Dr. David S. Keisler Jr., MD, MEd
- Medicare services, 2020
- 1,001
- Part D claims, 2021
- 719
- Industry payments
- $688
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 410 University Pkwy Ste 1520 Suite 1520, Aiken, SC 29801
- Practice phone
- Call (803) 502-8400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy)
Multi-specialty group site · Aiken, South Carolina
Find Dr. Keisler'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 S. Keisler Jr. is a gastroenterologist in Columbus, Ohio
Dr. Keisler practices at Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy) in Aiken, South Carolina.
Dr. Keisler's NPI, 1740367705, was assigned on November 1, 2006. Dr. Keisler graduated from Medical University of South Carolina College of Medicine in 1974. Dr. Keisler holds South Carolina license 7819.
- NPI
- 1740367705NPI Registry (opens in a new tab)
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Practice phone
- (803) 502-8400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David S. Keisler Jr. practices in Aiken and Columbus
Dr. Keisler's primary practice is Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy), at 410 University Pkwy Ste 1520 Suite 1520, Aiken, SC 29801. The practice phone is (803) 502-8400. The NPI Registry lists Dr. Keisler's practice address as 3535 Olentangy River Rd, Columbus, OH 43214.
- Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy)Primary410 University Pkwy Ste 1520 Suite 1520, Aiken, SC 29801Phone(803) 502-8400
- NPI Registry address3535 Olentangy River Rd, Columbus, OH 43214 · Franklin CountyPhone(803) 648-7888
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. David S. Keisler Jr. is affiliated with 2 sites of care and 2 medical groups
Dr. Keisler's primary practice is Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy) in Aiken, South Carolina. The medical group on file is Aiken Regional Medical Centers. Dmand AI also links Dr. Keisler to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. David S. Keisler Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keisler practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy) | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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.
Dr. David S. Keisler Jr. is one of 692 gastroenterologists in Ohio
Gastroenterology is Dr. Keisler's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Keisler is licensed in South Carolina.
Specialties and state licenses
- Gastroenterology, South CarolinaPrimary
Gastroenterologists near Dr. Keisler
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 S. Keisler Jr. billed Medicare for 1,001 services in 2020
CMS data shows 1,001 Medicare services from Dr. Keisler across 7 procedure codes in 2020. Medicare paid $51,012 for them.
Dr. Keisler's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 1,0262020: 71331%
- Tests and treatments
- 2019: 612020: 167174%
- Other services
- 2019: 1382020: 12112%
- Drugs given in the office
- 2019: 272020: 0100%
- Surgery
- 2019: 352020: 0100%
Where Dr. Keisler's Medicare services took place, 2020
- In an office83483%
- In a facility16717%
Dr. Keisler compared with the Ohio median for gastroenterologists, 2020
- Dr. Keisler
- Ohio median
- Medicare services
- 1,001vs 4042.5 times
- Part D claims
- 719vs 40279% above
Medians across 687 gastroenterologists in Ohio with Dmand AI profiles that report each measure.
Dr. Keisler'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. Keisler?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Keisler and other gastroenterologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David S. Keisler Jr.'s patients have a median age of 79
Across all payers, Dmand AI patient panel data puts Dr. Keisler's median patient age at 79, with 29% women.
Dr. Keisler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women29%
- Men71%
Source: Dmand AI Patient Panel Data
Dr. David S. Keisler Jr. wrote 719 Medicare Part D claims in 2021
In 2021, Dr. Keisler wrote 719 Medicare Part D claims. They cover 27 drugs, with $16,888 in total drug cost. In 2020, CMS named 2,302 claims across 69 drugs.
Dr. Keisler's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 2,3022021: 71969%
Drugs named by CMS: 27 in 2021, 69 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. David S. Keisler Jr. received $688 in industry payments from 2016 to 2022
CMS Open Payments shows 47 general payments to Dr. Keisler from 17 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $98.
General payments to Dr. Keisler by program year, 2016 to 2022
Companies that paid Dr. Keisler the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David S. Keisler Jr. graduated from Medical University of South Carolina College of Medicine
Dr. Keisler graduated from Medical University of South Carolina College of Medicine in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David S. Keisler Jr.'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. David S. Keisler Jr.
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 S. Keisler Jr.'s NPI number?
Dr. David S. Keisler Jr.'s NPI number is 1740367705. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David S. Keisler Jr.?
Dr. David S. Keisler Jr. is a gastroenterologist in Columbus, Ohio. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. David S. Keisler Jr. practice?
Dr. Keisler practices at 410 University Pkwy Ste 1520 Suite 1520, Aiken, SC 29801. Dr. Keisler also practices at 3535 Olentangy River Rd, Columbus, OH 43214. Dr. Keisler's primary practice is Aiken Regional Medical Center - Primary Care - Aiken (University Pkwy) in Aiken, South Carolina. Dmand AI also links Dr. Keisler to 1 group practice or clinic and 1 medical group.
What is Dr. David S. Keisler Jr.'s office phone number?
The practice phone on file for Dr. Keisler is (803) 502-8400.
What is Dr. David S. Keisler Jr.'s medical license number?
Dr. Keisler holds South Carolina license 7819.
What medical group is Dr. David S. Keisler Jr. part of?
Dr. Keisler is linked to Aiken Regional Medical Centers. Dmand AI links Dr. Keisler to 1 more medical group.
Does Dr. David S. Keisler Jr. accept Medicare?
Yes. CMS data shows Dr. Keisler billed Medicare for 1,001 services in 2020.
What services does Dr. David S. Keisler Jr. bill to Medicare?
In 2020, Dr. Keisler's most billed Medicare services were office visit, established patient (99213), heart test or procedure (93010) and office visit, established patient (99214).
Where did Dr. David S. Keisler Jr. go to medical school?
Dr. Keisler graduated from Medical University of South Carolina College of Medicine in 1974.
What drugs does Dr. David S. Keisler Jr. prescribe most?
In 2021 Medicare Part D data, Dr. Keisler's most prescribed drugs by claims were Levothyroxine Sodium, Pantoprazole Sodium and Hydrochlorothiazide.
Has Dr. David S. Keisler Jr. received payments from drug or device companies?
CMS Open Payments shows $688 in general payments to Dr. Keisler from 17 companies from 2016 to 2022. The largest total came from Novo Nordisk Inc.
How long has Dr. David S. Keisler Jr. been practicing?
Dr. Keisler graduated from medical school in 1974, 52 years ago.
Selling to gastroenterology practices?
See gastroenterologists in Ohio 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