Gerald A. Gantt Jr.
- Medicare services, 2024
- 32
- Medicare patients, 2024
- 63
- Part D claims, 2024
- 104
- Publications
- 20
- Hospital affiliations
- 1
- Practice address
- 1740 West Taylor St Suite 1400, Chicago, IL 60612
- Practice phone
- Call (312) 996-3900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gerald Gantt'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.
Gerald A. Gantt Jr. is a colorectal surgeon in Chicago, Illinois
Gerald Gantt practices at University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System.
Gerald Gantt's NPI, 1386962207, was assigned on May 17, 2010. Gerald Gantt graduated from University of Maryland School of Medicine in 2010. Gerald Gantt holds Illinois license 036143979.
- NPI
- 1386962207NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890923411
- NPI enumeration date
- May 17, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 996-3900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gerald A. Gantt Jr. practices at University of Illinois Hospital in Chicago, Illinois
Gerald Gantt's primary practice is University of Illinois Hospital, at 1740 West Taylor St Suite 1400, Chicago, IL 60612 in Cook County. The practice phone is (312) 996-3900.
- University of Illinois Hospital1740 West Taylor St Suite 1400, Chicago, IL 60612 · Cook CountyPhone(312) 996-3900
Source: Dmand AI Affiliation Data
Gerald A. Gantt Jr. is affiliated with 4 sites of care and 3 medical groups
Gerald Gantt's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System. The medical group on file is University of Illinois Physicians Group (UIPG). Dmand AI also links Gerald Gantt to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gerald A. Gantt Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gerald Gantt practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Illinois Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Illinois System and 6.2K+ hospitals, with verified contacts in the same login.
Gerald A. Gantt Jr. is one of 78 colorectal surgeons in Illinois
Colon and rectal surgery is Gerald Gantt's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Gerald Gantt is licensed in Illinois.
Specialties and state licenses
- Colon and rectal surgery, IllinoisPrimary
Colorectal surgeons near Gerald Gantt
Counts of colorectal 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
Gerald A. Gantt Jr. billed Medicare for 32 services in 2024
CMS data shows 32 Medicare services from Gerald Gantt across 2 procedure codes in 2024, all of them office visits, for 63 Medicare patients. Medicare paid $1,313 for them. Every service was in a facility, such as a hospital, rather than an office.
Gerald Gantt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 182024: 3278%
- Surgery
- 2023: 242024: 0100%
Gerald Gantt compared with the Illinois median for colorectal surgeons, 2024
- Gerald Gantt
- Illinois median
- Medicare services
- 32vs 21885% below
- Medicare patients
- 63vs 16061% below
- Part D claims
- 47vs 10354% below
Medians across 71 colorectal surgeons in Illinois with Dmand AI profiles that report each measure.
Gerald Gantt'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.
Need commercial claims for Gerald Gantt?
Medicare shows one payer. Book a meeting to get commercial claims data for Gerald Gantt and other colorectal surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Gerald A. Gantt Jr. treated 63 Medicare patients in 2024, average age 62
CMS counts 63 Medicare patients who saw Gerald Gantt in 2024. The largest group is 65 to 74, with 28 patients. 70% of them have high blood pressure, and 60% have high cholesterol. 60% are also on Medicaid. Their average risk score is 2.41, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Gerald Gantt's median patient age at 60, with 49% women.
Gerald Gantt's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gerald Gantt's Medicare patients by sex, 2024
- Women2946%
- Men3454%
Chronic conditions among Gerald Gantt's Medicare patients, 2024
- High blood pressure70%
- High cholesterol60%
- Diabetes48%
- Arthritis41%
- Chronic kidney disease40%
- Cancer27%
- Anxiety25%
- Ischemic heart disease25%
Share of Medicare patients with each condition. A patient can have several.
Gerald Gantt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gerald A. Gantt Jr. wrote 104 Medicare Part D claims in 2024
In 2024, Gerald Gantt wrote 104 Medicare Part D claims for 47 patients. 89% of them were for generic drugs. CMS names the drug for 47 of them, across 3 drugs with 11 or more claims each, at $425 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Gerald Gantt's Part D claims by kind of drug, 2024
- Generic93 claims89%
- Brand-name11 claims11%
Gerald Gantt'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 Gerald Gantt's Part D claims, 2024
- Opioids18%19 of 104 claims
- Antibiotics25%26 of 104 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: 142024: 47236%
Drugs named by CMS: 3 in 2024, 1 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
Gerald A. Gantt Jr. ranks in the 51st percentile for colonoscopy in Medicare
Gerald Gantt accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Gerald Gantt as offering telehealth. CMS counts 25 procedures of colonoscopy by Gerald Gantt, more than 51% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Gerald Gantt ranks in Medicare procedure volume
- Colonoscopy
- 51st percentile25 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Gerald A. Gantt Jr. has 20 publications on record
Dmand AI links 20 papers to Gerald Gantt, published from 2013 to 2025. 2022 was the busiest year, with 4. The most frequent topics are Rectal Neoplasms, Chemoradiotherapy and Adenocarcinoma. Gerald Gantt has published most often in Dis Colon Rectum. Gerald Gantt's most frequent co-authors are Matthew F. Kalady, MD, Anders Mellgren, MD and Johan Fredrik Nordenstam, MD.
Gerald Gantt's papers by year, 2013 to 2025
Topics Gerald Gantt writes about most
- Rectal Neoplasms
- Chemoradiotherapy
- Adenocarcinoma
- Neoadjuvant Therapy
- Postoperative Complications
- Antineoplastic Agents
- Anus Neoplasms
- Carcinoma, Squamous Cell
Gerald Gantt's most frequent co-authors
- Matthew F. Kalady, MD6 shared papers
- Anders Mellgren, MD6 shared papers
- Johan Fredrik Nordenstam, MD5 shared papers
Recent publications by Gerald Gantt
Dis Colon Rectum
J Plast Surg Hand Surg
See who Gerald Gantt researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Gerald Gantt works with, so you can find a warm path to the right colorectal surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Gerald A. Gantt Jr. received $19,273 in industry payments from 2017 to 2025
CMS Open Payments shows 92 general payments to Gerald Gantt from 21 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 52% of the total. Virtual Incision Corporation paid the most, $10,154.
General payments to Gerald Gantt by program year, 2017 to 2025
General payments to Gerald Gantt by kind, 2017 to 2025
- Consulting fees$10,00052%
- Food and beverage$6,52734%
- Travel and lodging$1,7459%
- Education$1,0005%
Companies that paid Gerald Gantt the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Gerald A. Gantt Jr. graduated from University of Maryland School of Medicine
Gerald Gantt graduated from University of Maryland School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Gerald A. Gantt Jr.'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 DataDmand AI Org Hierarchy 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Gerald A. Gantt Jr.
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gerald A. Gantt Jr.'s NPI number?
Gerald A. Gantt Jr.'s NPI number is 1386962207. It was assigned on May 17, 2010, and it is active in the NPI Registry.
What does Gerald A. Gantt Jr. specialize in?
Gerald A. Gantt Jr. is a colorectal surgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Gerald A. Gantt Jr. practice?
Gerald Gantt practices at 1740 West Taylor St Suite 1400, Chicago, IL 60612. Gerald Gantt's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System. Dmand AI also links Gerald Gantt to 3 group practices and clinics and 2 medical groups.
What is Gerald A. Gantt Jr.'s office phone number?
The practice phone on file for Gerald Gantt is (312) 996-3900.
What is Gerald A. Gantt Jr.'s medical license number?
Gerald Gantt holds Illinois license 036143979.
Which hospitals is Gerald A. Gantt Jr. affiliated with?
Gerald Gantt practices at University of Illinois Hospital in Chicago, Illinois.
What medical group is Gerald A. Gantt Jr. part of?
Gerald Gantt is linked to University of Illinois Physicians Group (UIPG). Dmand AI links Gerald Gantt to 2 more medical groups.
Does Gerald A. Gantt Jr. accept Medicare?
Yes. CMS data shows Gerald Gantt billed Medicare for 32 services in 2024, and Gerald Gantt accepts Medicare assignment.
Does Gerald A. Gantt Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Gerald Gantt as offering telehealth services.
How many Medicare patients does Gerald A. Gantt Jr. see?
CMS counts 63 Medicare patients who saw Gerald Gantt in 2024, with an average age of 62.
Show 7 more questionsShow fewer questions
What services does Gerald A. Gantt Jr. bill to Medicare?
In 2024, Gerald Gantt's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99212).
Where did Gerald A. Gantt Jr. go to medical school?
Gerald Gantt graduated from University of Maryland School of Medicine in 2010.
What drugs does Gerald A. Gantt Jr. prescribe most?
In 2024 Medicare Part D data, Gerald Gantt's most prescribed drugs by claims were Gavilyte-G, Metronidazole and Oxycodone HCl.
Has Gerald A. Gantt Jr. received payments from drug or device companies?
CMS Open Payments shows $19,273 in general payments to Gerald Gantt from 21 companies from 2017 to 2025. The largest total came from Virtual Incision Corporation.
How long has Gerald A. Gantt Jr. been practicing?
Gerald Gantt graduated from medical school in 2010, 16 years ago.
Does Gerald A. Gantt Jr. do research?
Dmand AI links 20 publications to Gerald Gantt, published from 2013 to 2025.
Who does Gerald A. Gantt Jr. publish with?
Gerald Gantt's most frequent co-authors are Matthew F. Kalady, MD (6 shared papers), Anders Mellgren, MD (6 shared papers) and Johan Fredrik Nordenstam, MD (5 shared papers).
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