AppendicitisPoint-of-Care SystemsUltrasonography
Dr. Isaac J. Farrell, MD
NPI1053587881
- Medicare services, 2024
- 523
- Medicare patients, 2024
- 339
- Publications
- 4
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Practice address
- 1501 N Campbell Ave, Tucson, AZ 85724
- Practice phone
- Call (520) 626-2761
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Arizona
Tucson, Arizona
Find Dr. Farrell's professional email, personal email and mobile number
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Dr. Isaac J. Farrell is an emergency medicine physician in Tucson, Arizona
Dr. Farrell practices at University of Arizona in Tucson, Arizona.
Dr. Farrell's NPI, 1053587881, was assigned on May 1, 2008. Dr. Farrell graduated from University of Colorado School of Medicine, Denver in 2004. Dr. Farrell holds Arizona license 1234.
NPI and contact details
- NPI
- 1053587881NPI Registry (opens in a new tab)
- NPI enumeration date
- May 1, 2008
- NPI status
- Active
- Practice phone
- (520) 626-2761
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Isaac J. Farrell practices at University of Arizona in Tucson, Arizona
Dr. Farrell's primary practice is University of Arizona, at 1501 N Campbell Ave, Tucson, AZ 85724 in Pima County. The practice phone is (520) 626-2761.
- University of Arizona1501 N Campbell Ave, Tucson, AZ 85724 · Pima CountyPhone(520) 626-2761
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Isaac J. Farrell is affiliated with 2 sites of care and 1 medical group
Dr. Farrell's primary practice is University of Arizona in Tucson, Arizona. Dr. Farrell is also affiliated with Banner - University Medical Center South. The medical group on file is Banner Medical Group.
University of ArizonaPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Isaac J. Farrell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Farrell practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Arizona | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Isaac J. Farrell is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Dr. Farrell's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Farrell is licensed in Arizona.
Specialties and state licenses
- Emergency medicine, ArizonaPrimary
Emergency medicine physicians near Dr. Farrell
Counts of emergency medicine physicians 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. Isaac J. Farrell billed Medicare for 523 services in 2024
CMS data shows 523 Medicare services from Dr. Farrell across 5 procedure codes in 2024, for 339 Medicare patients. Medicare paid $46,072 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024523
Medicare patients339
Paid by Medicare$46,072
Procedure codes5
Dr. Farrell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3542024: 39211%
- Tests and treatments
- 2023: 1262024: 1314%
Dr. Farrell compared with the Arizona median for emergency medicine physicians, 2024
- Dr. Farrell
- Arizona median
- Medicare services
- 523vs 2162.4 times
- Medicare patients
- 339vs 21061% above
Medians across 1,326 emergency medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Farrell'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 Dr. Farrell?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Farrell and other emergency medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Isaac J. Farrell treated 339 Medicare patients in 2024, average age 72
CMS counts 339 Medicare patients who saw Dr. Farrell in 2024. The largest group is 65 to 74, with 124 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.45, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Farrell's median patient age at 43, with 51% women.
Medicare patients, 2024339
Average age72
Average risk score2.45
Also on Medicaid25%
Dr. Farrell's Medicare patients by age, 2024
Dr. Farrell's Medicare patients by sex, 2024
- Women15646%
- Men18354%
Chronic conditions among Dr. Farrell's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes46%
- Ischemic heart disease45%
- Chronic kidney disease41%
- Anxiety40%
- Mood disorders40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Farrell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Isaac J. Farrell scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Farrell for performance year 2024, reported through an alternative payment model (APM).
Dr. Farrell's MIPS scores, performance year 2024
- 93of 100Final score
- 74.6of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
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
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Dr. Isaac J. Farrell has 4 publications on record
Dmand AI links 4 papers to Dr. Farrell, published from 2014 to 2017. The most frequent topics are Ultrasonography. Dr. Farrell has published most often in Acad Emerg Med. Dr. Farrell's most frequent co-authors are Srikar R. Adhikari, MD, Arthur K. Au, MD and Carl Alec Alsup, MD.
Papers4
Years published2014 to 2017
Dr. Farrell's papers by year, 2014 to 2017
Topics Dr. Farrell writes about most
- Ultrasonography
Dr. Farrell's most frequent co-authors
- Srikar R. Adhikari, MD3 shared papers
- Arthur K. Au, MD2 shared papers
- Carl Alec Alsup, MD1 shared paper
Recent publications by Dr. Farrell
Emergency Service, HospitalForeign BodiesPhysical Examination
See who Dr. Farrell researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Farrell 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. Isaac J. Farrell received $127 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Farrell from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Siemens Medical Solutions USA, Inc. paid the most, $127.
Companies that paid Dr. Farrell the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Isaac J. Farrell graduated from University of Colorado School of Medicine, Denver
Dr. Farrell graduated from University of Colorado School of Medicine, Denver in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Isaac J. Farrell'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. Isaac J. Farrell
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. Isaac J. Farrell's NPI number?
Dr. Isaac J. Farrell's NPI number is 1053587881. It was assigned on May 1, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Isaac J. Farrell?
Dr. Isaac J. Farrell is an emergency medicine physician in Tucson, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Isaac J. Farrell practice?
Dr. Farrell practices at 1501 N Campbell Ave, Tucson, AZ 85724. Dr. Farrell's primary practice is University of Arizona in Tucson, Arizona.
What is Dr. Isaac J. Farrell's office phone number?
The practice phone on file for Dr. Farrell is (520) 626-2761.
What is Dr. Isaac J. Farrell's medical license number?
Dr. Farrell holds Arizona license 1234.
Which hospitals is Dr. Isaac J. Farrell affiliated with?
Dr. Farrell is affiliated with Banner - University Medical Center South.
What medical group is Dr. Isaac J. Farrell part of?
Dr. Farrell is linked to Banner Medical Group.
Does Dr. Isaac J. Farrell accept Medicare?
Yes. CMS data shows Dr. Farrell billed Medicare for 523 services in 2024.
What is Dr. Isaac J. Farrell's MIPS score?
Dr. Farrell's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Isaac J. Farrell see?
CMS counts 339 Medicare patients who saw Dr. Farrell in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
What services does Dr. Isaac J. Farrell bill to Medicare?
In 2024, Dr. Farrell's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Isaac J. Farrell go to medical school?
Dr. Farrell graduated from University of Colorado School of Medicine, Denver in 2004.
Has Dr. Isaac J. Farrell received payments from drug or device companies?
CMS Open Payments shows $127 in general payments to Dr. Farrell from 1 company from 2017 to 2017. The largest total came from Siemens Medical Solutions USA, Inc.
How long has Dr. Isaac J. Farrell been practicing?
Dr. Farrell graduated from medical school in 2004, 22 years ago.
Does Dr. Isaac J. Farrell do research?
Dmand AI links 4 publications to Dr. Farrell, published from 2014 to 2017.
Who does Dr. Isaac J. Farrell publish with?
Dr. Farrell's most frequent co-authors are Srikar R. Adhikari, MD (3 shared papers), Arthur K. Au, MD (2 shared papers) and Carl Alec Alsup, MD (1 shared paper).
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