Dr. Walter J. McCarthy III, MD
- Medicare services, 2022
- 20
- Part D claims, 2020
- 31
- Industry payments
- $1,032
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 1725 W Harrison St Ste 250 Suite 250, Chicago, IL 60612
- Practice phone
- Call (312) 942-6163
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rush University Internists
Multi-specialty group site · Chicago, Illinois
Find Dr. McCarthy'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. Walter J. McCarthy III is a vascular surgeon in Chicago, Illinois
Dr. McCarthy practices at Rush University Internists in Chicago, Illinois.
Dr. McCarthy's NPI, 1477667681, was assigned on August 18, 2006. Dr. McCarthy graduated from Wayne State University School of Medicine in 1978. Dr. McCarthy holds Illinois license 036060512.
- NPI
- 1477667681NPI Registry (opens in a new tab)
- NPI enumeration date
- August 18, 2006
- NPI status
- Active
- Practice phone
- (312) 942-6163
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Walter J. McCarthy III practices at Rush University Internists in Chicago, Illinois
Dr. McCarthy's primary practice is Rush University Internists, at 1725 W Harrison St Ste 250 Suite 250, Chicago, IL 60612. The practice phone is (312) 942-6163.
- Rush University Internists1725 W Harrison St Ste 250 Suite 250, Chicago, IL 60612Phone(312) 942-6163
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Walter J. McCarthy III is affiliated with 2 sites of care and 2 medical groups
Dr. McCarthy's primary practice is Rush University Internists in Chicago, Illinois. The medical group on file is Rush University Internists. Dmand AI also links Dr. McCarthy to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Walter J. McCarthy III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McCarthy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rush University Internists | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Walter J. McCarthy III is one of 164 vascular surgeons in Illinois
Vascular surgery is Dr. McCarthy's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. McCarthy is licensed in Illinois.
Specialties and state licenses
- Vascular surgery, IllinoisPrimary
Vascular surgeons near Dr. McCarthy
Counts of vascular 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. Walter J. McCarthy III billed Medicare for 20 services in 2022
CMS data shows 20 Medicare services from Dr. McCarthy across 1 procedure code in 2022, all of them office visits. Medicare paid $930 for them. Every service was in an office.
Dr. McCarthy's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1322022: 2085%
Dr. McCarthy compared with the Illinois median for vascular surgeons, 2022
- Dr. McCarthy
- Illinois median
- Medicare services
- 20vs 59897% below
- Part D claims
- 31vs 5847% below
Medians across 155 vascular surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. McCarthy's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. McCarthy?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McCarthy and other vascular surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Walter J. McCarthy III's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. McCarthy's median patient age at 66, with 33% women.
Dr. McCarthy'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
- Women33%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Walter J. McCarthy III wrote 31 Medicare Part D claims in 2020
In 2020, Dr. McCarthy wrote 31 Medicare Part D claims. They cover 2 drugs, with $146 in total drug cost. In 2019, CMS named 54 claims across 3 drugs.
Dr. McCarthy's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 542020: 3143%
Drugs named by CMS: 2 in 2020, 3 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Walter J. McCarthy III received $1,032 in industry payments from 2017 to 2025
CMS Open Payments shows 15 general payments to Dr. McCarthy from 8 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Cook Medical LLC paid the most, $403.
General payments to Dr. McCarthy by program year, 2017 to 2025
Companies that paid Dr. McCarthy the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Walter J. McCarthy III graduated from Wayne State University School of Medicine
Dr. McCarthy graduated from Wayne State University School of Medicine in 1978.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Walter J. McCarthy III'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Walter J. McCarthy III
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. Walter J. McCarthy III's NPI number?
Dr. Walter J. McCarthy III's NPI number is 1477667681. It was assigned on August 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Walter J. McCarthy III?
Dr. Walter J. McCarthy III is a vascular surgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Walter J. McCarthy III practice?
Dr. McCarthy practices at 1725 W Harrison St Ste 250 Suite 250, Chicago, IL 60612. Dr. McCarthy's primary practice is Rush University Internists in Chicago, Illinois. Dmand AI also links Dr. McCarthy to 1 group practice or clinic and 1 medical group.
What is Dr. Walter J. McCarthy III's office phone number?
The practice phone on file for Dr. McCarthy is (312) 942-6163.
What is Dr. Walter J. McCarthy III's medical license number?
Dr. McCarthy holds Illinois license 036060512.
What medical group is Dr. Walter J. McCarthy III part of?
Dr. McCarthy is linked to Rush University Internists. Dmand AI links Dr. McCarthy to 1 more medical group.
Does Dr. Walter J. McCarthy III accept Medicare?
Yes. CMS data shows Dr. McCarthy billed Medicare for 20 services in 2022.
What services does Dr. Walter J. McCarthy III bill to Medicare?
In 2022, Dr. McCarthy's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Walter J. McCarthy III go to medical school?
Dr. McCarthy graduated from Wayne State University School of Medicine in 1978.
What drugs does Dr. Walter J. McCarthy III prescribe most?
In 2020 Medicare Part D data, Dr. McCarthy's most prescribed drugs by claims were Diazepam and Clopidogrel.
Has Dr. Walter J. McCarthy III received payments from drug or device companies?
CMS Open Payments shows $1,032 in general payments to Dr. McCarthy from 8 companies from 2017 to 2025. The largest total came from Cook Medical LLC.
How long has Dr. Walter J. McCarthy III been practicing?
Dr. McCarthy graduated from medical school in 1978, 48 years ago.
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