Dr. Christopher Brent Keller, DO
- Medicare services, 2024
- 1,292
- Medicare patients, 2024
- 723
- Part D claims, 2024
- 1,073
- MIPS score, 2024
- 67
- Hospital affiliations
- 4
- Practice address
- 1701 Lacey Street, Cape Girardeau, MO 63701
- Practice phone
- Call (573) 335-6208
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Hospice - Cape Girardeau
Hospice - Hospital-Owned · Cape Girardeau, Missouri
Find Dr. Keller's professional email, personal email and mobile number
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Dr. Christopher Brent Keller is a gastroenterologist in Cape Girardeau, Missouri
Dr. Keller practices at Mercy Hospice - Cape Girardeau in Cape Girardeau, Missouri.
Dr. Keller's NPI, 1598820268, was assigned on December 23, 2006. Dr. Keller graduated from University of Pikeville, Kentucky College of Osteopathic Med in 2006. Dr. Keller holds Missouri license 2012008250.
- NPI
- 1598820268NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486705647
- NPI enumeration date
- December 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 335-6208
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Brent Keller practices at Mercy Hospice - Cape Girardeau in Cape Girardeau, Missouri
Dr. Keller's primary practice is Mercy Hospice - Cape Girardeau, at 1701 Lacey Street, Cape Girardeau, MO 63701 in Cape Girardeau County. The practice phone is (573) 335-6208.
- Mercy Hospice - Cape Girardeau1701 Lacey Street, Cape Girardeau, MO 63701 · Cape Girardeau CountyPhone(573) 335-6208
Source: Dmand AI Affiliation Data
Dr. Christopher Brent Keller is affiliated with 5 sites of care and 1 medical group
Dr. Keller's primary practice is Mercy Hospice - Cape Girardeau in Cape Girardeau, Missouri. Dr. Keller is also affiliated with Mercy Hospital Southeast. The medical group on file is Mercy Southeast. Dmand AI also links Dr. Keller to 3 more hospitals, each named with a free account. Dr. Keller's employer is on file too: a hospice.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Brent Keller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keller practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospice - Cape Girardeau | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Brent Keller is one of 329 gastroenterologists in Missouri
Gastroenterology is Dr. Keller's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Keller is licensed in Missouri.
Specialties and state licenses
- Gastroenterology, MissouriPrimary
Gastroenterologists near Dr. Keller
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. Christopher Brent Keller billed Medicare for 1,292 services in 2024
CMS data shows 1,292 Medicare services from Dr. Keller across 20 procedure codes in 2024, for 723 Medicare patients. Medicare paid $116,324 for them.
Dr. Keller's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 7012024: 7101%
- Office and hospital visits
- 2023: 3912024: 49928%
- Other services
- 2023: 692024: 8320%
Where Dr. Keller's Medicare services took place, 2024
- In an office26721%
- In a facility1,02579%
Dr. Keller compared with the Missouri median for gastroenterologists, 2024
- Dr. Keller
- Missouri median
- Medicare services
- 1,292vs 4163.1 times
- Medicare patients
- 723vs 2962.4 times
- Part D claims
- 938vs 4342.2 times
Medians across 337 gastroenterologists in Missouri with Dmand AI profiles that report each measure.
Dr. Keller's most billed Medicare procedure codes, 2024
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. Keller and other gastroenterologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Brent Keller treated 723 Medicare patients in 2024, average age 72
CMS counts 723 Medicare patients who saw Dr. Keller in 2024. The largest group is 65 to 74, with 389 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Keller's median patient age at 70, with 56% women.
Dr. Keller's Medicare patients by age, 2024
Dr. Keller's Medicare patients by sex, 2024
- Women41357%
- Men31043%
Chronic conditions among Dr. Keller's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis50%
- Diabetes33%
- Anxiety30%
- Mood disorders24%
- COPD23%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Keller's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Brent Keller wrote 1,073 Medicare Part D claims in 2024
In 2024, Dr. Keller wrote 1,073 Medicare Part D claims for 466 patients. 81% of them were for generic drugs. CMS names the drug for 938 of them, across 16 drugs with 11 or more claims each, at $241,863 in total drug cost. In 2023, CMS named 870 claims across 17 drugs.
Dr. Keller's Part D claims by kind of drug, 2024
- Generic871 claims81%
- Brand-name202 claims19%
Dr. Keller'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.
Drug classes CMS tracks in Dr. Keller's Part D claims, 2024
- Antibiotics3%29 of 1,073 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8702024: 9388%
Drugs named by CMS: 16 in 2024, 17 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
Dr. Christopher Brent Keller scored 67 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 67 out of 100 for Dr. Keller for performance year 2024, reported individually. Dr. Keller accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 306 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Keller, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Keller's MIPS scores, performance year 2024
- 67of 100Final score
- 80of 100Quality
- 0of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Keller ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 95th percentile306 procedures
- Colonoscopy
- 94th percentile201 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher Brent Keller received $2,319 in industry payments from 2016 to 2025
CMS Open Payments shows 123 general payments to Dr. Keller from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $580.
General payments to Dr. Keller by program year, 2016 to 2025
General payments to Dr. Keller by kind, 2016 to 2025
- Food and beverage$2,28098%
- Education$402%
Companies that paid Dr. Keller the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Brent Keller graduated from University of Pikeville, Kentucky College of Osteopathic Med
Dr. Keller graduated from University of Pikeville, Kentucky College of Osteopathic Med in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Brent Keller'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 Data |
| Primary practice, affiliations and health system | Dmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Christopher Brent Keller
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. Christopher Brent Keller's NPI number?
Dr. Christopher Brent Keller's NPI number is 1598820268. It was assigned on December 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Brent Keller?
Dr. Christopher Brent Keller is a gastroenterologist in Cape Girardeau, Missouri. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Christopher Brent Keller practice?
Dr. Keller practices at 1701 Lacey Street, Cape Girardeau, MO 63701. Dr. Keller's primary practice is Mercy Hospice - Cape Girardeau in Cape Girardeau, Missouri. Dmand AI also links Dr. Keller to 3 hospitals.
What is Dr. Christopher Brent Keller's office phone number?
The practice phone on file for Dr. Keller is (573) 335-6208.
What is Dr. Christopher Brent Keller's medical license number?
Dr. Keller holds Missouri license 2012008250.
Which hospitals is Dr. Christopher Brent Keller affiliated with?
Dr. Keller is affiliated with Mercy Hospital Southeast. Dmand AI links Dr. Keller to 3 more hospitals.
What medical group is Dr. Christopher Brent Keller part of?
Dr. Keller is linked to Mercy Southeast.
Does Dr. Christopher Brent Keller accept Medicare?
Yes. CMS data shows Dr. Keller billed Medicare for 1,292 services in 2024, and Dr. Keller accepts Medicare assignment.
What is Dr. Christopher Brent Keller's MIPS score?
Dr. Keller's MIPS final score for performance year 2024 is 67 out of 100, reported individually.
How many Medicare patients does Dr. Christopher Brent Keller see?
CMS counts 723 Medicare patients who saw Dr. Keller in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Christopher Brent Keller bill to Medicare?
In 2024, Dr. Keller's most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (43239) and hospital inpatient care (99222).
Where did Dr. Christopher Brent Keller go to medical school?
Dr. Keller graduated from University of Pikeville, Kentucky College of Osteopathic Med in 2006.
What drugs does Dr. Christopher Brent Keller prescribe most?
In 2024 Medicare Part D data, Dr. Keller's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Christopher Brent Keller received payments from drug or device companies?
CMS Open Payments shows $2,319 in general payments to Dr. Keller from 23 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Christopher Brent Keller been practicing?
Dr. Keller graduated from medical school in 2006, 20 years ago.
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