Dr. William Justin Carter, MD
- Medicare services, 2024
- 269
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 125
- Hospital affiliations
- 1
- 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
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Dr. William Justin Carter is a hospitalist in New Orleans, Louisiana
Dr. Carter practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana, part of Ochsner Health System.
Dr. Carter's NPI, 1942404454, was assigned on June 11, 2007. Dr. Carter graduated from University of Alabama School of Medicine in 2005. Dr. Carter holds Louisiana license MD.202350.
- NPI
- 1942404454NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204990930
- NPI enumeration date
- June 11, 2007
- 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
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Justin Carter practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana
Dr. Carter'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
Dr. William Justin Carter is affiliated with 2 sites of care and 2 medical groups
Dr. Carter'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 Dr. Carter to 1 more 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 Dr. William Justin Carter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carter practices, 2 sites in all. 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 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Justin Carter is one of 324 hospitalists in Louisiana
Hospitalist is Dr. Carter's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Carter is licensed in Louisiana.
Specialties and state licenses
- Hospitalist, LouisianaPrimary
Hospitalists near Dr. Carter
Counts of hospitalists 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. William Justin Carter billed Medicare for 269 services in 2024
CMS data shows 269 Medicare services from Dr. Carter across 5 procedure codes in 2024, for 76 Medicare patients. Medicare paid $23,630 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Carter's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3012024: 26911%
Dr. Carter compared with the Louisiana median for hospitalists, 2024
- Dr. Carter
- Louisiana median
- Medicare services
- 269vs 34422% below
- Medicare patients
- 76vs 15651% below
- Part D claims
- 22vs 9076% below
Medians across 307 hospitalists in Louisiana with Dmand AI profiles that report each measure.
Dr. Carter'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
Dr. William Justin Carter treated 76 Medicare patients in 2024, average age 72
CMS counts 76 Medicare patients who saw Dr. Carter in 2024. The largest group is 75 to 84, with 27 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 3.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Carter's median patient age at 73, with 60% women.
Dr. Carter's Medicare patients by age, 2024
Dr. Carter's Medicare patients by sex, 2024
- Women4053%
- Men3647%
Chronic conditions among Dr. Carter's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease55%
- Depression51%
- Mood disorders51%
- Arthritis50%
- Heart failure50%
- Anxiety49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Carter's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Justin Carter wrote 125 Medicare Part D claims in 2024
In 2024, Dr. Carter wrote 125 Medicare Part D claims for 42 patients. 72% of them were for generic drugs. CMS names the drug for 22 of them, across 1 drug with 11 or more claims each, at $14,527 in total drug cost. In 2019, CMS named 25 claims across 2 drugs.
Dr. Carter's Part D claims by kind of drug, 2024
- Generic90 claims72%
- Brand-name and other35 claims28%
Dr. Carter'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 Dr. Carter's Part D claims, 2024
- Antibiotics10%13 of 125 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2019 to 2024
- 2019
- 2024
- Claims for drugs CMS names
- 2019: 252024: 2212%
Drugs named by CMS: 1 in 2024, 2 in 2019.
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
How Dr. William Justin Carter takes part in Medicare
Dr. Carter 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)
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Dr. William Justin Carter graduated from University of Alabama School of Medicine
Dr. Carter graduated from University of Alabama School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Justin Carter'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) |
| 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 Dr. William Justin Carter
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. William Justin Carter's NPI number?
Dr. William Justin Carter's NPI number is 1942404454. It was assigned on June 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. William Justin Carter?
Dr. William Justin Carter is a hospitalist in New Orleans, Louisiana. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. William Justin Carter practice?
Dr. Carter practices at 1516 Jefferson Hwy, New Orleans, LA 70121. Dr. Carter's primary practice is Ochsner Medical Center - New Orleans in New Orleans, Louisiana, part of Ochsner Health System. Dmand AI also links Dr. Carter to 1 home health agency and 1 medical group.
What is Dr. William Justin Carter's office phone number?
The practice phone on file for Dr. Carter is (504) 842-3000.
What is Dr. William Justin Carter's medical license number?
Dr. Carter holds Louisiana license MD.202350.
Which hospitals is Dr. William Justin Carter affiliated with?
Dr. Carter practices at Ochsner Medical Center - New Orleans in New Orleans, Louisiana.
What medical group is Dr. William Justin Carter part of?
Dr. Carter is linked to Ochsner Health. Dmand AI links Dr. Carter to 1 more medical group.
Does Dr. William Justin Carter accept Medicare?
Yes. CMS data shows Dr. Carter billed Medicare for 269 services in 2024, and Dr. Carter accepts Medicare assignment.
How many Medicare patients does Dr. William Justin Carter see?
CMS counts 76 Medicare patients who saw Dr. Carter in 2024, with an average age of 72.
What services does Dr. William Justin Carter bill to Medicare?
In 2024, Dr. Carter's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
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Where did Dr. William Justin Carter go to medical school?
Dr. Carter graduated from University of Alabama School of Medicine in 2005.
What drugs does Dr. William Justin Carter prescribe most?
In 2024 Medicare Part D data, Dr. Carter's most prescribed drugs by claims were Jardiance.
How long has Dr. William Justin Carter been practicing?
Dr. Carter graduated from medical school in 2005, 21 years ago.
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