Dr. Nicholas Lawrence Zalewski, MD

  • Cartersville, GA
  • Hospitalist
NPI1669818399PAC ID5597906115
Medicare services, 2024
196
Medicare patients, 2024
259
Part D claims, 2024
11
Publications
51
Hospital affiliations
14
Practice address
960 Joe Frank Harris Parkway, Cartersville, GA 30120
Practice phone
Call (470) 490-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Piedmont Cartersville Medical Center

Hospital · Cartersville, Georgia

See all 63 affiliations

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Dr. Nicholas Lawrence Zalewski is a hospitalist in Cartersville, Georgia

Dr. Zalewski practices at Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare.

Dr. Zalewski's NPI, 1669818399, was assigned on May 21, 2013. Dr. Zalewski graduated from UNMC in 2013. Dr. Zalewski holds Florida license ME166668.

NPI and contact details
Medicare PAC ID
5597906115
NPI enumeration date
May 21, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(470) 490-1000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Dr. Nicholas Lawrence Zalewski practices at Piedmont Cartersville Medical Center in Cartersville, Georgia

Dr. Zalewski's primary practice is Piedmont Cartersville Medical Center, at 960 Joe Frank Harris Parkway, Cartersville, GA 30120 in Bartow County. The practice phone is (470) 490-1000.

Source: Dmand AI Affiliation Data

Dr. Nicholas Lawrence Zalewski is affiliated with 31 sites of care and 32 medical groups

Dr. Zalewski's primary practice is Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare. Dr. Zalewski is also affiliated with AdventHealth Orlando. The medical group on file is Piedmont Hospitalist Physicians Group. Dmand AI also links Dr. Zalewski to 12 more hospitals, 31 medical groups, 16 group practices and clinics and 1 ambulatory surgery center, each named with a free account.

See all 63 affiliations for Dr. Zalewski

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

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

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zalewski practices, 31 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Piedmont Cartersville Medical CenterAvailable with a free account
+30 more sites and 31 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nicholas Lawrence Zalewski is one of 976 hospitalists in Georgia

Hospitalist is Dr. Zalewski's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Zalewski is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Zalewski's licenses on file in 15 states: Florida, New Mexico, Arizona, Delaware, Iowa, Michigan, New Jersey, Nevada, South Carolina, Tennessee, Washington, Georgia, Idaho, Kentucky and Louisiana.

Specialties and state licenses

  • Hospitalist, FloridaPrimaryLicense ME166668 · 2024 to 2026 · taxonomy 208M00000X
  • New Mexico license2024 to 2028
  • Arizona licenseLicense 60910 · 2020 to 2027
  • Delaware license2025 to 2027
  • Iowa license2024 to 2027
  • Michigan license2024 to 2027
  • New Jersey license2024 to 2027
  • Nevada license2024 to 2027
  • South Carolina license2024 to 2027
  • Tennessee license2024 to 2027
  • Washington license2024 to 2027
  • Georgia license2024 to 2026
  • Idaho license2024 to 2026
  • Kentucky license2024 to 2026
  • Louisiana license2024 to 2026

Clinical focus

Dmand AI lists cerebrovascular disease, encephalopathy, mini-stroke (TIA), multiple sclerosis, muscle pain, fibromyalgia, and limb pain, neuropathy, seizures and stroke among the conditions Dr. Zalewski treats.

Hospitalists near Dr. Zalewski

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

Dr. Nicholas Lawrence Zalewski billed Medicare for 196 services in 2024

CMS data shows 196 Medicare services from Dr. Zalewski across 3 procedure codes in 2024, for 259 Medicare patients. Medicare paid $22,537 for them.

Medicare services, 2024196
Medicare patients259
Paid by Medicare$22,537
Procedure codes3

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

  • 2023
  • 2024
Other services
2023: 02024: 196
Office and hospital visits
2023: 4422024: 0100%

Where Dr. Zalewski's Medicare services took place, 2024

  • In an office3417%
  • In a facility16283%

Dr. Zalewski compared with the Georgia median for hospitalists, 2024

  • Dr. Zalewski
  • Georgia median
Medicare services
196vs 49160% below
Medicare patients
259vs 23013% above
Part D claims
20vs 8576% below

Medians across 942 hospitalists in Georgia 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

Need commercial claims for Dr. Zalewski?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zalewski and other hospitalists in Georgia.

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

Dr. Nicholas Lawrence Zalewski treated 259 Medicare patients in 2024, average age 75

CMS counts 259 Medicare patients who saw Dr. Zalewski in 2024. The largest group is 65 to 74, with 96 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.81, 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 70, with 62% women.

Medicare patients, 2024259
Average age75
Average risk score1.81
Also on Medicaid18%

Dr. Zalewski's Medicare patients by age, 2024

Dr. Zalewski's Medicare patients by sex, 2024

  • Women14556%
  • Men11444%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA75%
  4. Arthritis55%
  5. Diabetes49%
  6. Ischemic heart disease48%
  7. Anxiety43%
  8. Chronic kidney disease43%

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 70

Patient panel by sex, all payers

  • Women62%
  • Men37%

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

Dr. Nicholas Lawrence Zalewski wrote 11 Medicare Part D claims in 2024

In 2024, Dr. Zalewski wrote 11 Medicare Part D claims. 100% of them were for generic drugs. They cover 1 drug, with $297 in total drug cost. In 2022, CMS named 12 claims across 1 drug.

Part D claims, 202411
Drugs named by CMS1
Total drug cost$297

Dr. Zalewski's most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 122023: 2067%

Drugs named by CMS: 1 in 2023, 1 in 2022.

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. Nicholas Lawrence Zalewski offers telehealth to Medicare patients

Dr. Zalewski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zalewski as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Nicholas Lawrence Zalewski has 51 publications on record

Dmand AI links 51 papers to Dr. Zalewski, published from 2013 to 2025. 2021 was the busiest year, with 8. The most frequent topics are Magnetic Resonance Imaging, Autoantibodies and Spinal Cord. Dr. Zalewski has published most often in Neurology. Dr. Zalewski's most frequent co-authors are Eoin Paul Flanagan, MBCHB, Sean J. Pittock, MD and Andrew McKeon, MD.

Papers51
Years published2013 to 2025

Dr. Zalewski's papers by year, 2014 to 2025

Topics Dr. Zalewski writes about most

  • Magnetic Resonance Imaging
  • Autoantibodies
  • Spinal Cord
  • Spinal Cord Diseases
  • Aquaporin 4
  • Diagnosis, Differential
  • Myelin-Oligodendrocyte Glycoprotein
  • Neuromyelitis Optica

Dr. Zalewski's most frequent co-authors

Recent publications by Dr. Zalewski

See all 51 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 hospitalists.

How network discovery works

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

Dr. Nicholas Lawrence Zalewski received $2,085 in industry payments from 2021 to 2022

CMS Open Payments shows 3 general payments to Dr. Zalewski from 3 drug and device companies from 2021 to 2022. Consulting fees make up the largest share, 94% of the total. Genentech, Inc. paid the most, $1,260.

General payments to Dr. Zalewski by program year, 2021 to 2022

General payments to Dr. Zalewski by kind, 2021 to 2022

$2.1Kin total
  • Consulting fees$1,96094%
  • Food and beverage$1256%

Companies that paid Dr. Zalewski the most, 2021 to 2022

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. Nicholas Lawrence Zalewski graduated from UNMC

Dr. Zalewski graduated from UNMC in 2013.

  1. Medical schoolUNMC
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Nicholas Lawrence Zalewski accepts plans from 28 insurance carriers

Dr. Zalewski is in network with 28 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 15. Check the plan with the practice before a visit.

Plan types Dr. Zalewski accepts, by number of carriers

  1. PPO15
  2. HMO13
  3. Medicare13
  4. POS8
  5. EPO6
  6. Medicaid6

Source: Dmand AI Insurance Network Data

Sources for Dr. Nicholas Lawrence 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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
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
Insurance carriers and plan typesDmand AI Insurance Network 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. Nicholas Lawrence 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. Nicholas Lawrence Zalewski's NPI number?

Dr. Nicholas Lawrence Zalewski's NPI number is 1669818399. It was assigned on May 21, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicholas Lawrence Zalewski?

Dr. Nicholas Lawrence Zalewski is a hospitalist in Cartersville, Georgia. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).

Where does Dr. Nicholas Lawrence Zalewski practice?

Dr. Zalewski practices at 960 Joe Frank Harris Parkway, Cartersville, GA 30120. Dr. Zalewski's primary practice is Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare. Dmand AI also links Dr. Zalewski to 12 hospitals, 31 medical groups, 16 group practices and clinics and 1 ambulatory surgery center.

What is Dr. Nicholas Lawrence Zalewski's office phone number?

The practice phone on file for Dr. Zalewski is (470) 490-1000.

What is Dr. Nicholas Lawrence Zalewski's medical license number?

Dr. Zalewski holds Florida license ME166668, one of the licenses on file in 15 states.

Which states has Dr. Nicholas Lawrence Zalewski been licensed in?

Dmand AI has state licenses on file for Dr. Zalewski in Florida (2024 to 2026), New Mexico (2024 to 2028), Arizona (2020 to 2027), Delaware (2025 to 2027), Iowa (2024 to 2027), Michigan (2024 to 2027), New Jersey (2024 to 2027), Nevada (2024 to 2027), South Carolina (2024 to 2027), Tennessee (2024 to 2027), Washington (2024 to 2027), Georgia (2024 to 2026), Idaho (2024 to 2026), Kentucky (2024 to 2026) and Louisiana (2024 to 2026).

Which hospitals is Dr. Nicholas Lawrence Zalewski affiliated with?

Dr. Zalewski practices at Piedmont Cartersville Medical Center in Cartersville, Georgia. Dr. Zalewski is also affiliated with AdventHealth Orlando. Dmand AI links Dr. Zalewski to 12 more hospitals.

What medical group is Dr. Nicholas Lawrence Zalewski part of?

Dr. Zalewski is linked to Piedmont Hospitalist Physicians Group. Dmand AI links Dr. Zalewski to 31 more medical groups.

Does Dr. Nicholas Lawrence Zalewski accept Medicare?

Yes. CMS data shows Dr. Zalewski billed Medicare for 196 services in 2024, and Dr. Zalewski accepts Medicare assignment.

Does Dr. Nicholas Lawrence Zalewski offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Nicholas Lawrence Zalewski see?

CMS counts 259 Medicare patients who saw Dr. Zalewski in 2024, with an average age of 75.

Is Dr. Nicholas Lawrence Zalewski board certified?

Yes. Dr. Zalewski is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Nicholas Lawrence Zalewski bill to Medicare?

In 2024, Dr. Zalewski's most billed Medicare services were medicare service (G0426), medicare service (G0508) and medicare service (G0425).

Where did Dr. Nicholas Lawrence Zalewski go to medical school?

Dr. Zalewski graduated from UNMC in 2013.

What drugs does Dr. Nicholas Lawrence Zalewski prescribe most?

In 2023 Medicare Part D data, Dr. Zalewski's most prescribed drugs by claims were Gabapentin.

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

CMS Open Payments shows $2,085 in general payments to Dr. Zalewski from 3 companies from 2021 to 2022. The largest total came from Genentech, Inc.

How long has Dr. Nicholas Lawrence Zalewski been practicing?

Dr. Zalewski graduated from medical school in 2013, 13 years ago.

Does Dr. Nicholas Lawrence Zalewski do research?

Dmand AI links 51 publications to Dr. Zalewski, published from 2013 to 2025.

Who does Dr. Nicholas Lawrence Zalewski publish with?

Dr. Zalewski's most frequent co-authors are Eoin Paul Flanagan, MBCHB (29 shared papers), Sean J. Pittock, MD (23 shared papers) and Andrew McKeon, MD (13 shared papers).

What insurance does Dr. Nicholas Lawrence Zalewski accept?

Dr. Zalewski is in network with 28 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 15. Check the plan with the practice before a visit.

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