Christopher Todd Callihan, PA-C
- Medicare patients, 2024
- 20
- Part D claims, 2024
- 57
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 800 Rose Street, Lexington, KY 40536
- Practice phone
- Call (859) 257-2278
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Christopher Callihan'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.
Christopher Todd Callihan is a physician assistant in Lexington, Kentucky
Christopher Callihan practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare.
Christopher Callihan's NPI, 1235167040, was assigned on June 29, 2006. Christopher Callihan holds Kentucky license PA683.
- NPI
- 1235167040NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638275902
- NPI enumeration date
- June 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (859) 257-2278
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christopher Todd Callihan practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky
Christopher Callihan's primary practice is University of Kentucky Albert B. Chandler Hospital, at 800 Rose Street, Lexington, KY 40536 in Fayette County. The practice phone is (859) 257-2278.
- University of Kentucky Albert B. Chandler Hospital800 Rose Street, Lexington, KY 40536 · Fayette CountyPhone(859) 257-2278
Source: Dmand AI Affiliation Data
Christopher Todd Callihan is affiliated with 2 sites of care and 1 medical group
Christopher Callihan's primary practice is University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare. The medical group on file is UK HealthCare. Dmand AI also links Christopher Callihan to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher Todd Callihan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Callihan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Kentucky Albert B. Chandler Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Christopher Todd Callihan is one of 241 physician assistants in Kentucky
Medical is Christopher Callihan's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Christopher Callihan is licensed in Kentucky.
Specialties and state licenses
- Medical physician assistant, KentuckyPrimary
Physician assistants near Christopher Callihan
Counts of physician assistants 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
Christopher Todd Callihan treated 20 Medicare patients in 2024, average age 73
CMS counts 20 Medicare patients who saw Christopher Callihan in 2024. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 2.01, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Christopher Callihan's median patient age at 71, with 59% women.
Chronic conditions among Christopher Callihan's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Christopher Callihan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher Todd Callihan wrote 57 Medicare Part D claims in 2024
In 2024, Christopher Callihan wrote 57 Medicare Part D claims. 86% of them were for generic drugs.
Christopher Callihan's Part D claims by kind of drug, 2024
- Generic49 claims86%
- Brand-name and other8 claims14%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Christopher Todd Callihan scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Christopher Callihan for performance year 2024, reported as part of a group. Christopher Callihan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Christopher Callihan's MIPS scores, performance year 2024
- 89of 100Final score
- 78.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Christopher Todd Callihan'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 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 (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) |
| 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 Christopher Todd Callihan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Christopher Todd Callihan's NPI number?
Christopher Todd Callihan's NPI number is 1235167040. It was assigned on June 29, 2006, and it is active in the NPI Registry.
What does Christopher Todd Callihan specialize in?
Christopher Todd Callihan is a physician assistant in Lexington, Kentucky. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Christopher Todd Callihan practice?
Christopher Callihan practices at 800 Rose Street, Lexington, KY 40536. Christopher Callihan's primary practice is University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare. Dmand AI also links Christopher Callihan to 1 group practice or clinic.
What is Christopher Todd Callihan's office phone number?
The practice phone on file for Christopher Callihan is (859) 257-2278.
What is Christopher Todd Callihan's medical license number?
Christopher Callihan holds Kentucky license PA683.
Which hospitals is Christopher Todd Callihan affiliated with?
Christopher Callihan practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky.
What medical group is Christopher Todd Callihan part of?
Christopher Callihan is linked to UK HealthCare.
Does Christopher Todd Callihan accept Medicare?
Yes. CMS lists Christopher Callihan as accepting Medicare assignment.
What is Christopher Todd Callihan's MIPS score?
Christopher Callihan's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Christopher Todd Callihan see?
CMS counts 20 Medicare patients who saw Christopher Callihan in 2024, with an average age of 73.
How long has Christopher Todd Callihan been practicing?
Christopher Callihan graduated from medical school in 2000, 26 years ago.
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