Preston Pemberton Purdum III

  • Charlotte, NC
  • Gastroenterologist
NPI1275566283
Medicare services, 2022
595
Part D claims, 2024
46
Publications
2
Industry payments
$15,540
Affiliated sites
1
Practice address
1000 Blythe Blvd, Charlotte, NC 28203
Practice phone
Call (704) 355-2000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Atrium Health Carolinas Medical Center

Charlotte, North Carolina

See all 3 affiliations

Find Preston Purdum'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.

View contacts for free

Preston Pemberton Purdum III is a gastroenterologist in Charlotte, North Carolina

Preston Purdum practices at Atrium Health Carolinas Medical Center in Charlotte, North Carolina.

Preston Purdum's NPI, 1275566283, was assigned on July 10, 2006. Preston Purdum graduated from Virginia Commonwealth University, School of Medicine in 1984. Preston Purdum holds North Carolina license 9500190.

NPI and contact details
NPI enumeration date
July 10, 2006
NPI status
Active
Practice phone
(704) 355-2000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
68
Medical school graduation
1984

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

Preston Pemberton Purdum III practices at Atrium Health Carolinas Medical Center in Charlotte, North Carolina

Preston Purdum's primary practice is Atrium Health Carolinas Medical Center, at 1000 Blythe Blvd, Charlotte, NC 28203 in Mecklenburg County. The practice phone is (704) 355-2000.

  • Atrium Health Carolinas Medical Center
    1000 Blythe Blvd, Charlotte, NC 28203 · Mecklenburg CountyPhone(704) 355-2000

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

Preston Pemberton Purdum III is affiliated with 2 sites of care and 1 medical group

Preston Purdum's primary practice is Atrium Health Carolinas Medical Center in Charlotte, North Carolina. The medical group on file is Atrium Health Levine Children's Gastroenterology. Dmand AI also links Preston Purdum to 1 more ambulatory surgery center, named with a free account.

See all 3 affiliations for Preston Purdum

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

Dmand AI tracks the EHR system at Preston Pemberton Purdum III's practice

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

EHR by site
SiteEHR vendor and product
Atrium Health Carolinas Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Preston Purdum practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Preston Pemberton Purdum III is one of 590 gastroenterologists in North Carolina

Gastroenterology is Preston Purdum's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Preston Purdum is licensed in North Carolina.

Specialties and state licenses

  • Gastroenterology, North CarolinaPrimaryLicense 9500190 · taxonomy 207RG0100X

Gastroenterologists near Preston Purdum

Counts of gastroenterologists 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

Preston Pemberton Purdum III billed Medicare for 595 services in 2022

CMS data shows 595 Medicare services from Preston Purdum across 8 procedure codes in 2022. Medicare paid $55,187 for them.

Medicare services, 2022595
Paid by Medicare$55,187
Procedure codes8

Preston Purdum's Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Office and hospital visits
2021: 1,0212022: 33367%
Surgery
2021: 5042022: 24152%
Other services
2021: 472022: 2155%

Where Preston Purdum's Medicare services took place, 2022

  • In an office33356%
  • In a facility26244%

Preston Purdum compared with the North Carolina median for gastroenterologists, 2022

  • Preston Purdum
  • North Carolina median
Medicare services
595vs 43836% above
Part D claims
18vs 40296% below

Medians across 567 gastroenterologists in North Carolina with Dmand AI profiles that report each measure.

Preston Purdum's most billed Medicare procedure codes, 2022

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 Preston Purdum

Need commercial claims for Preston Purdum?

Medicare shows one payer. Book a meeting to get commercial claims data for Preston Purdum and other gastroenterologists in North Carolina.

Book a meeting

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

Preston Pemberton Purdum III's patients have a median age of 63

Across all payers, Dmand AI patient panel data puts Preston Purdum's median patient age at 63, with 44% women.

Preston Purdum's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women44%
  • Men56%

Source: Dmand AI Patient Panel Data

Preston Pemberton Purdum III wrote 46 Medicare Part D claims in 2024

In 2024, Preston Purdum wrote 46 Medicare Part D claims for 20 patients. 72% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $264 in total drug cost. In 2023, CMS named 273 claims across 8 drugs.

Part D claims, 202446
Drugs named by CMS1
Total drug cost$264
Part D patients20

Preston Purdum's Part D claims by kind of drug, 2024

  • Generic33 claims72%
  • Brand-name13 claims28%

Preston Purdum'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2732024: 1893%

Drugs named by CMS: 1 in 2024, 8 in 2023.

See all prescribing by Preston Purdum

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

For MedTech and pharma teams

Find gastroenterologists like Preston Purdum by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Preston Pemberton Purdum III has 2 publications on record

Dmand AI links 2 papers to Preston Purdum, published from 2012 to 2013. Preston Purdum's most frequent co-authors are Lon Brian Eskind, MD, Mark William Russo, MD and William A. Ahrens, MD.

Papers2
Years published2012 to 2013

Preston Purdum's most frequent co-authors

Recent publications by Preston Purdum

See all 2 publications and co-authors

See who Preston Purdum researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Preston Purdum works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Preston Pemberton Purdum III received $15,540 in industry payments from 2016 to 2022

CMS Open Payments shows 975 general payments to Preston Purdum from 37 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 95% of the total. Abbvie Inc. paid the most, $2,808.

General payments to Preston Purdum by program year, 2016 to 2022

General payments to Preston Purdum by kind, 2016 to 2022

$15.5Kin total
  • Food and beverage$14,78595%
  • Education speaker fees$6624%
  • Education$931%

Companies that paid Preston Purdum the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Preston Purdum

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

Preston Pemberton Purdum III graduated from Virginia Commonwealth University, School of Medicine

Preston Purdum graduated from Virginia Commonwealth University, School of Medicine in 1984.

  1. Medical schoolVirginia Commonwealth University, School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Preston Pemberton Purdum III'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 DataDmand AI Org Hierarchy 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
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Preston Pemberton Purdum III

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Preston Pemberton Purdum III's NPI number?

Preston Pemberton Purdum III's NPI number is 1275566283. It was assigned on July 10, 2006, and it is active in the NPI Registry.

What does Preston Pemberton Purdum III specialize in?

Preston Pemberton Purdum III is a gastroenterologist in Charlotte, North Carolina. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Preston Pemberton Purdum III practice?

Preston Purdum practices at 1000 Blythe Blvd, Charlotte, NC 28203. Preston Purdum's primary practice is Atrium Health Carolinas Medical Center in Charlotte, North Carolina. Dmand AI also links Preston Purdum to 1 ambulatory surgery center.

What is Preston Pemberton Purdum III's office phone number?

The practice phone on file for Preston Purdum is (704) 355-2000.

What is Preston Pemberton Purdum III's medical license number?

Preston Purdum holds North Carolina license 9500190.

What medical group is Preston Pemberton Purdum III part of?

Preston Purdum is linked to Atrium Health Levine Children's Gastroenterology.

Does Preston Pemberton Purdum III accept Medicare?

Yes. CMS data shows Preston Purdum billed Medicare for 595 services in 2022.

What services does Preston Pemberton Purdum III bill to Medicare?

In 2022, Preston Purdum's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: digestive system (45385).

Where did Preston Pemberton Purdum III go to medical school?

Preston Purdum graduated from Virginia Commonwealth University, School of Medicine in 1984.

What drugs does Preston Pemberton Purdum III prescribe most?

In 2024 Medicare Part D data, Preston Purdum's most prescribed drugs by claims were Famotidine.

Show 4 more questionsShow fewer questions

Has Preston Pemberton Purdum III received payments from drug or device companies?

CMS Open Payments shows $15,540 in general payments to Preston Purdum from 37 companies from 2016 to 2022. The largest total came from Abbvie Inc.

How long has Preston Pemberton Purdum III been practicing?

Preston Purdum graduated from medical school in 1984, 42 years ago.

Does Preston Pemberton Purdum III do research?

Dmand AI links 2 publications to Preston Purdum, published from 2012 to 2013.

Who does Preston Pemberton Purdum III publish with?

Preston Purdum's most frequent co-authors are Lon Brian Eskind, MD (2 shared papers), Mark William Russo, MD (2 shared papers) and William A. Ahrens, MD (1 shared paper).

Selling to gastroenterology practices?

See gastroenterologists in North Carolina by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)