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Dr. Justin Cahill, MD
NPI1316966112
- Medicare services, 2022
- 27
- Medicare patients, 2024
- 12
- Part D claims, 2018
- 11
- Publications
- 1
- MIPS score, 2024
- 96
- Practice address
- 267 Grant Street, Bridgeport, CT 06610
- Practice phone
- Call (203) 384-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Justin Cahill is an emergency medicine physician in Bridgeport, Connecticut
Dr. Cahill practices at Bridgeport Hospital in Bridgeport, Connecticut, part of Yale New Haven Health System.
Dr. Cahill's NPI, 1316966112, was assigned on July 19, 2006. Dr. Cahill graduated from Georgetown University School Of Medicine in 2000. Dr. Cahill holds Connecticut license 041914.
NPI and contact details
- NPI
- 1316966112NPI Registry (opens in a new tab)
- NPI enumeration date
- July 19, 2006
- NPI status
- Active
- Practice phone
- (203) 384-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Justin Cahill practices at Bridgeport Hospital in Bridgeport, Connecticut
Dr. Cahill's primary practice is Bridgeport Hospital, at 267 Grant Street, Bridgeport, CT 06610 in Fairfield County. The practice phone is (203) 384-3000.
- Bridgeport Hospital267 Grant Street, Bridgeport, CT 06610 · Fairfield CountyPhone(203) 384-3000
Source: Dmand AI Affiliation Data
Dr. Justin Cahill is affiliated with 1 site of care and 2 medical groups
Dr. Cahill's primary practice is Bridgeport Hospital in Bridgeport, Connecticut, part of Yale New Haven Health System. The medical group on file is Bridgeport Hospital. Dmand AI also links Dr. Cahill to 1 more medical group, named with a free account. Dr. Cahill's employer is on file too: a hospital.
Bridgeport Hospital1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 3 affiliations for Dr. CahillSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Justin Cahill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cahill practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bridgeport Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Cahill practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Yale New Haven Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Justin Cahill is one of 683 emergency medicine physicians in Connecticut
Emergency medicine is Dr. Cahill's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Cahill is licensed in Connecticut.
Specialties and state licenses
- Emergency medicine, ConnecticutPrimary
Emergency medicine physicians near Dr. Cahill
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
683emergency medicine physicians in Connecticut58emergency medicine physicians in Bridgeport31emergency medicine physicians at Bridgeport Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Justin Cahill billed Medicare for 27 services in 2022
CMS data shows 27 Medicare services from Dr. Cahill across 2 procedure codes in 2022, for 12 Medicare patients. Medicare paid $3,391 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202227
Medicare patients12
Paid by Medicare$3,391
Procedure codes2
Dr. Cahill's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1012022: 2773%
Dr. Cahill compared with the Connecticut median for emergency medicine physicians, 2022
- Dr. Cahill
- Connecticut median
- Medicare services
- 27vs 24389% below
- Medicare patients
- 12vs 25095% below
- Part D claims
- 11vs 4877% below
Medians across 695 emergency medicine physicians in Connecticut with Dmand AI profiles that report each measure.
Dr. Cahill'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. Cahill?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cahill and other emergency medicine physicians in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Justin Cahill treated 12 Medicare patients in 2024, average age 71
CMS counts 12 Medicare patients who saw Dr. Cahill in 2024. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cahill's median patient age at 61, with 60% women.
Medicare patients, 202412
Average age71
Average risk score1.35
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 61
Patient panel by sex, all payers
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Justin Cahill wrote 11 Medicare Part D claims in 2018
In 2018, Dr. Cahill wrote 11 Medicare Part D claims. They cover 1 drug, with $38 in total drug cost. In 2017, CMS named 11 claims across 1 drug.
Part D claims, 201811
Drugs named by CMS1
Total drug cost$38
Dr. Cahill's most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 112018: 11No change
Drugs named by CMS: 1 in 2018, 1 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Justin Cahill scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Cahill for performance year 2024, reported as part of a group.
Dr. Cahill's MIPS scores, performance year 2024
- 96of 100Final score
- 87.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
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Dr. Justin Cahill has 1 publication on record
Dmand AI links 1 paper to Dr. Cahill. Dr. Cahill's most frequent co-authors are David Ryan Peaper, MD, PhD, Christian Michael Pettker, MD and Rohit Sangal.
Papers1
Dr. Cahill's most frequent co-authors
- David Ryan Peaper, MD, PhD1 shared paper
- Christian Michael Pettker, MD1 shared paper
- Rohit Sangal1 shared paper
Recent publications by Dr. Cahill
See who Dr. Cahill researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cahill works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Justin Cahill received $154 in industry payments in 2016
CMS Open Payments shows 11 general payments to Dr. Cahill from 2 drug and device companies in 2016. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $112.
Companies that paid Dr. Cahill the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Justin Cahill graduated from Georgetown University School Of Medicine
Dr. Cahill graduated from Georgetown University School Of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Justin 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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 Dr. Justin 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. Justin Cahill's NPI number?
Dr. Justin Cahill's NPI number is 1316966112. It was assigned on July 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Justin Cahill?
Dr. Justin Cahill is an emergency medicine physician in Bridgeport, Connecticut. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Justin Cahill practice?
Dr. Cahill practices at 267 Grant Street, Bridgeport, CT 06610. Dr. Cahill's primary practice is Bridgeport Hospital in Bridgeport, Connecticut, part of Yale New Haven Health System. Dmand AI also links Dr. Cahill to 1 medical group.
What is Dr. Justin Cahill's office phone number?
The practice phone on file for Dr. Cahill is (203) 384-3000.
What is Dr. Justin Cahill's medical license number?
Dr. Cahill holds Connecticut license 041914.
Which hospitals is Dr. Justin Cahill affiliated with?
Dr. Cahill practices at Bridgeport Hospital in Bridgeport, Connecticut.
What medical group is Dr. Justin Cahill part of?
Dr. Cahill is linked to Bridgeport Hospital. Dmand AI links Dr. Cahill to 1 more medical group.
Does Dr. Justin Cahill accept Medicare?
Yes. CMS data shows Dr. Cahill billed Medicare for 27 services in 2022.
What is Dr. Justin Cahill's MIPS score?
Dr. Cahill's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.
How many Medicare patients does Dr. Justin Cahill see?
CMS counts 12 Medicare patients who saw Dr. Cahill in 2024, with an average age of 71.
Show 7 more questionsShow fewer questions
What services does Dr. Justin Cahill bill to Medicare?
In 2022, Dr. Cahill's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
Where did Dr. Justin Cahill go to medical school?
Dr. Cahill graduated from Georgetown University School Of Medicine in 2000.
What drugs does Dr. Justin Cahill prescribe most?
In 2018 Medicare Part D data, Dr. Cahill's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Justin Cahill received payments from drug or device companies?
CMS Open Payments shows $154 in general payments to Dr. Cahill from 2 companies from 2016 to 2016. The largest total came from Pfizer Inc.
How long has Dr. Justin Cahill been practicing?
Dr. Cahill graduated from medical school in 2000, 26 years ago.
Does Dr. Justin Cahill do research?
Dmand AI links 1 publication to Dr. Cahill.
Who does Dr. Justin Cahill publish with?
Dr. Cahill's most frequent co-authors are David Ryan Peaper, MD, PhD (1 shared paper), Christian Michael Pettker, MD (1 shared paper) and Rohit Sangal (1 shared paper).
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