Dr. Jennifer Ann Cahill, MD
- Medicare services, 2024
- 13,318
- Medicare patients, 2024
- 546
- Part D claims, 2024
- 936
- MIPS score, 2024
- 84
- Hospital affiliations
- 4
- Practice address
- 1415 S Arlington Heights Road, Arlington Heights, IL 60005
- Practice phone
- Call (847) 660-7755
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwest Endoscopy Center
Surgery Center - Medicare-Certified · Arlington Heights, Illinois
Find Dr. Cahill'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. Jennifer Ann Cahill is a gastroenterologist in Arlington Heights, Illinois
Dr. Cahill practices at Northwest Endoscopy Center in Arlington Heights, Illinois.
Dr. Cahill's NPI, 1952643405, was assigned on March 22, 2013. Dr. Cahill graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2012. Dr. Cahill holds Illinois license 036140478.
- NPI
- 1952643405NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345569869
- NPI enumeration date
- March 22, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 660-7755
- 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. Jennifer Ann Cahill practices at Northwest Endoscopy Center in Arlington Heights, Illinois
Dr. Cahill's primary practice is Northwest Endoscopy Center, at 1415 S Arlington Heights Road, Arlington Heights, IL 60005. The practice phone is (847) 660-7755.
- Northwest Endoscopy Center1415 S Arlington Heights Road, Arlington Heights, IL 60005Phone(847) 660-7755
Source: Dmand AI Affiliation Data
Dr. Jennifer Ann Cahill is affiliated with 5 sites of care and 2 medical groups
Dr. Cahill's primary practice is Northwest Endoscopy Center in Arlington Heights, Illinois. Dr. Cahill is also affiliated with Northwest Community Hospital. The medical group on file is GI Alliance of Illinois. Dmand AI also links Dr. Cahill to 3 more hospitals and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jennifer Ann Cahill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cahill practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwest Endoscopy Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer Ann Cahill is one of 771 gastroenterologists in Illinois
Gastroenterology is Dr. Cahill's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Cahill is licensed in Illinois.
Specialties and state licenses
- Gastroenterology, IllinoisPrimary
Gastroenterologists near Dr. Cahill
Counts of gastroenterologists 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. Jennifer Ann Cahill billed Medicare for 13,318 services in 2024
CMS data shows 13,318 Medicare services from Dr. Cahill across 19 procedure codes in 2024, for 546 Medicare patients. Medicare paid $324,474 for them.
Dr. Cahill's Medicare services by type, 2024
- Drugs given in the office12,340
- Office and hospital visits570
- Surgery288
- Tests and treatments89
- Other services31
Where Dr. Cahill's Medicare services took place, 2024
- In an office12,80996%
- In a facility5094%
Dr. Cahill compared with the Illinois median for gastroenterologists, 2024
- Dr. Cahill
- Illinois median
- Medicare services
- 13,318vs 49826.7 times
- Medicare patients
- 546vs 30778% above
- Part D claims
- 750vs 3702.0 times
Medians across 757 gastroenterologists in Illinois with Dmand AI profiles that report each measure.
Dr. Cahill'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cahill and other gastroenterologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer Ann Cahill treated 546 Medicare patients in 2024, average age 76
CMS counts 546 Medicare patients who saw Dr. Cahill in 2024. The largest group is 65 to 74, with 237 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cahill's median patient age at 64, with 67% women.
Dr. Cahill's Medicare patients by age, 2024
Dr. Cahill's Medicare patients by sex, 2024
- Women36968%
- Men17732%
Chronic conditions among Dr. Cahill's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease37%
- Diabetes34%
- Anxiety33%
- Chronic kidney disease27%
- Atrial fibrillation26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cahill's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Ann Cahill wrote 936 Medicare Part D claims in 2024
In 2024, Dr. Cahill wrote 936 Medicare Part D claims for 382 patients. 75% of them were for generic drugs. CMS names the drug for 750 of them, across 19 drugs with 11 or more claims each, at $1,069,712 in total drug cost.
Dr. Cahill's Part D claims by kind of drug, 2024
- Generic702 claims75%
- Brand-name234 claims25%
Dr. Cahill'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 Dr. Cahill's Part D claims, 2024
- Antibiotics2%18 of 936 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Jennifer Ann Cahill scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Cahill for performance year 2024, reported as part of a group. Dr. Cahill accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 133 procedures of colonoscopy by Dr. Cahill, more than 86% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Cahill's MIPS scores, performance year 2024
- 84of 100Final score
- 67.6of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Cahill ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 83rd percentile137 procedures
- Colonoscopy
- 86th percentile133 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jennifer Ann Cahill received $2,100 in industry payments from 2024 to 2025
CMS Open Payments shows 99 general payments to Dr. Cahill from 11 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 96% of the total. Abbvie Inc. paid the most, $1,108.
General payments to Dr. Cahill by program year, 2024 to 2025
General payments to Dr. Cahill by kind, 2024 to 2025
- Food and beverage$2,00996%
- Education$914%
Companies that paid Dr. Cahill the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jennifer Ann Cahill graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Cahill graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jennifer Ann Cahill'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Jennifer Ann Cahill
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. Jennifer Ann Cahill's NPI number?
Dr. Jennifer Ann Cahill's NPI number is 1952643405. It was assigned on March 22, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Ann Cahill?
Dr. Jennifer Ann Cahill is a gastroenterologist in Arlington Heights, Illinois. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Jennifer Ann Cahill practice?
Dr. Cahill practices at 1415 S Arlington Heights Road, Arlington Heights, IL 60005. Dr. Cahill's primary practice is Northwest Endoscopy Center in Arlington Heights, Illinois. Dmand AI also links Dr. Cahill to 3 hospitals and 1 medical group.
What is Dr. Jennifer Ann Cahill's office phone number?
The practice phone on file for Dr. Cahill is (847) 660-7755.
What is Dr. Jennifer Ann Cahill's medical license number?
Dr. Cahill holds Illinois license 036140478.
Which hospitals is Dr. Jennifer Ann Cahill affiliated with?
Dr. Cahill is affiliated with Northwest Community Hospital. Dmand AI links Dr. Cahill to 3 more hospitals.
What medical group is Dr. Jennifer Ann Cahill part of?
Dr. Cahill is linked to GI Alliance of Illinois. Dmand AI links Dr. Cahill to 1 more medical group.
Does Dr. Jennifer Ann Cahill accept Medicare?
Yes. CMS data shows Dr. Cahill billed Medicare for 13,318 services in 2024, and Dr. Cahill accepts Medicare assignment.
What is Dr. Jennifer Ann Cahill's MIPS score?
Dr. Cahill's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jennifer Ann Cahill see?
CMS counts 546 Medicare patients who saw Dr. Cahill in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Jennifer Ann Cahill bill to Medicare?
In 2024, Dr. Cahill's most billed Medicare services were injected or infused drug (J3380), injected or infused drug (J1745) and office visit, established patient (99214).
Where did Dr. Jennifer Ann Cahill go to medical school?
Dr. Cahill graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2012.
What drugs does Dr. Jennifer Ann Cahill prescribe most?
In 2024 Medicare Part D data, Dr. Cahill's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Jennifer Ann Cahill received payments from drug or device companies?
CMS Open Payments shows $2,100 in general payments to Dr. Cahill from 11 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Jennifer Ann Cahill been practicing?
Dr. Cahill graduated from medical school in 2012, 14 years ago.
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