payments to Dr. Niemierko by program year, 2017 to 2021
General payments to Dr. Niemierko by kind, 2017 to 2021
- Education$6775%
- Food and beverage$2225%
Companies that paid Dr. Niemierko the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ewa N. Niemierko'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)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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Dr. Ewa N. Niemierko
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. Ewa N. Niemierko's NPI number?
Dr. Ewa N. Niemierko's NPI number is 1447233549. It was assigned on November 22, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ewa N. Niemierko?
Dr. Ewa N. Niemierko is a hematologist and oncologist in Burlington, Massachusetts. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Ewa N. Niemierko practice?
Dr. Niemierko practices at 41 & 45 Mall Road, Burlington, MA 01803. Dr. Niemierko's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Niemierko to 1 hospital, 2 group practices and clinics and 2 medical groups.
What is Dr. Ewa N. Niemierko's office phone number?
The practice phone on file for Dr. Niemierko is (781) 744-5100.
What is Dr. Ewa N. Niemierko's medical license number?
Dr. Niemierko holds Massachusetts license 160258.
Which hospitals is Dr. Ewa N. Niemierko affiliated with?
Dr. Niemierko practices at Lahey Clinic in Burlington, Massachusetts. Dr. Niemierko is also affiliated with Dana-Farber Cancer Institute. Dmand AI links Dr. Niemierko to 1 more hospital.
What medical group is Dr. Ewa N. Niemierko part of?
Dr. Niemierko is linked to Lahey Clinic. Dmand AI links Dr. Niemierko to 2 more medical groups.
Does Dr. Ewa N. Niemierko accept Medicare?
Yes. CMS data shows Dr. Niemierko billed Medicare for 266 services in 2024, and Dr. Niemierko accepts Medicare assignment.
What is Dr. Ewa N. Niemierko's MIPS score?
Dr. Niemierko's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ewa N. Niemierko see?
CMS counts 175 Medicare patients who saw Dr. Niemierko in 2024, with an average age of 75.
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What services does Dr. Ewa N. Niemierko bill to Medicare?
In 2024, Dr. Niemierko's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, new patient (99205).
What drugs does Dr. Ewa N. Niemierko prescribe most?
In 2024 Medicare Part D data, Dr. Niemierko's most prescribed drugs by claims were Eliquis, Anastrozole and Hydroxyurea.
Has Dr. Ewa N. Niemierko received payments from drug or device companies?
CMS Open Payments shows $89 in general payments to Dr. Niemierko from 3 companies from 2017 to 2021. The largest total came from Seagen Inc.
How long has Dr. Ewa N. Niemierko been practicing?
Dr. Niemierko graduated from medical school in 1981, 45 years ago.
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