Physician Profile
Mari Ikeguchi, M.D.
Unclaimed ProfileAbout Dr. Ikeguchi
Based in Honolulu, HI, Mari Ikeguchi, M.D. is listed in the NPI registry under gastroenterology. Mari graduated from Columbia University College of Physicians and Surgeons in 1999. According to Medicare claims data, Mari cared for 441 Medicare patients across 457 services. The services billed most often include biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope, and removal of polyps or growths of large bowel using an endoscope with mechanical snare.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (808) 522-4000
- Email not available
Practice Locations
888 S KING ST
Honolulu, HI 96813
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
457 services · 441 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
114 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
89 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
56 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
17 |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | Procedure | 43251 |
14 |
| Injection beneath lining of large bowel using a flexible endoscope | Procedure | 45381 |
13 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
41 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
30 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
21 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
20 |
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.
Related specialists at this location 4
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.
Other gastroenterologists in Honolulu 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Columbia University College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in HI who bill this service to Medicare most often.
Common questions
What is Mari Ikeguchi's specialty?
Mari Ikeguchi is a gastroenterologist in Honolulu, HI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Mari Ikeguchi?
Mari Ikeguchi is listed at 888 S King St, Honolulu, HI 96813. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mari Ikeguchi?
The number on file is (808) 522-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Mari Ikeguchi's NPI number?
Mari Ikeguchi's National Provider Identifier is 1962589218. 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
What is Mari Ikeguchi's education?
Mari Ikeguchi attended Columbia University College of Physicians and Surgeons, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Mari Ikeguchi been practicing?
Mari Ikeguchi has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Mari Ikeguchi known for?
According to Medicare billing data, Mari Ikeguchi performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mari Ikeguchi confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mari Ikeguchi. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.