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Preston Pemberton Purdum III
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
Primary practice
Atrium Health Carolinas Medical Center
Charlotte, North Carolina
Find Preston Purdum's professional email, personal email and mobile number
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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
- 1275566283NPI Registry (opens in a new tab)
- 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 Center1000 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.
Atrium Health Carolinas Medical CenterPrimary
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.
| Site | EHR vendor and product |
|---|---|
| Atrium Health Carolinas Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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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 CarolinaPrimary
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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Preston Purdum and other gastroenterologists in North Carolina.
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.
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
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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
- Lon Brian Eskind, MD2 shared papers
- Mark William Russo, MD2 shared papers
- William A. Ahrens, MD1 shared paper
Recent publications by Preston Purdum
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.
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.
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.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Preston Pemberton Purdum III'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 DataDmand 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 Data |
| 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) |
| 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) |
| 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 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).
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