Dr. Gregory Adam Barber, MD

  • South Boston, VA
  • Vascular surgeon
NPI1013988476PAC ID8426055203
Medicare services, 2018
848
Part D claims, 2018
25
Industry payments
$13,412
Affiliated sites
1
Medical groups
3
Practice address
2204 Wilborn Ave, South Boston, VA 24592
Practice phone
Call (434) 517-3100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sentara Halifax Regional Hospital

South Boston, Virginia

See all 5 affiliations

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Dr. Gregory Adam Barber is a vascular surgeon in South Boston, Virginia

Dr. Barber practices at Sentara Halifax Regional Hospital in South Boston, Virginia.

Dr. Barber's NPI, 1013988476, was assigned on February 1, 2006. Dr. Barber holds Virginia license 0101043936.

NPI and contact details
Medicare PAC ID
8426055203
NPI enumeration date
February 1, 2006
NPI status
Active
Practice phone
(434) 517-3100
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Gregory Adam Barber practices at Sentara Halifax Regional Hospital in South Boston, Virginia

Dr. Barber's primary practice is Sentara Halifax Regional Hospital, at 2204 Wilborn Ave, South Boston, VA 24592 in Halifax County. The practice phone is (434) 517-3100.

  • Sentara Halifax Regional Hospital
    2204 Wilborn Ave, South Boston, VA 24592 · Halifax CountyPhone(434) 517-3100

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Gregory Adam Barber is affiliated with 2 sites of care and 3 medical groups

Dr. Barber's primary practice is Sentara Halifax Regional Hospital in South Boston, Virginia. The medical group on file is USA Vein Clinics. Dmand AI also links Dr. Barber to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Barber

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Gregory Adam Barber's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barber practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sentara Halifax Regional HospitalAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory Adam Barber is one of 142 vascular surgeons in Virginia

Vascular surgery is Dr. Barber's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Barber is licensed in Virginia.

Specialties and state licenses

  • Vascular surgery, VirginiaPrimaryLicense 0101043936 · taxonomy 2086S0129X

Vascular surgeons near Dr. Barber

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. Gregory Adam Barber billed Medicare for 848 services in 2018

CMS data shows 848 Medicare services from Dr. Barber across 22 procedure codes in 2018. Medicare paid $61,208 for them.

Medicare services, 2018848
Paid by Medicare$61,208
Procedure codes22

Dr. Barber's Medicare services by type, 2017 to 2018

  • 2017
  • 2018
Tests and treatments
2017: 1,8912018: 49274%
Office and hospital visits
2017: 8872018: 30765%
Imaging
2017: 1902018: 3184%
Surgery
2017: 2632018: 1893%
Other services
2017: 122018: 0100%

Where Dr. Barber's Medicare services took place, 2018

  • In an office53263%
  • In a facility31637%

Dr. Barber compared with the Virginia median for vascular surgeons, 2018

  • Dr. Barber
  • Virginia median
Medicare services
848vs 9006% below
Part D claims
25vs 8571% below

Medians across 137 vascular surgeons in Virginia with Dmand AI profiles that report each measure.

Dr. Barber's most billed Medicare procedure codes, 2018

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Barber

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gregory Adam Barber wrote 25 Medicare Part D claims in 2018

In 2018, Dr. Barber wrote 25 Medicare Part D claims. They cover 2 drugs, with $351 in total drug cost. In 2017, CMS named 116 claims across 4 drugs.

Part D claims, 201825
Drugs named by CMS2
Total drug cost$351

Dr. Barber's most prescribed drugs by claims, 2018

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, 2017 to 2018

  • 2017
  • 2018
Claims for drugs CMS names
2017: 1162018: 2578%

Drugs named by CMS: 2 in 2018, 4 in 2017.

See all prescribing by Dr. Barber

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Gregory Adam Barber received $13,412 in industry payments from 2016 to 2024

CMS Open Payments shows 152 general payments to Dr. Barber from 24 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 48% of the total. Volcano Corporation paid the most, $6,815.

General payments to Dr. Barber by program year, 2016 to 2024

General payments to Dr. Barber by kind, 2016 to 2024

$13.4Kin total
  • Consulting fees$6,40048%
  • Food and beverage$6,36547%
  • Travel and lodging$6475%

Companies that paid Dr. Barber the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Barber

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Gregory Adam Barber's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Gregory Adam Barber

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. Gregory Adam Barber's NPI number?

Dr. Gregory Adam Barber's NPI number is 1013988476. It was assigned on February 1, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory Adam Barber?

Dr. Gregory Adam Barber is a vascular surgeon in South Boston, Virginia. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).

Where does Dr. Gregory Adam Barber practice?

Dr. Barber practices at 2204 Wilborn Ave, South Boston, VA 24592. Dr. Barber's primary practice is Sentara Halifax Regional Hospital in South Boston, Virginia. Dmand AI also links Dr. Barber to 2 medical groups and 1 group practice or clinic.

What is Dr. Gregory Adam Barber's office phone number?

The practice phone on file for Dr. Barber is (434) 517-3100.

What is Dr. Gregory Adam Barber's medical license number?

Dr. Barber holds Virginia license 0101043936.

What medical group is Dr. Gregory Adam Barber part of?

Dr. Barber is linked to USA Vein Clinics. Dmand AI links Dr. Barber to 2 more medical groups.

Does Dr. Gregory Adam Barber accept Medicare?

Yes. CMS data shows Dr. Barber billed Medicare for 848 services in 2018.

What services does Dr. Gregory Adam Barber bill to Medicare?

In 2018, Dr. Barber's most billed Medicare services were office visit, established patient (99213), blood vessel study (93880) and special service (99153).

What drugs does Dr. Gregory Adam Barber prescribe most?

In 2018 Medicare Part D data, Dr. Barber's most prescribed drugs by claims were Clopidogrel and Oxycodone-Acetaminophen.

Has Dr. Gregory Adam Barber received payments from drug or device companies?

CMS Open Payments shows $13,412 in general payments to Dr. Barber from 24 companies from 2016 to 2024. The largest total came from Volcano Corporation.

How long has Dr. Gregory Adam Barber been practicing?

Dr. Barber's NPI was assigned in 2006.

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