Dr. Ewa Tomczak, MD

  • Galveston, TX
  • Infectious disease specialist
NPI1215389648PAC ID7012243025
Medicare services, 2024
114
Medicare patients, 2024
47
Part D claims, 2024
12
Publications
8
MIPS score, 2024
79
Practice address
301 University Boulevard, Galveston, TX 77555
Practice phone
Call (409) 772-1011
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

John Sealy Hospital

Hospital · Galveston, Texas

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Dr. Ewa Tomczak is an infectious disease specialist in Galveston, Texas

Dr. Tomczak practices at John Sealy Hospital in Galveston, Texas, part of The University of Texas System.

Dr. Tomczak's NPI, 1215389648, was assigned on July 11, 2016. Dr. Tomczak graduated from University of Medical Science Poznan in 2012. Dr. Tomczak holds Texas license U8836.

NPI and contact details
Medicare PAC ID
7012243025
NPI enumeration date
July 11, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(409) 772-1011
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
40
Medical school graduation
2012

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

Dr. Ewa Tomczak practices at John Sealy Hospital in Galveston, Texas

Dr. Tomczak's primary practice is John Sealy Hospital, at 301 University Boulevard, Galveston, TX 77555 in Galveston County. The practice phone is (409) 772-1011.

  • John Sealy Hospital
    301 University Boulevard, Galveston, TX 77555 · Galveston CountyPhone(409) 772-1011

Source: Dmand AI Affiliation Data

Dr. Ewa Tomczak is affiliated with 1 site of care and 1 medical group

Dr. Tomczak's primary practice is John Sealy Hospital in Galveston, Texas, part of The University of Texas System. The medical group on file is UTMB Faculty Group Practice.

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

Dmand AI tracks the EHR system at Dr. Ewa Tomczak's practice

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

EHR by site
SiteEHR vendor and product
John Sealy HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across The University of Texas System and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Ewa Tomczak is one of 629 infectious disease specialists in Texas

Infectious disease is Dr. Tomczak's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Tomczak is board certified in infectious disease by the American Board of Internal Medicine. Dr. Tomczak is licensed in Texas.

Specialties and state licenses

  • Infectious disease, TexasPrimaryLicense U8836 · 2024 to 2026 · taxonomy 207RI0200X

Infectious disease specialists near Dr. Tomczak

Counts of infectious disease specialists 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 Tomczak billed Medicare for 114 services in 2024

CMS data shows 114 Medicare services from Dr. Tomczak across 2 procedure codes in 2024, for 47 Medicare patients. Medicare paid $7,931 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024114
Medicare patients47
Paid by Medicare$7,931
Procedure codes2

Dr. Tomczak compared with the Texas median for infectious disease specialists, 2024

  • Dr. Tomczak
  • Texas median
Medicare services
114vs 39271% below
Medicare patients
47vs 16572% below
Part D claims
459vs 2002.3 times

Medians across 571 infectious disease specialists in Texas with Dmand AI profiles that report each measure.

Dr. Tomczak'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. Tomczak

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

Dr. Ewa Tomczak treated 47 Medicare patients in 2024, average age 76

CMS counts 47 Medicare patients who saw Dr. Tomczak in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 3.06, 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. Tomczak's median patient age at 67, with 48% women.

Medicare patients, 202447
Average age76
Average risk score3.06

Dr. Tomczak's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Tomczak's Medicare patients by sex, 2024

  • Women2349%
  • Men2451%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis68%
  4. Anxiety60%
  5. Chronic kidney disease55%
  6. Ischemic heart disease53%
  7. Heart failure49%
  8. COPD43%

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

Dr. Tomczak's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women48%
  • Men51%

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

Dr. Ewa Tomczak wrote 12 Medicare Part D claims in 2024

In 2024, Dr. Tomczak wrote 12 Medicare Part D claims. They cover 20 drugs, with $19,891 in total drug cost. In 2018, CMS named 1,035 claims across 34 drugs.

Part D claims, 202412
Drugs named by CMS20
Total drug cost$19,891

Dr. Tomczak's most prescribed drugs by claims, 2019

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, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 1,0352019: 45956%

Drugs named by CMS: 20 in 2019, 34 in 2018.

See all prescribing by Dr. Tomczak

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 Tomczak scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Tomczak for performance year 2024, reported as part of a group. Dr. Tomczak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Tomczak's MIPS scores, performance year 2024

  • 79of 100Final score
  • 73.4of 100Quality
  • 40of 100Improvement Activities
  • 78of 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 Tomczak has 8 publications on record

Dmand AI links 8 papers to Dr. Tomczak, published from 2006 to 2022. The most frequent topics are Lymphoma, Large B-Cell, Diffuse and Signal Transduction. Dr. Tomczak's most frequent co-authors are Adam Bagg, MD, Alison W. Loren, MD and Selina Luger, MD.

Papers8
Years published2006 to 2022

Dr. Tomczak's papers by year, 2006 to 2022

Topics Dr. Tomczak writes about most

  • Lymphoma, Large B-Cell, Diffuse
  • Signal Transduction

Dr. Tomczak's most frequent co-authors

Recent publications by Dr. Tomczak

See all 8 publications and co-authors

See who Dr. Tomczak researches with

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

How network discovery works

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

Dr. Ewa Tomczak received $77 in industry payments from 2024 to 2025

CMS Open Payments shows 4 general payments to Dr. Tomczak from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Paratek Pharmaceuticals, Inc. paid the most, $41.

General payments to Dr. Tomczak by program year, 2024 to 2025

Companies that paid Dr. Tomczak the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Tomczak

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

Dr. Ewa Tomczak graduated from University of Medical Science Poznan

Dr. Tomczak graduated from University of Medical Science Poznan in 2012.

  1. Medical schoolUniversity of Medical Science Poznan
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ewa Tomczak accepts plans from 21 insurance carriers

Dr. Tomczak is in network with 21 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

Plan types Dr. Tomczak accepts, by number of carriers

  1. PPO13
  2. HMO12
  3. Medicare10
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ewa Tomczak'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)Clinician Public Reporting: Overall MIPS Performance (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. Ewa Tomczak

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 Tomczak's NPI number?

Dr. Ewa Tomczak's NPI number is 1215389648. It was assigned on July 11, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Ewa Tomczak?

Dr. Ewa Tomczak is an infectious disease specialist in Galveston, Texas. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Ewa Tomczak practice?

Dr. Tomczak practices at 301 University Boulevard, Galveston, TX 77555. Dr. Tomczak's primary practice is John Sealy Hospital in Galveston, Texas, part of The University of Texas System.

What is Dr. Ewa Tomczak's office phone number?

The practice phone on file for Dr. Tomczak is (409) 772-1011.

What is Dr. Ewa Tomczak's medical license number?

Dr. Tomczak holds Texas license U8836.

Which hospitals is Dr. Ewa Tomczak affiliated with?

Dr. Tomczak practices at John Sealy Hospital in Galveston, Texas.

What medical group is Dr. Ewa Tomczak part of?

Dr. Tomczak is linked to UTMB Faculty Group Practice.

Does Dr. Ewa Tomczak accept Medicare?

Yes. CMS data shows Dr. Tomczak billed Medicare for 114 services in 2024, and Dr. Tomczak accepts Medicare assignment.

What is Dr. Ewa Tomczak's MIPS score?

Dr. Tomczak's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

How many Medicare patients does Dr. Ewa Tomczak see?

CMS counts 47 Medicare patients who saw Dr. Tomczak in 2024, with an average age of 76.

Show 9 more questionsShow fewer questions

Is Dr. Ewa Tomczak board certified?

Yes. Dr. Tomczak is board certified in infectious disease by the American Board of Internal Medicine.

What services does Dr. Ewa Tomczak bill to Medicare?

In 2024, Dr. Tomczak's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99222).

Where did Dr. Ewa Tomczak go to medical school?

Dr. Tomczak graduated from University of Medical Science Poznan in 2012.

What drugs does Dr. Ewa Tomczak prescribe most?

In 2019 Medicare Part D data, Dr. Tomczak's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.

Has Dr. Ewa Tomczak received payments from drug or device companies?

CMS Open Payments shows $77 in general payments to Dr. Tomczak from 2 companies from 2024 to 2025. The largest total came from Paratek Pharmaceuticals, Inc.

How long has Dr. Ewa Tomczak been practicing?

Dr. Tomczak graduated from medical school in 2012, 14 years ago.

Does Dr. Ewa Tomczak do research?

Dmand AI links 8 publications to Dr. Tomczak, published from 2006 to 2022.

Who does Dr. Ewa Tomczak publish with?

Dr. Tomczak's most frequent co-authors are Adam Bagg, MD (2 shared papers), Alison W. Loren, MD (2 shared papers) and Selina Luger, MD (2 shared papers).

What insurance does Dr. Ewa Tomczak accept?

Dr. Tomczak is in network with 21 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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