Dr. Alicja Zalewski, MD

  • Springfield, MA
  • General surgeon
NPI1518320712PAC ID3678872157
Medicare services, 2024
98
Medicare patients, 2024
97
Part D claims, 2024
15
Publications
5
Hospital affiliations
2
Practice address
280 Chestnut St, Springfield, MA 01104
Practice phone
Call (413) 794-5700
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Baystate Medical Practices, Inc

Springfield, Massachusetts

See all 5 affiliations

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Dr. Alicja Zalewski is a general surgeon in Springfield, Massachusetts

Dr. Zalewski practices at Baystate Medical Practices, Inc in Springfield, Massachusetts.

Dr. Zalewski's NPI, 1518320712, was assigned on April 4, 2016. Dr. Zalewski graduated from Rutgers New Jersey Medical School in 2016. Dr. Zalewski holds Massachusetts license 292726.

NPI and contact details
Medicare PAC ID
3678872157
NPI enumeration date
April 4, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(413) 794-5700
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
36
Medical school graduation
2016

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Alicja Zalewski practices at Baystate Medical Practices, Inc in Springfield, Massachusetts

Dr. Zalewski's primary practice is Baystate Medical Practices, Inc, at 280 Chestnut St, Springfield, MA 01104 in Hampden County. The practice phone is (413) 794-5700.

  • Baystate Medical Practices, Inc
    280 Chestnut St, Springfield, MA 01104 · Hampden CountyPhone(413) 794-5700

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Alicja Zalewski is affiliated with 4 sites of care and 1 medical group

Dr. Zalewski's primary practice is Baystate Medical Practices, Inc in Springfield, Massachusetts. Dr. Zalewski is also affiliated with Baystate Medical Center. The medical group on file is Baystate Medical Practices. Dmand AI also links Dr. Zalewski to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Zalewski

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Alicja Zalewski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zalewski practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Baystate Medical Practices, IncAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alicja Zalewski is one of 732 general surgeons in Massachusetts

Surgery is Dr. Zalewski's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Zalewski is licensed in Massachusetts.

Specialties and state licenses

  • Surgery, MassachusettsPrimaryLicense 292726 · taxonomy 208600000X

General surgeons near Dr. Zalewski

Counts of general surgeons 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. Alicja Zalewski billed Medicare for 98 services in 2024

CMS data shows 98 Medicare services from Dr. Zalewski across 3 procedure codes in 2024, all of them office visits, for 97 Medicare patients. Medicare paid $9,995 for them. Every service was in an office.

Medicare services, 202498
Medicare patients97
Paid by Medicare$9,995
Procedure codes3

Dr. Zalewski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 372024: 98165%

Dr. Zalewski compared with the Massachusetts median for general surgeons, 2024

  • Dr. Zalewski
  • Massachusetts median
Medicare services
98vs 20051% below
Medicare patients
97vs 15236% below
Part D claims
18vs 2218% below

Medians across 688 general surgeons in Massachusetts with Dmand AI profiles that report each measure.

Dr. Zalewski'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.

See all procedures by Dr. Zalewski

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Alicja Zalewski treated 97 Medicare patients in 2024, average age 68

CMS counts 97 Medicare patients who saw Dr. Zalewski in 2024. The largest group is 65 to 74, with 37 patients. 66% of them have high blood pressure, and 65% have high cholesterol. 51% are also on Medicaid. Their average risk score is 1.60, 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. Zalewski's median patient age at 66, with 52% women.

Medicare patients, 202497
Average age68
Average risk score1.60
Also on Medicaid51%

Dr. Zalewski's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Zalewski's Medicare patients by sex, 2024

  • Women5557%
  • Men4243%

Chronic conditions among Dr. Zalewski's Medicare patients, 2024

  1. High blood pressure66%
  2. High cholesterol65%
  3. Arthritis48%
  4. Mood disorders38%
  5. Depression36%
  6. Anxiety34%
  7. Diabetes30%
  8. Ischemic heart disease29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Zalewski's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women52%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Alicja Zalewski wrote 15 Medicare Part D claims in 2024

In 2024, Dr. Zalewski wrote 15 Medicare Part D claims. 93% of them were for generic drugs. They cover 1 drug, with $52 in total drug cost. In 2021, CMS named 12 claims across 1 drug.

Part D claims, 202415
Drugs named by CMS1
Total drug cost$52

Dr. Zalewski's Part D claims by kind of drug, 2024

  • Generic14 claims93%
  • Brand-name and other1 claims7%

Dr. Zalewski'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: 122022: 1850%

Drugs named by CMS: 1 in 2022, 1 in 2021.

See all prescribing by Dr. Zalewski

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. Alicja Zalewski ranks in the 72nd percentile for hernia repair (minimally invasive) in Medicare

Dr. Zalewski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zalewski as offering telehealth. CMS counts 11 procedures of hernia repair (minimally invasive) by Dr. Zalewski, more than 72% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Zalewski ranks in Medicare procedure volume

Hernia repair (minimally invasive)
72nd percentile11 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Alicja Zalewski has 5 publications on record

Dmand AI links 5 papers to Dr. Zalewski, published from 2020 to 2024. Dr. Zalewski has published most often in Surg Endosc. Dr. Zalewski's most frequent co-authors are Robert Carlson, MD, Caitlyn Margaret Costanzo, MD and David J. Desilets, MD.

Papers5
Years published2020 to 2024

Dr. Zalewski's papers by year, 2020 to 2024

Dr. Zalewski's most frequent co-authors

Recent publications by Dr. Zalewski

See all 5 publications and co-authors

See who Dr. Zalewski researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zalewski works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Alicja Zalewski received $4,507 in industry payments from 2019 to 2024

CMS Open Payments shows 19 general payments to Dr. Zalewski from 6 drug and device companies from 2019 to 2024. Education make up the largest share, 55% of the total. Intuitive Surgical, Inc. paid the most, $3,984.

General payments to Dr. Zalewski by program year, 2019 to 2024

General payments to Dr. Zalewski by kind, 2019 to 2024

$4.5Kin total
  • Education$2,50055%
  • Food and beverage$1,14825%
  • Travel and lodging$85919%

Companies that paid Dr. Zalewski the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Zalewski

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Alicja Zalewski graduated from Rutgers New Jersey Medical School

Dr. Zalewski graduated from Rutgers New Jersey Medical School in 2016.

  1. Medical schoolRutgers New Jersey Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Alicja Zalewski's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Alicja Zalewski

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. Alicja Zalewski's NPI number?

Dr. Alicja Zalewski's NPI number is 1518320712. It was assigned on April 4, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Alicja Zalewski?

Dr. Alicja Zalewski is a general surgeon in Springfield, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Alicja Zalewski practice?

Dr. Zalewski practices at 280 Chestnut St, Springfield, MA 01104. Dr. Zalewski's primary practice is Baystate Medical Practices, Inc in Springfield, Massachusetts. Dmand AI also links Dr. Zalewski to 1 hospital and 1 group practice or clinic.

What is Dr. Alicja Zalewski's office phone number?

The practice phone on file for Dr. Zalewski is (413) 794-5700.

What is Dr. Alicja Zalewski's medical license number?

Dr. Zalewski holds Massachusetts license 292726.

Which hospitals is Dr. Alicja Zalewski affiliated with?

Dr. Zalewski is affiliated with Baystate Medical Center. Dmand AI links Dr. Zalewski to 1 more hospital.

What medical group is Dr. Alicja Zalewski part of?

Dr. Zalewski is linked to Baystate Medical Practices.

Does Dr. Alicja Zalewski accept Medicare?

Yes. CMS data shows Dr. Zalewski billed Medicare for 98 services in 2024, and Dr. Zalewski accepts Medicare assignment.

Does Dr. Alicja Zalewski offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Zalewski as offering telehealth services.

How many Medicare patients does Dr. Alicja Zalewski see?

CMS counts 97 Medicare patients who saw Dr. Zalewski in 2024, with an average age of 68.

Show 7 more questionsShow fewer questions

What services does Dr. Alicja Zalewski bill to Medicare?

In 2024, Dr. Zalewski's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).

Where did Dr. Alicja Zalewski go to medical school?

Dr. Zalewski graduated from Rutgers New Jersey Medical School in 2016.

What drugs does Dr. Alicja Zalewski prescribe most?

In 2022 Medicare Part D data, Dr. Zalewski's most prescribed drugs by claims were Oxycodone HCl.

Has Dr. Alicja Zalewski received payments from drug or device companies?

CMS Open Payments shows $4,507 in general payments to Dr. Zalewski from 6 companies from 2019 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Alicja Zalewski been practicing?

Dr. Zalewski graduated from medical school in 2016, 10 years ago.

Does Dr. Alicja Zalewski do research?

Dmand AI links 5 publications to Dr. Zalewski, published from 2020 to 2024.

Who does Dr. Alicja Zalewski publish with?

Dr. Zalewski's most frequent co-authors are Robert Carlson, MD (1 shared paper), Caitlyn Margaret Costanzo, MD (1 shared paper) and David J. Desilets, MD (1 shared paper).

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