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Dr. John Nereus Carter, MD
- Medicare services, 2020
- 287
- Part D claims, 2020
- 15
- Publications
- 1
- Industry payments
- $983
- State licenses
- 4
- Practice address
- 16088 San Pedro Ave, San Antonio, TX 78232
- Practice phone
- Call (210) 402-4092
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Baptist Neighborhood Hospital - Thousand Oaks
San Antonio, Texas
Find Dr. Carter'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. John Nereus Carter is a vascular surgeon in San Antonio, Texas
Dr. Carter practices at Baptist Neighborhood Hospital - Thousand Oaks in San Antonio, Texas.
Dr. Carter's NPI, 1467456038, was assigned on June 10, 2005. Dr. Carter graduated from Tulane School of Medicine in 1976. Dr. Carter's Oklahoma license number on file is 14399.
- NPI
- 1467456038NPI Registry (opens in a new tab)
- NPI enumeration date
- June 10, 2005
- NPI status
- Active
- Practice phone
- (210) 402-4092
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John Nereus Carter practices at Baptist Neighborhood Hospital - Thousand Oaks in San Antonio, Texas
Dr. Carter's primary practice is Baptist Neighborhood Hospital - Thousand Oaks, at 16088 San Pedro Ave, San Antonio, TX 78232 in Bexar County. The practice phone is (210) 402-4092.
- Baptist Neighborhood Hospital - Thousand Oaks16088 San Pedro Ave, San Antonio, TX 78232 · Bexar CountyPhone(210) 402-4092
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Nereus Carter is affiliated with 1 site of care
Dr. Carter's primary practice is Baptist Neighborhood Hospital - Thousand Oaks in San Antonio, Texas.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John Nereus Carter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carter practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Neighborhood Hospital - Thousand Oaks | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Nereus Carter is one of 317 vascular surgeons in Texas
Vascular surgery is Dr. Carter's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dmand AI has Dr. Carter's licenses on file in 4 states: Oklahoma, California, North Carolina and Louisiana.
Specialties and state licenses
- Vascular surgery, OklahomaPrimary
- California license
- North Carolina license
- Louisiana license
Vascular surgeons near Dr. Carter
Counts of vascular surgeons 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. John Nereus Carter billed Medicare for 287 services in 2020
CMS data shows 287 Medicare services from Dr. Carter across 11 procedure codes in 2020. Medicare paid $15,265 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Carter's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 3062020: 9270%
- Surgery
- 2019: 1072020: 5648%
- Tests and treatments
- 2019: 1572020: 5466%
- Imaging
- 2019: 382020: 4621%
- Other services
- 2019: 982020: 3960%
Dr. Carter compared with the Texas median for vascular surgeons, 2020
- Dr. Carter
- Texas median
- Medicare services
- 287vs 60553% below
- Part D claims
- 15vs 9484% below
Medians across 294 vascular surgeons in Texas with Dmand AI profiles that report each measure.
Dr. Carter's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Carter?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Carter and other vascular surgeons in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Nereus Carter's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Carter's median patient age at 41, with 25% women.
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 41
Patient panel by sex, all payers
- Women25%
- Men75%
Source: Dmand AI Patient Panel Data
Dr. John Nereus Carter wrote 15 Medicare Part D claims in 2020
In 2020, Dr. Carter wrote 15 Medicare Part D claims. They cover 1 drug, with $95 in total drug cost. In 2019, CMS named 32 claims across 1 drug.
Dr. Carter's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 322020: 1553%
Drugs named by CMS: 1 in 2020, 1 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John Nereus Carter has 1 publication on record
Dmand AI links 1 paper to Dr. Carter in 2016. Dr. Carter's most frequent co-authors are John Michael Carter, MD and Rohan R. Walvekar, MD.
Dr. Carter's most frequent co-authors
Recent publications by Dr. Carter
See who Dr. Carter researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Carter works with, so you can find a warm path to the right vascular surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Nereus Carter received $983 in industry payments from 2016 to 2024
CMS Open Payments shows 51 general payments to Dr. Carter from 20 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $258.
General payments to Dr. Carter by program year, 2016 to 2024
Companies that paid Dr. Carter the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Nereus Carter has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Carter, most recently ACS Fellow in 2013.
Awards and honors for Dr. Carter
- 2013
- ACS Fellow
- Undated
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. John Nereus Carter graduated from Tulane School of Medicine
Dr. Carter graduated from Tulane School of Medicine in 1976. Dr. Carter is a member of ACS and SVS.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Nereus 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. John Nereus 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. John Nereus Carter's NPI number?
Dr. John Nereus Carter's NPI number is 1467456038. It was assigned on June 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Nereus Carter?
Dr. John Nereus Carter is a vascular surgeon in San Antonio, Texas. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. John Nereus Carter practice?
Dr. Carter practices at 16088 San Pedro Ave, San Antonio, TX 78232. Dr. Carter's primary practice is Baptist Neighborhood Hospital - Thousand Oaks in San Antonio, Texas.
What is Dr. John Nereus Carter's office phone number?
The practice phone on file for Dr. Carter is (210) 402-4092.
What is Dr. John Nereus Carter's medical license number?
Dr. Carter's Oklahoma license number on file is 14399, one of the licenses on file in 4 states.
Which states has Dr. John Nereus Carter been licensed in?
Dmand AI has state licenses on file for Dr. Carter in Oklahoma (1983 to 2021), California (since 1978), North Carolina (1977 to 2014) and Louisiana (1976 to 1977).
Does Dr. John Nereus Carter accept Medicare?
Yes. CMS data shows Dr. Carter billed Medicare for 287 services in 2020.
What services does Dr. John Nereus Carter bill to Medicare?
In 2020, Dr. Carter's most billed Medicare services were office visit, established patient (99213), ultrasound (76937) and medicare service (G0500).
Where did Dr. John Nereus Carter go to medical school?
Dr. Carter graduated from Tulane School of Medicine in 1976.
What drugs does Dr. John Nereus Carter prescribe most?
In 2020 Medicare Part D data, Dr. Carter's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
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Has Dr. John Nereus Carter received payments from drug or device companies?
CMS Open Payments shows $983 in general payments to Dr. Carter from 20 companies from 2016 to 2024. The largest total came from Davol Inc.
How long has Dr. John Nereus Carter been practicing?
Dr. Carter graduated from medical school in 1976, 50 years ago.
Does Dr. John Nereus Carter do research?
Dmand AI links 1 publication to Dr. Carter.
Who does Dr. John Nereus Carter publish with?
Dr. Carter's most frequent co-authors are John Michael Carter, MD (1 shared paper) and Rohan R. Walvekar, MD (1 shared paper).
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