Dr. David Brent Welch, MD
- Medicare services, 2021
- 347
- Part D claims, 2022
- 12
- Industry payments
- $4,520
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 310 State Of North Franklin Road, Suite 202, Johnson City, TN 37604
- Practice phone
- Call (423) 929-7111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Endoscopy Center of Northeast Tennessee
Surgery Center - Medicare-Certified · Johnson City, Tennessee
Find Dr. Welch'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. David Brent Welch is a gastroenterologist in Johnson City, Tennessee
Dr. Welch practices at Endoscopy Center of Northeast Tennessee in Johnson City, Tennessee.
Dr. Welch's NPI, 1871597278, was assigned on June 13, 2005. Dr. Welch holds Tennessee license MD16421.
- NPI
- 1871597278NPI Registry (opens in a new tab)
- NPI enumeration date
- June 13, 2005
- NPI status
- Active
- Practice phone
- (423) 929-7111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Brent Welch practices at Endoscopy Center of Northeast Tennessee in Johnson City, Tennessee
Dr. Welch's primary practice is Endoscopy Center of Northeast Tennessee, at 310 State Of North Franklin Road, Suite 202, Johnson City, TN 37604. The practice phone is (423) 929-7111.
- Endoscopy Center of Northeast Tennessee310 State Of North Franklin Road, Suite 202, Johnson City, TN 37604Phone(423) 929-7111
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Brent Welch is affiliated with 1 site of care and 1 medical group
Dr. Welch's primary practice is Endoscopy Center of Northeast Tennessee in Johnson City, Tennessee. The medical group on file is Gastrointestinal Associates of Northeast Tennessee.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Brent Welch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Welch practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Endoscopy Center of Northeast Tennessee | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Brent Welch is one of 331 gastroenterologists in Tennessee
Gastroenterology is Dr. Welch's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Welch is licensed in Tennessee.
Specialties and state licenses
- Gastroenterology, TennesseePrimary
Gastroenterologists near Dr. Welch
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
Dr. David Brent Welch billed Medicare for 347 services in 2021
CMS data shows 347 Medicare services from Dr. Welch across 11 procedure codes in 2021. Medicare paid $35,388 for them.
Dr. Welch's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Surgery
- 2020: 2842021: 16343%
- Office and hospital visits
- 2020: 2932021: 15647%
- Lab and pathology
- 2020: 342021: 1459%
- Other services
- 2020: 242021: 1442%
- Tests and treatments
- 2020: 112021: 0100%
Where Dr. Welch's Medicare services took place, 2021
- In an office17049%
- In a facility17751%
Dr. Welch compared with the Tennessee median for gastroenterologists, 2021
- Dr. Welch
- Tennessee median
- Medicare services
- 347vs 64546% below
- Part D claims
- 12vs 59698% below
Medians across 330 gastroenterologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Welch's most billed Medicare procedure codes, 2021
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 Dr. Welch and other gastroenterologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Brent Welch's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Welch's median patient age at 62, with 31% women.
Dr. Welch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women31%
- Men69%
Source: Dmand AI Patient Panel Data
Dr. David Brent Welch wrote 12 Medicare Part D claims in 2022
In 2022, Dr. Welch wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $146 in total drug cost. In 2021, CMS named 661 claims across 10 drugs.
Dr. Welch's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 6612022: 1298%
Drugs named by CMS: 1 in 2022, 10 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. David Brent Welch received $4,520 in industry payments from 2016 to 2023
CMS Open Payments shows 376 general payments to Dr. Welch from 26 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $1,128.
General payments to Dr. Welch by program year, 2016 to 2023
General payments to Dr. Welch by kind, 2016 to 2023
- Food and beverage$4,506100%
- Education$130%
Companies that paid Dr. Welch the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. David Brent Welch'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. David Brent Welch
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. David Brent Welch's NPI number?
Dr. David Brent Welch's NPI number is 1871597278. It was assigned on June 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David Brent Welch?
Dr. David Brent Welch is a gastroenterologist in Johnson City, Tennessee. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. David Brent Welch practice?
Dr. Welch practices at 310 State Of North Franklin Road, Suite 202, Johnson City, TN 37604. Dr. Welch's primary practice is Endoscopy Center of Northeast Tennessee in Johnson City, Tennessee.
What is Dr. David Brent Welch's office phone number?
The practice phone on file for Dr. Welch is (423) 929-7111.
What is Dr. David Brent Welch's medical license number?
Dr. Welch holds Tennessee license MD16421.
What medical group is Dr. David Brent Welch part of?
Dr. Welch is linked to Gastrointestinal Associates of Northeast Tennessee.
Does Dr. David Brent Welch accept Medicare?
Yes. CMS data shows Dr. Welch billed Medicare for 347 services in 2021.
What services does Dr. David Brent Welch bill to Medicare?
In 2021, Dr. Welch's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45385) and office visit, new patient (99204).
What drugs does Dr. David Brent Welch prescribe most?
In 2022 Medicare Part D data, Dr. Welch's most prescribed drugs by claims were Omeprazole.
Has Dr. David Brent Welch received payments from drug or device companies?
CMS Open Payments shows $4,520 in general payments to Dr. Welch from 26 companies from 2016 to 2023. The largest total came from Bausch Health Americas, Inc.
How long has Dr. David Brent Welch been practicing?
Dr. Welch's NPI was assigned in 2005.
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