Tomohiro Tanaka, M.D.
NPI 1184098667 · Hepatology Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tomohiro Tanaka, M.D. is a Hepatology Physician provider in Iowa City, IA (NPI 1184098667).
Provider details
- NPI number
- 1184098667
- Entity type
- Individual
- Primary specialty
- Hepatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- SP-217 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
149 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 52 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $87 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 37 | $73 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 11 | $119 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 11 | $5 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tacrolimus | 204 | 34 |
| Ursodiol | 201 | 39 |
| Mycophenolate Mofetil | 60 | 16 |
| Spironolactone | 40 | 12 |
| Furosemide | 36 | — |
| Prednisone | 35 | — |
| Sirolimus | 33 | — |
| Rifaximinbrand: Xifaxan | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-11-19
- Last updated
- 2021-09-03
- Certified
- 2021-09-03
Frequently asked questions
- What is Tomohiro Tanaka's NPI number?
- Tomohiro Tanaka's National Provider Identifier (NPI) is 1184098667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tomohiro Tanaka's specialty?
- Tomohiro Tanaka is listed in the NPPES registry with a primary specialty of Hepatology Physician (Allopathic & Osteopathic Physicians).
- Where is Tomohiro Tanaka located?
- Tomohiro Tanaka's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Tomohiro Tanaka's phone number?
- The practice phone number listed in the NPPES registry for Tomohiro Tanaka is (319) 356-4901.
- Does Tomohiro Tanaka accept Medicare?
- Tomohiro Tanaka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tomohiro Tanaka's NPI active?
- Yes — Tomohiro Tanaka's NPI (1184098667) is active in the NPPES registry as of the last update on 2021-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.