Mary Charles McArthur Messenger, PA-C
- Part D claims, 2024
- 722
- Hospital affiliations
- 1
- Industry payments
- $60
- State license
- 1
- Year NPI issued
- 2011
- Practice address
- 5900 College Road, Key West, FL 33040
- Practice phone
- Call (305) 294-5531
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Messenger'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.
Mary Charles McArthur Messenger is a physician assistant in Key West, Florida
Mary Messenger practices at Lower Keys Medical Center in Key West, Florida, part of Community Health Systems.
Mary Messenger's NPI, 1801180690, was assigned on June 9, 2011. Mary Messenger holds North Carolina license 001002911.
- NPI
- 1801180690NPI Registry (opens in a new tab)
- NPI enumeration date
- June 9, 2011
- NPI status
- Active
- Practice phone
- (305) 294-5531
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Mary Charles McArthur Messenger practices at Lower Keys Medical Center in Key West, Florida
Mary Messenger's primary practice is Lower Keys Medical Center, at 5900 College Road, Key West, FL 33040 in Monroe County. The practice phone is (305) 294-5531.
- Lower Keys Medical Center5900 College Road, Key West, FL 33040 · Monroe CountyPhone(305) 294-5531
Source: Dmand AI Affiliation Data
Mary Charles McArthur Messenger is affiliated with 1 site of care
Mary Messenger's primary practice is Lower Keys Medical Center in Key West, Florida, part of Community Health Systems.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Charles McArthur Messenger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Messenger practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lower Keys Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Mary Charles McArthur Messenger is one of 7,899 physician assistants in Florida
Physician assistant is Mary Messenger's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mary Messenger is licensed in North Carolina.
Specialties and state licenses
- Physician assistant, North CarolinaPrimary
Physician assistants near Mary Messenger
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
Mary Charles McArthur Messenger's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Mary Messenger's median patient age at 57, with 68% women.
Mary Messenger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women68%
- Men31%
Source: Dmand AI Patient Panel Data
Mary Charles McArthur Messenger wrote 722 Medicare Part D claims in 2024
In 2024, Mary Messenger wrote 722 Medicare Part D claims for 109 patients. 87% of them were for generic drugs.
Mary Messenger's Part D claims by kind of drug, 2024
- Generic628 claims87%
- Brand-name82 claims11%
- Other12 claims2%
Drug classes CMS tracks in Mary Messenger's Part D claims, 2024
- Opioids8%58 of 722 claims
- Antibiotics4%32 of 722 claims
- Antipsychotics, patients 65 and over2%11 of 722 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
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Mary Charles McArthur Messenger received $60 in industry payments in 2025
CMS Open Payments shows 3 general payments to Mary Messenger from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $25.
Companies that paid Mary Messenger 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 Mary Charles McArthur Messenger'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Mary Charles McArthur Messenger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Charles McArthur Messenger's NPI number?
Mary Charles McArthur Messenger's NPI number is 1801180690. It was assigned on June 9, 2011, and it is active in the NPI Registry.
What does Mary Charles McArthur Messenger specialize in?
Mary Charles McArthur Messenger is a physician assistant in Key West, Florida. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mary Charles McArthur Messenger practice?
Mary Messenger practices at 5900 College Road, Key West, FL 33040. Mary Messenger's primary practice is Lower Keys Medical Center in Key West, Florida, part of Community Health Systems.
What is Mary Charles McArthur Messenger's office phone number?
The practice phone on file for Mary Messenger is (305) 294-5531.
What is Mary Charles McArthur Messenger's medical license number?
Mary Messenger holds North Carolina license 001002911.
Which hospitals is Mary Charles McArthur Messenger affiliated with?
Mary Messenger practices at Lower Keys Medical Center in Key West, Florida.
Has Mary Charles McArthur Messenger received payments from drug or device companies?
CMS Open Payments shows $60 in general payments to Mary Messenger from 3 companies from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Mary Charles McArthur Messenger been practicing?
Mary Messenger graduated from medical school in 2011, 15 years ago.
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