Gary William Mousseau, PA-C
- Medicare patients, 2024
- 262
- Industry payments
- $138
- Affiliated sites
- 3
- Medical group
- 1
- State license
- 1
- Practice address
- 1005 Mar Walt Drive, Fort Walton Beach, FL 32547
- Practice phone
- Call (850) 863-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
White-Wilson Medical Center - Mammography
Mammography / Breast Imaging Center · Fort Walton Beach, Florida
Find Gary Mousseau'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.
Gary William Mousseau is a physician assistant in Fort Walton Beach, Florida
Gary Mousseau practices at White-Wilson Medical Center - Mammography in Fort Walton Beach, Florida.
Gary Mousseau's NPI, 1861593956, was assigned on September 25, 2006. Gary Mousseau holds Florida license PA9112347.
- NPI
- 1861593956NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830427566
- NPI enumeration date
- September 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (850) 863-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gary William Mousseau practices at White-Wilson Medical Center - Mammography in Fort Walton Beach, Florida
Gary Mousseau's primary practice is White-Wilson Medical Center - Mammography, at 1005 Mar Walt Drive, Fort Walton Beach, FL 32547. The practice phone is (850) 863-8100.
- White-Wilson Medical Center - Mammography1005 Mar Walt Drive, Fort Walton Beach, FL 32547Phone(850) 863-8100
Source: Dmand AI Affiliation Data
Gary William Mousseau is affiliated with 3 sites of care and 1 medical group
Gary Mousseau's primary practice is White-Wilson Medical Center - Mammography in Fort Walton Beach, Florida. The medical group on file is White-Wilson Medical Center, P.A. Dmand AI also links Gary Mousseau to 1 more clinical lab and 1 group practice or clinic, each named with a free account. Gary Mousseau's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gary William Mousseau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gary Mousseau practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| White-Wilson Medical Center - Mammography | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Gary William Mousseau is one of 1,969 physician assistants in Florida
Medical is Gary Mousseau's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Gary Mousseau is licensed in Florida.
Specialties and state licenses
- Medical physician assistant, FloridaPrimary
Physician assistants near Gary Mousseau
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
Gary William Mousseau treated 262 Medicare patients in 2024, average age 74
CMS counts 262 Medicare patients who saw Gary Mousseau in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gary Mousseau's median patient age at 65, with 37% women.
Gary Mousseau's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gary Mousseau's Medicare patients by sex, 2024
- Women9436%
- Men16864%
Chronic conditions among Gary Mousseau's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Diabetes41%
- Chronic kidney disease37%
- Ischemic heart disease36%
- Anxiety25%
- Atrial fibrillation25%
Share of Medicare patients with each condition. A patient can have several.
Gary Mousseau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Gary William Mousseau takes part in Medicare
Gary Mousseau 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)
Gary William Mousseau received $138 in industry payments in 2025
CMS Open Payments shows 6 general payments to Gary Mousseau from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Avadel CNS Pharmaceuticals, LLC paid the most, $30.
Companies that paid Gary Mousseau 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 Gary William Mousseau'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) |
| 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 Gary William Mousseau
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gary William Mousseau's NPI number?
Gary William Mousseau's NPI number is 1861593956. It was assigned on September 25, 2006, and it is active in the NPI Registry.
What does Gary William Mousseau specialize in?
Gary William Mousseau is a physician assistant in Fort Walton Beach, Florida. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Gary William Mousseau practice?
Gary Mousseau practices at 1005 Mar Walt Drive, Fort Walton Beach, FL 32547. Gary Mousseau's primary practice is White-Wilson Medical Center - Mammography in Fort Walton Beach, Florida. Dmand AI also links Gary Mousseau to 1 clinical lab and 1 group practice or clinic.
What is Gary William Mousseau's office phone number?
The practice phone on file for Gary Mousseau is (850) 863-8100.
What is Gary William Mousseau's medical license number?
Gary Mousseau holds Florida license PA9112347.
What medical group is Gary William Mousseau part of?
Gary Mousseau is linked to White-Wilson Medical Center, P.A.
Does Gary William Mousseau accept Medicare?
Yes. CMS lists Gary Mousseau as accepting Medicare assignment.
How many Medicare patients does Gary William Mousseau see?
CMS counts 262 Medicare patients who saw Gary Mousseau in 2024, with an average age of 74.
Has Gary William Mousseau received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Gary Mousseau from 6 companies from 2025 to 2025. The largest total came from Avadel CNS Pharmaceuticals, LLC.
How long has Gary William Mousseau been practicing?
Gary Mousseau graduated from medical school in 1979, 47 years ago.
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