Doctor profile · Federal record
Dr. Christopher Keller, DO
Gastroenterology Physician (CMS: Gastroenterology) · Cape Girardeau, MO
- NPI 1598820268
- Accepts Medicare
- MIPS 63.6 / 100 · 2023
- 20 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1723 Broadway St, Suite 220
Cape Girardeau, MO 637014566
(573) 331-7910 - Mailing address
-
135 Whispering Willow CT
Cape Girardeau, MO 637014927
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- August 14, 2014
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Missouri #2012008250
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598820268. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,161
Distinct HCPCS
10
Medicare allowed
$145,832
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 244 | 243 | $135 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 108 | 90 | $83 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 107 | 101 | $93 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 106 | 101 | $235 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 93 | 92 | $96 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 74 | 72 | $122 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 58 | 40 | $47 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 58 | 58 | $169 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 46 | 46 | $104 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 41 | 38 | $132 |
In context: peer comparison
Among 5 peers in Cape Girardeau Gastroenterology Physician, average services per provider: 67. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$174
Transactions
5
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Madrigal Pharmaceuticals | 2 | $125.97 | |
| Abbvie INC. | 2 | $35.68 | |
| Micro-Tech Endoscopy USA, INC. | 1 | $12.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
848
Patients
366
Total drug cost
$212,039
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 251 | 65 | $2,520 |
| Omeprazole | Generic | 227 | 67 | $2,027 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 155 | 152 | $11,858 |
| Linzess (Linaclotide) | Brand | 38 | 0 | $22,135 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 25 | 25 | $389 |
| Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 23 | 20 | $347 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 20 | 0 | $1,397 |
| Mesalamine | Generic | 19 | 0 | $11,651 |
| Dicyclomine Hcl | Generic | 15 | 0 | $686 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 15 | 15 | $2,491 |
Hospital affiliations
Frequently asked questions
What is Dr. Christopher Keller's medical specialty?
Dr. Christopher Keller practices Gastroenterology Physician in Cape Girardeau, MO.
Where does Dr. Christopher Keller practice?
Dr. Christopher Keller practices at 1723 Broadway St, Cape Girardeau, MO 637014566. Office phone: 5733317910.
What is Dr. Christopher Keller's NPI?
Dr. Christopher Keller's National Provider Identifier (NPI) is 1598820268, issued by NPPES.
Does Dr. Christopher Keller accept Medicare assignment?
Yes. Dr. Christopher Keller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Keller commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.