Thomas Waller
- Medicare services, 2024
- 1,901
- Medicare patients, 2024
- 685
- Part D claims, 2024
- 333
- Hospital affiliations
- 1
- Industry payments
- $62
- Practice address
- 2020 W Harrison St, Chicago, IL 60612
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Core Clinic - HOPD
Acute Care Hospital outpatient department · Chicago, Illinois
Find Thomas Waller'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.
Thomas Waller is an infectious disease specialist in Chicago, Illinois
Thomas Waller practices at Core Clinic - HOPD in Chicago, Illinois.
Thomas Waller's NPI, 1780116376, was assigned on April 1, 2017. Thomas Waller graduated from Midwestern University College of Dental Medicine, Downers Grove in 2017. Thomas Waller holds Illinois license 036.153369.
- NPI
- 1780116376NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002186459
- NPI enumeration date
- April 1, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- 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)
Thomas Waller practices at Core Clinic - HOPD in Chicago, Illinois
Thomas Waller's primary practice is Core Clinic - HOPD, at 2020 W Harrison St, Chicago, IL 60612.
- Core Clinic - HOPD2020 W Harrison St, Chicago, IL 60612
Source: Dmand AI Affiliation Data
Thomas Waller is affiliated with 4 sites of care and 2 medical groups
Thomas Waller's primary practice is Core Clinic - HOPD in Chicago, Illinois. Thomas Waller is also affiliated with John H. Stroger, Jr. Hospital of Cook County. The medical group on file is John H. Stroger, Jr. Hospital of Cook County. Dmand AI also links Thomas Waller to 2 more group practices and clinics and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Thomas Waller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Thomas Waller practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Core Clinic - HOPD | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Thomas Waller is one of 400 infectious disease specialists in Illinois
Infectious disease is Thomas Waller's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Thomas Waller is licensed in Illinois.
Specialties and state licenses
- Infectious disease, IllinoisPrimary
Infectious disease specialists near Thomas Waller
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
Thomas Waller billed Medicare for 1,901 services in 2024
CMS data shows 1,901 Medicare services from Thomas Waller across 7 procedure codes in 2024, for 685 Medicare patients. Medicare paid $150,118 for them.
Thomas Waller's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,1592024: 1,90112%
- Tests and treatments
- 2023: 812024: 0100%
Where Thomas Waller's Medicare services took place, 2024
- In an office985%
- In a facility1,80395%
Thomas Waller compared with the Illinois median for infectious disease specialists, 2024
- Thomas Waller
- Illinois median
- Medicare services
- 1,901vs 4404.3 times
- Medicare patients
- 685vs 2103.3 times
- Part D claims
- 216vs 19511% above
Medians across 383 infectious disease specialists in Illinois with Dmand AI profiles that report each measure.
Thomas Waller'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
Thomas Waller treated 685 Medicare patients in 2024, average age 79
CMS counts 685 Medicare patients who saw Thomas Waller in 2024. The largest group is 75 to 84, with 249 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 3.11, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Thomas Waller's median patient age at 65, with 12% women.
Thomas Waller's Medicare patients by age, 2024
Thomas Waller's Medicare patients by sex, 2024
- Women34150%
- Men34450%
Chronic conditions among Thomas Waller's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Heart failure71%
- Arthritis66%
- Diabetes59%
- Ischemic heart disease59%
- Atrial fibrillation53%
- Chronic kidney disease53%
Share of Medicare patients with each condition. A patient can have several.
Thomas Waller's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women12%
- Men88%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Thomas Waller wrote 333 Medicare Part D claims in 2024
In 2024, Thomas Waller wrote 333 Medicare Part D claims for 112 patients. 80% of them were for generic drugs. CMS names the drug for 216 of them, across 9 drugs with 11 or more claims each, at $112,659 in total drug cost. In 2023, CMS named 174 claims across 8 drugs.
Thomas Waller's Part D claims by kind of drug, 2024
- Generic267 claims80%
- Brand-name and other66 claims20%
Thomas Waller'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.
Drug classes CMS tracks in Thomas Waller's Part D claims, 2024
- Antibiotics72%240 of 333 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1742024: 21624%
Drugs named by CMS: 9 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
How Thomas Waller takes part in Medicare
Thomas Waller 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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Thomas Waller received $62 in industry payments from 2018 to 2023
CMS Open Payments shows 3 general payments to Thomas Waller from 3 drug and device companies from 2018 to 2023. Education make up the largest share, 53% of the total. Merck Sharp & Dohme Corporation paid the most, $33.
General payments to Thomas Waller by program year, 2018 to 2023
General payments to Thomas Waller by kind, 2018 to 2023
- Education$3353%
- Food and beverage$2947%
Companies that paid Thomas Waller the most, 2018 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Thomas Waller graduated from Midwestern University College of Dental Medicine, Downers Grove
Thomas Waller graduated from Midwestern University College of Dental Medicine, Downers Grove in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Thomas Waller'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 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) |
| 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 Thomas Waller
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Thomas Waller's NPI number?
Thomas Waller's NPI number is 1780116376. It was assigned on April 1, 2017, and it is active in the NPI Registry.
What does Thomas Waller specialize in?
Thomas Waller is an infectious disease specialist in Chicago, Illinois. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Thomas Waller practice?
Thomas Waller practices at 2020 W Harrison St, Chicago, IL 60612. Thomas Waller's primary practice is Core Clinic - HOPD in Chicago, Illinois. Dmand AI also links Thomas Waller to 2 group practices and clinics and 1 medical group.
What is Thomas Waller's medical license number?
Thomas Waller holds Illinois license 036.153369.
Which hospitals is Thomas Waller affiliated with?
Thomas Waller is affiliated with John H. Stroger, Jr. Hospital of Cook County.
What medical group is Thomas Waller part of?
Thomas Waller is linked to John H. Stroger, Jr. Hospital of Cook County. Dmand AI links Thomas Waller to 1 more medical group.
Does Thomas Waller accept Medicare?
Yes. CMS data shows Thomas Waller billed Medicare for 1,901 services in 2024, and Thomas Waller accepts Medicare assignment.
How many Medicare patients does Thomas Waller see?
CMS counts 685 Medicare patients who saw Thomas Waller in 2024, with an average age of 79.
What services does Thomas Waller bill to Medicare?
In 2024, Thomas Waller's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).
Where did Thomas Waller go to medical school?
Thomas Waller graduated from Midwestern University College of Dental Medicine, Downers Grove in 2017.
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What drugs does Thomas Waller prescribe most?
In 2024 Medicare Part D data, Thomas Waller's most prescribed drugs by claims were Doxycycline Hyclate, Amoxicillin-Clavulanate Potass and Cefadroxil.
Has Thomas Waller received payments from drug or device companies?
CMS Open Payments shows $62 in general payments to Thomas Waller from 3 companies from 2018 to 2023. The largest total came from Merck Sharp & Dohme Corporation.
How long has Thomas Waller been practicing?
Thomas Waller graduated from medical school in 2017, 9 years ago.
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