Christopher O'Brien, PA-C
- Medicare patients, 2024
- 109
- Part D claims, 2024
- 783
- Hospital affiliations
- 2
- Industry payments
- $232
- Medical group
- 1
- Practice address
- 6360 South 3000 East, Suite 320, Salt Lake City, UT 84121
- Practice phone
- Call (801) 944-3166
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mountain West Endoscopy Center
Surgery Center - Medicare-Certified · Salt Lake City, Utah
Find Christopher O'Brien'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 O'Brien is a physician assistant in Salt Lake City, Utah
Christopher O'Brien practices at Mountain West Endoscopy Center in Salt Lake City, Utah.
Christopher O'Brien's NPI, 1235810532, was assigned on July 28, 2023. Christopher O'Brien graduated from Duke University School of Medicine in 2023. Christopher O'Brien holds Utah license 11475205-1206.
- NPI
- 1235810532NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719333434
- NPI enumeration date
- July 28, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (801) 944-3166
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christopher O'Brien practices at Mountain West Endoscopy Center in Salt Lake City, Utah
Christopher O'Brien's primary practice is Mountain West Endoscopy Center, at 6360 South 3000 East, Suite 320, Salt Lake City, UT 84121. The practice phone is (801) 944-3166.
- Mountain West Endoscopy Center6360 South 3000 East, Suite 320, Salt Lake City, UT 84121Phone(801) 944-3166
Source: Dmand AI Affiliation Data
Christopher O'Brien is affiliated with 4 sites of care and 1 medical group
Christopher O'Brien's primary practice is Mountain West Endoscopy Center in Salt Lake City, Utah. Christopher O'Brien is also affiliated with St. Mark's Hospital. The medical group on file is Foothill Family Clinic. Dmand AI also links Christopher O'Brien to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher O'Brien practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mountain West Endoscopy Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Christopher O'Brien is one of 1,645 physician assistants in Utah
Physician assistant is Christopher O'Brien's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Christopher O'Brien is licensed in Utah.
Specialties and state licenses
- Physician assistant, UtahPrimary
Physician assistants near Christopher O'Brien
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 O'Brien treated 109 Medicare patients in 2024, average age 71
CMS counts 109 Medicare patients who saw Christopher O'Brien in 2024. The largest group is 65 to 74, with 64 patients. 66% of them have high cholesterol, and 50% have high blood pressure. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christopher O'Brien's median patient age at 53, with 35% women.
Christopher O'Brien's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christopher O'Brien's Medicare patients by sex, 2024
- Women5248%
- Men5752%
Chronic conditions among Christopher O'Brien's Medicare patients, 2024
- High cholesterol66%
- High blood pressure50%
- Arthritis33%
- Depression28%
- Mood disorders28%
- Diabetes20%
- Anxiety19%
- Asthma17%
Share of Medicare patients with each condition. A patient can have several.
Christopher O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women35%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher O'Brien wrote 783 Medicare Part D claims in 2024
In 2024, Christopher O'Brien wrote 783 Medicare Part D claims for 220 patients. 90% of them were for generic drugs.
Christopher O'Brien's Part D claims by kind of drug, 2024
- Generic703 claims90%
- Brand-name and other80 claims10%
Drug classes CMS tracks in Christopher O'Brien's Part D claims, 2024
- Antibiotics10%75 of 783 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Christopher O'Brien takes part in Medicare
Christopher O'Brien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Christopher O'Brien received $232 in industry payments in 2025
CMS Open Payments shows 7 general payments to Christopher O'Brien from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $101.
Companies that paid Christopher O'Brien the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Christopher O'Brien graduated from Duke University School of Medicine
Christopher O'Brien graduated from Duke University School of Medicine in 2023.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Christopher O'Brien'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) |
| 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 Christopher O'Brien
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 O'Brien's NPI number?
Christopher O'Brien's NPI number is 1235810532. It was assigned on July 28, 2023, and it is active in the NPI Registry.
What does Christopher O'Brien specialize in?
Christopher O'Brien is a physician assistant in Salt Lake City, Utah. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Christopher O'Brien practice?
Christopher O'Brien practices at 6360 South 3000 East, Suite 320, Salt Lake City, UT 84121. Christopher O'Brien's primary practice is Mountain West Endoscopy Center in Salt Lake City, Utah. Dmand AI also links Christopher O'Brien to 1 hospital and 1 group practice or clinic.
What is Christopher O'Brien's office phone number?
The practice phone on file for Christopher O'Brien is (801) 944-3166.
What is Christopher O'Brien's medical license number?
Christopher O'Brien holds Utah license 11475205-1206.
Which hospitals is Christopher O'Brien affiliated with?
Christopher O'Brien is affiliated with St. Mark's Hospital. Dmand AI links Christopher O'Brien to 1 more hospital.
What medical group is Christopher O'Brien part of?
Christopher O'Brien is linked to Foothill Family Clinic.
Does Christopher O'Brien accept Medicare?
Yes. CMS lists Christopher O'Brien as accepting Medicare assignment.
How many Medicare patients does Christopher O'Brien see?
CMS counts 109 Medicare patients who saw Christopher O'Brien in 2024, with an average age of 71.
Where did Christopher O'Brien go to medical school?
Christopher O'Brien graduated from Duke University School of Medicine in 2023.
Has Christopher O'Brien received payments from drug or device companies?
CMS Open Payments shows $232 in general payments to Christopher O'Brien from 3 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Christopher O'Brien been practicing?
Christopher O'Brien graduated from medical school in 2023, 3 years ago.
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