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Edit this profileAt a glance
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
About Dr. Ko
Christopher Ko, M.D. is a healthcare provider in Ann Arbor, MI specializing in gastroenterology. Christopher trained at Boston University School of Medicine, graduating in 2015. Medicare claims data shows Christopher provided 419 services to 305 patients. The services billed most often include review by radiologist of image from tube placement into bile duct using an endoscope, removal of stone or debris from bile or pancreatic duct using a flexible endoscope, and replacement of stent in pancreatic or bile duct using a flexible endoscope. This provider record is associated with NPI 1497142301.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (734) 936-4000
- Email not available
Practice Locations
1500 E MEDICAL CENTER DR
Ann Arbor, MI 48109
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
419 services · 305 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
65 | More than most peers in Gastroenterology |
| Replacement of stent in pancreatic or bile duct using a flexible endoscope | Procedure | 43276 |
47 | More often than most peers in Gastroenterology |
| Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43242 |
30 | More often than most peers in Gastroenterology |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | Procedure | 43274 |
29 | More often than most peers in Gastroenterology |
| Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43259 |
28 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
26 | Less often than most peers in Gastroenterology |
| Placement of stent in esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43266 |
20 | More often than most peers in Gastroenterology |
| Balloon dilation of pancreatic or bile duct or sphincter using a flexible endoscope | Procedure | 43277 |
19 | As often as other peers in Gastroenterology |
| Removal of foreign bodies of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43247 |
17 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
14 | Less often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other gastroenterologists in Ann Arbor 7
Same specialty, same city.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Boston University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 8
Providers in MI who bill this service to Medicare most often.
Common questions
What kind of doctor is Christopher Ko?
Christopher Ko is a gastroenterologist in Ann Arbor, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Christopher Ko's address?
Christopher Ko is listed at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Christopher Ko?
The number on file is (734) 936-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Christopher Ko?
Christopher Ko's National Provider Identifier is 1497142301. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Christopher Ko train?
Christopher Ko attended Boston University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Christopher Ko have?
Christopher Ko has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Christopher Ko perform?
According to Medicare billing data, Christopher Ko performs procedures including removal of stone or debris from bile or pancreatic duct using a flexible endoscope, replacement of stent in pancreatic or bile duct using a flexible endoscope and ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope; reads or performs imaging such as review by radiologist of image from tube placement into bile duct using an endoscope and review by radiologist of image to guide opening of digestive tract. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Christopher Ko's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Christopher Ko. If this is you, claiming it is free.
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