Courtney McPherson Marshall, PA-C
- Medicare services, 2024
- 3,520
- Medicare patients, 2024
- 460
- Part D claims, 2024
- 3,369
- Hospital affiliations
- 3
- Industry payments
- $2,773
- Practice address
- 4201 Belfort Rd, Jacksonville, FL 32216
- Practice phone
- Call (904) 296-3700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Courtney Marshall's professional email, personal email and mobile number
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Courtney McPherson Marshall is a physician assistant in Jacksonville, Florida
Courtney Marshall practices at Ascension St. Vincent's Southside Hospital in Jacksonville, Florida, part of Ascension Health Alliance.
Courtney Marshall's NPI, 1083956411, was assigned on March 24, 2013. Courtney Marshall graduated from Emory University School of Medicine in 2012. Courtney Marshall holds Florida license PA9107143.
- NPI
- 1083956411NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214158203
- NPI enumeration date
- March 24, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (904) 296-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Courtney McPherson Marshall practices at Ascension St. Vincent's Southside Hospital in Jacksonville, Florida
Courtney Marshall's primary practice is Ascension St. Vincent's Southside Hospital, at 4201 Belfort Rd, Jacksonville, FL 32216 in Duval County. The practice phone is (904) 296-3700.
- Ascension St. Vincent's Southside Hospital4201 Belfort Rd, Jacksonville, FL 32216 · Duval CountyPhone(904) 296-3700
Source: Dmand AI Affiliation Data
Courtney McPherson Marshall is affiliated with 5 sites of care and 2 medical groups
Courtney Marshall's primary practice is Ascension St. Vincent's Southside Hospital in Jacksonville, Florida, part of Ascension Health Alliance. Courtney Marshall is also affiliated with Baptist Medical Center Nassau. The medical group on file is Millennium Physician Group. Dmand AI also links Courtney Marshall to 1 more hospital, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Courtney McPherson Marshall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Courtney Marshall practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension St. Vincent's Southside Hospital | Available with a free account |
| +4 more sites and 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Courtney McPherson Marshall is one of 7,899 physician assistants in Florida
Physician assistant is Courtney Marshall's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Courtney Marshall is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Courtney Marshall is licensed in Florida.
Specialties and state licenses
- Physician assistant, FloridaPrimary
Clinical focus
Dmand AI lists acute gastroduodenitis, acute sinusitis, acute skin infection, adjustment disease, anxiety, asthma, bronchitis and chest wall injury among the conditions Courtney Marshall treats.
Physician assistants near Courtney Marshall
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
Courtney McPherson Marshall billed Medicare for 3,520 services in 2024
CMS data shows 3,520 Medicare services from Courtney Marshall across 32 procedure codes in 2024, for 460 Medicare patients. Medicare paid $100,875 for them. Every service was in an office.
Courtney Marshall's Medicare services by type, 2024
- Lab and pathology1,447
- Office and hospital visits765
- Other services739
- Surgery486
- Tests and treatments83
Courtney Marshall compared with the Florida median for physician assistants, 2024
- Courtney Marshall
- Florida median
- Medicare services
- 3,520vs 32111.0 times
- Medicare patients
- 460vs 1303.5 times
- Part D claims
- 2,856vs 3268.8 times
Medians across 5,430 physician assistants in Florida with Dmand AI profiles that report each measure.
Courtney Marshall's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Courtney McPherson Marshall treated 460 Medicare patients in 2024, average age 76
CMS counts 460 Medicare patients who saw Courtney Marshall in 2024. The largest group is 75 to 84, with 201 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Courtney Marshall's median patient age at 69, with 74% women.
Courtney Marshall's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Courtney Marshall's Medicare patients by sex, 2024
- Women33974%
- Men12126%
Chronic conditions among Courtney Marshall's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease35%
- Mood disorders34%
- Depression33%
- Chronic kidney disease32%
- Anxiety28%
Share of Medicare patients with each condition. A patient can have several.
Courtney Marshall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women74%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Courtney McPherson Marshall wrote 3,369 Medicare Part D claims in 2024
In 2024, Courtney Marshall wrote 3,369 Medicare Part D claims for 493 patients. 83% of them were for generic drugs. CMS names the drug for 2,856 of them, across 79 drugs with 11 or more claims each, at $369,958 in total drug cost.
Courtney Marshall's Part D claims by kind of drug, 2024
- Generic2,807 claims83%
- Brand-name and other562 claims17%
Courtney Marshall's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Courtney Marshall's Part D claims, 2024
- Opioids1%22 of 3,369 claims
- Antibiotics4%145 of 3,369 claims
- Antipsychotics, patients 65 and over1%19 of 3,369 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Courtney McPherson Marshall offers telehealth to Medicare patients
Courtney Marshall accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Courtney Marshall as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Courtney McPherson Marshall received $2,773 in industry payments from 2024 to 2025
CMS Open Payments shows 139 general payments to Courtney Marshall from 29 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 96% of the total. Eli Lilly and Company paid the most, $357.
General payments to Courtney Marshall by program year, 2024 to 2025
General payments to Courtney Marshall by kind, 2024 to 2025
- Food and beverage$2,67496%
- Education$994%
Companies that paid Courtney Marshall the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Courtney McPherson Marshall graduated from Emory University School of Medicine
Courtney Marshall graduated from Emory University School of Medicine in 2012. Courtney Marshall is a member of AAPA.
- Medical school
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Courtney McPherson Marshall'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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 Courtney McPherson Marshall
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Courtney McPherson Marshall's NPI number?
Courtney McPherson Marshall's NPI number is 1083956411. It was assigned on March 24, 2013, and it is active in the NPI Registry.
What does Courtney McPherson Marshall specialize in?
Courtney McPherson Marshall is a physician assistant in Jacksonville, Florida. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Courtney McPherson Marshall practice?
Courtney Marshall practices at 4201 Belfort Rd, Jacksonville, FL 32216. Courtney Marshall's primary practice is Ascension St. Vincent's Southside Hospital in Jacksonville, Florida, part of Ascension Health Alliance. Dmand AI also links Courtney Marshall to 1 hospital, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Courtney McPherson Marshall's office phone number?
The practice phone on file for Courtney Marshall is (904) 296-3700.
What is Courtney McPherson Marshall's medical license number?
Courtney Marshall holds Florida license PA9107143.
Which hospitals is Courtney McPherson Marshall affiliated with?
Courtney Marshall practices at Ascension St. Vincent's Southside Hospital in Jacksonville, Florida. Courtney Marshall is also affiliated with Baptist Medical Center Nassau. Dmand AI links Courtney Marshall to 1 more hospital.
What medical group is Courtney McPherson Marshall part of?
Courtney Marshall is linked to Millennium Physician Group. Dmand AI links Courtney Marshall to 1 more medical group.
Does Courtney McPherson Marshall accept Medicare?
Yes. CMS data shows Courtney Marshall billed Medicare for 3,520 services in 2024, and Courtney Marshall accepts Medicare assignment.
Does Courtney McPherson Marshall offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Courtney Marshall as offering telehealth services.
How many Medicare patients does Courtney McPherson Marshall see?
CMS counts 460 Medicare patients who saw Courtney Marshall in 2024, with an average age of 76.
Show 6 more questionsShow fewer questions
Is Courtney McPherson Marshall board certified?
Yes. Courtney Marshall is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Courtney McPherson Marshall bill to Medicare?
In 2024, Courtney Marshall's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).
Where did Courtney McPherson Marshall go to medical school?
Courtney Marshall graduated from Emory University School of Medicine in 2012.
What drugs does Courtney McPherson Marshall prescribe most?
In 2024 Medicare Part D data, Courtney Marshall's most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Courtney McPherson Marshall received payments from drug or device companies?
CMS Open Payments shows $2,773 in general payments to Courtney Marshall from 29 companies from 2024 to 2025. The largest total came from Eli Lilly and Company.
How long has Courtney McPherson Marshall been practicing?
Courtney Marshall graduated from medical school in 2012, 14 years ago.
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