Dr. James Augustus Joyner IV, MD
- Part D claims, 2024
- 17
- Industry payments
- $1,628
- Affiliated sites
- 2
- Medical groups
- 3
- Insurance carriers
- 16
- Practice address
- 10058 Baymeadows Rd, Jacksonville, FL 32256-7177
- Practice phone
- Call (904) 636-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Vincents Ambulatory Care INC
Multi-specialty group site · Jacksonville, Florida
Find Dr. Joyner'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.
Dr. James Augustus Joyner IV is a pediatrician in Jacksonville, Florida
Dr. Joyner practices at St Vincents Ambulatory Care INC in Jacksonville, Florida.
Dr. Joyner's NPI, 1265526602, was assigned on October 2, 2006. Dr. Joyner graduated from University of Miami, Miller School of Medicine in 1999. Dr. Joyner holds Florida license ME85143.
- NPI
- 1265526602NPI Registry (opens in a new tab)
- NPI enumeration date
- October 2, 2006
- NPI status
- Active
- Practice phone
- (904) 636-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James Augustus Joyner IV practices at St Vincents Ambulatory Care INC in Jacksonville, Florida
Dr. Joyner's primary practice is St Vincents Ambulatory Care INC, at 10058 Baymeadows Rd, Jacksonville, FL 32256-7177. The practice phone is (904) 636-5400.
- St Vincents Ambulatory Care INC10058 Baymeadows Rd, Jacksonville, FL 32256-7177Phone(904) 636-5400
Source: Dmand AI Affiliation Data
Dr. James Augustus Joyner IV is affiliated with 2 sites of care and 3 medical groups
Dr. Joyner's primary practice is St Vincents Ambulatory Care INC in Jacksonville, Florida. The medical group on file is UF Jacksonville Physicians, Inc. Dmand AI also links Dr. Joyner to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. James Augustus Joyner IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Joyner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Vincents Ambulatory Care INC | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Augustus Joyner IV is one of 3,386 pediatricians in Florida
Pediatrics is Dr. Joyner's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Joyner is board certified in pediatrics by the American Board of Pediatrics. Dmand AI has Dr. Joyner's licenses on file in 3 states: Florida, Virginia and Georgia.
Specialties and state licenses
- Pediatrics, FloridaPrimary
- Virginia license
- Georgia license
Pediatricians near Dr. Joyner
Counts of pediatricians 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
Dr. James Augustus Joyner IV's patients have a median age of 11
Across all payers, Dmand AI patient panel data puts Dr. Joyner's median patient age at 11, with 39% women.
Dr. Joyner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 11
Patient panel by sex, all payers
- Women39%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. James Augustus Joyner IV wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Joyner wrote 17 Medicare Part D claims. 94% of them were for generic drugs.
Dr. Joyner's Part D claims by kind of drug, 2024
- Generic16 claims94%
- Brand-name and other1 claims6%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. James Augustus Joyner IV received $1,628 in industry payments from 2016 to 2025
CMS Open Payments shows 45 general payments to Dr. Joyner from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 75% of the total. ParaPRO, LLC paid the most, $400.
General payments to Dr. Joyner by program year, 2016 to 2025
General payments to Dr. Joyner by kind, 2016 to 2025
- Food and beverage$1,22875%
- Speaker and faculty fees$40025%
Companies that paid Dr. Joyner the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Augustus Joyner IV graduated from University of Miami, Miller School of Medicine
Dr. Joyner graduated from University of Miami, Miller School of Medicine in 1999.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. James Augustus Joyner IV accepts plans from 16 insurance carriers
Dr. Joyner is in network with 16 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Molina
- +8 more carriersWith a free account
Plan types Dr. Joyner accepts, by number of carriers
- PPO10
- HMO8
- Medicare8
- POS5
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. James Augustus Joyner IV'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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. James Augustus Joyner IV
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. James Augustus Joyner IV's NPI number?
Dr. James Augustus Joyner IV's NPI number is 1265526602. It was assigned on October 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Augustus Joyner IV?
Dr. James Augustus Joyner IV is a pediatrician in Jacksonville, Florida. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. James Augustus Joyner IV practice?
Dr. Joyner practices at 10058 Baymeadows Rd, Jacksonville, FL 32256-7177. Dr. Joyner's primary practice is St Vincents Ambulatory Care INC in Jacksonville, Florida. Dmand AI also links Dr. Joyner to 2 medical groups and 1 group practice or clinic.
What is Dr. James Augustus Joyner IV's office phone number?
The practice phone on file for Dr. Joyner is (904) 636-5400.
What is Dr. James Augustus Joyner IV's medical license number?
Dr. Joyner holds Florida license ME85143, one of the licenses on file in 3 states.
Which states has Dr. James Augustus Joyner IV been licensed in?
Dmand AI has state licenses on file for Dr. Joyner in Florida (2002 to 2026), Virginia (2022 to 2026) and Georgia (1976 to 1999).
What medical group is Dr. James Augustus Joyner IV part of?
Dr. Joyner is linked to UF Jacksonville Physicians, Inc. Dmand AI links Dr. Joyner to 2 more medical groups.
Is Dr. James Augustus Joyner IV board certified?
Yes. Dr. Joyner is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. James Augustus Joyner IV go to medical school?
Dr. Joyner graduated from University of Miami, Miller School of Medicine in 1999.
Has Dr. James Augustus Joyner IV received payments from drug or device companies?
CMS Open Payments shows $1,628 in general payments to Dr. Joyner from 18 companies from 2016 to 2025. The largest total came from ParaPRO, LLC.
How long has Dr. James Augustus Joyner IV been practicing?
Dr. Joyner graduated from medical school in 1999, 27 years ago.
What insurance does Dr. James Augustus Joyner IV accept?
Dr. Joyner is in network with 16 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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