Christopher J. Messonnier, PA-C
- Medicare patients, 2024
- 93
- Part D claims, 2024
- 63
- Hospital affiliations
- 1
- Industry payments
- $91
- Medical groups
- 2
- Practice address
- 1516 Jefferson Hwy, New Orleans, LA 70121
- Practice phone
- Call (504) 842-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Christopher Messonnier'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 J. Messonnier is a physician assistant in New Orleans, Louisiana
Christopher Messonnier practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana, part of Ochsner Health System.
Christopher Messonnier's NPI, 1285127746, was assigned on June 10, 2018. Christopher Messonnier holds Louisiana license 308910.
- NPI
- 1285127746NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002166774
- NPI enumeration date
- June 10, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (504) 842-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christopher J. Messonnier practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana
Christopher Messonnier's primary practice is Ochsner Medical Center - New Orleans, at 1516 Jefferson Hwy, New Orleans, LA 70121 in Jefferson Parish. The practice phone is (504) 842-3000.
- Ochsner Medical Center - New Orleans1516 Jefferson Hwy, New Orleans, LA 70121 · Jefferson ParishPhone(504) 842-3000
Source: Dmand AI Affiliation Data
Christopher J. Messonnier is affiliated with 1 site of care and 2 medical groups
Christopher Messonnier's primary practice is Ochsner Medical Center - New Orleans in New Orleans, Louisiana, part of Ochsner Health System. The medical group on file is Ochsner Health. Dmand AI also links Christopher Messonnier to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher J. Messonnier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Messonnier practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ochsner Medical Center - New Orleans | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ochsner Health System and 6.2K+ hospitals, with verified contacts in the same login.
Christopher J. Messonnier is one of 1,286 physician assistants in Louisiana
Physician assistant is Christopher Messonnier's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Christopher Messonnier is licensed in Louisiana.
Specialties and state licenses
- Physician assistant, LouisianaPrimary
Physician assistants near Christopher Messonnier
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 J. Messonnier treated 93 Medicare patients in 2024, average age 65
CMS counts 93 Medicare patients who saw Christopher Messonnier in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have diabetes, and 75% have high blood pressure. 23% are also on Medicaid. Their average risk score is 3.72, 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 Messonnier's median patient age at 68, with 48% women.
Christopher Messonnier's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christopher Messonnier's Medicare patients by sex, 2024
- Women3538%
- Men5862%
Chronic conditions among Christopher Messonnier's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease67%
- Ischemic heart disease55%
- Heart failure41%
- Arthritis37%
- Atrial fibrillation35%
Share of Medicare patients with each condition. A patient can have several.
Christopher Messonnier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher J. Messonnier wrote 63 Medicare Part D claims in 2024
In 2024, Christopher Messonnier wrote 63 Medicare Part D claims for 19 patients. 0% of them were for generic drugs.
Christopher Messonnier's Part D claims by kind of drug, 2024
- Brand-name50 claims79%
- Other13 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Christopher J. Messonnier takes part in Medicare
Christopher Messonnier 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)
For MedTech and pharma teams
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Christopher J. Messonnier received $91 in industry payments in 2025
CMS Open Payments shows 4 general payments to Christopher Messonnier from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Sequel Med Tech, LLC paid the most, $52.
Companies that paid Christopher Messonnier the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Christopher J. Messonnier'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) |
| 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 J. Messonnier
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 J. Messonnier's NPI number?
Christopher J. Messonnier's NPI number is 1285127746. It was assigned on June 10, 2018, and it is active in the NPI Registry.
What does Christopher J. Messonnier specialize in?
Christopher J. Messonnier is a physician assistant in New Orleans, Louisiana. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Christopher J. Messonnier practice?
Christopher Messonnier practices at 1516 Jefferson Hwy, New Orleans, LA 70121. Christopher Messonnier's primary practice is Ochsner Medical Center - New Orleans in New Orleans, Louisiana, part of Ochsner Health System. Dmand AI also links Christopher Messonnier to 1 medical group.
What is Christopher J. Messonnier's office phone number?
The practice phone on file for Christopher Messonnier is (504) 842-3000.
What is Christopher J. Messonnier's medical license number?
Christopher Messonnier holds Louisiana license 308910.
Which hospitals is Christopher J. Messonnier affiliated with?
Christopher Messonnier practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana.
What medical group is Christopher J. Messonnier part of?
Christopher Messonnier is linked to Ochsner Health. Dmand AI links Christopher Messonnier to 1 more medical group.
Does Christopher J. Messonnier accept Medicare?
Yes. CMS lists Christopher Messonnier as accepting Medicare assignment.
How many Medicare patients does Christopher J. Messonnier see?
CMS counts 93 Medicare patients who saw Christopher Messonnier in 2024, with an average age of 65.
Has Christopher J. Messonnier received payments from drug or device companies?
CMS Open Payments shows $91 in general payments to Christopher Messonnier from 3 companies from 2025 to 2025. The largest total came from Sequel Med Tech, LLC.
How long has Christopher J. Messonnier been practicing?
Christopher Messonnier graduated from medical school in 2018, 8 years ago.
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