TOMOHIRO TANAKA (M.D.) – Hepatology Physician, NPI 1184098667
Hepatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
161 GASTROENTEROLOGY in IA
Provider Addresses for TOMOHIRO TANAKA (M.D.)
200 HAWKINS DR
DEPT OF INTERNAL MEDICINE
IOWA CITY, IA 522421009
Phone: (319) 356-4901
Fax: (319) 384-8559
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2015-12-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20151216000540 | I | Gastroenterology | IA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 115 | 107 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 49 | 20 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 26 | 25 | $0 |
| G0500 | 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 monito | 15 | 15 | $0 |
Insurance plans in this area (ZIP 52242)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | IA | 45385 | Removal of polyps or growths of large bowel using an endoscope | 14 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| O P H T H A L M O L O G Y | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| - | IA |
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