Physician Profile
Rintaro Hashimoto, MD PHD
Unclaimed ProfileAbout Dr. Hashimoto
Based in Iowa City, IA, Rintaro Hashimoto, MD PHD is listed in the NPI registry under gastroenterology. Rintaro is also listed as specializing in internal medicine. Medicare claims data shows Rintaro provided 406 services to 392 patients.
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
Source: NPPES NPI Registry
Contact Information
- (319) 356-1616
- Email not available
Practice Locations
200 HAWKINS DR
Iowa City, IA 52242
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
406 services · 392 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43242 |
52 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
51 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
43 |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | Procedure | 43274 |
32 |
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
32 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
32 |
| Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43259 |
27 |
| Incision of pancreatic outlet using a flexible endoscope | Procedure | 43262 |
19 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
11 |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
11 |
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 gastroenterology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 26 related providers in 4 groups
Other gastroenterology specialists in Iowa City 7
Same specialty, same city.
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 4
Providers in IA who bill this service to Medicare most often.
Common questions
What does Dr. Hashimoto specialize in?
Dr. Hashimoto is a gastroenterology in Iowa City, IA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Hashimoto located?
Dr. Hashimoto is listed at 200 Hawkins Dr, Iowa City, IA 52242. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Hashimoto's phone number?
The number on file is (319) 356-1616. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Hashimoto?
Dr. Hashimoto's National Provider Identifier is 1780318501. 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 Dr. Hashimoto go to medical school?
Dr. Hashimoto attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Hashimoto have?
Dr. Hashimoto has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Hashimoto do most often?
According to Medicare billing data, Dr. Hashimoto performs procedures including ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Hashimoto's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hashimoto. 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.