JAMES H HAHN (MD) – Internal Medicine Physician, NPI 1902801525
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,353 INTERNAL MEDICINE in IA
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Provider Addresses for JAMES H HAHN (MD)
1228, East Rusholme Street, Davenport, Scott County, Iowa, 52803, United States
SUITE 112
DAVENPORT, IA 528032467
Phone: (563) 421-3122
Fax: (563) 421-3129
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)
CMS reports 29 Open Payments records for all available years, with a total value of $446.
Total Amount is formed as General ($446) + Research ($0) + Ownership ($0) = $446.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Novo Nordisk Inc ($330).
Total Amount
$446
General + Research + Ownership
Payments
29
Total payment records
General Amount
$446
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $330 |
| Abbott Laboratories | $88 |
| ABBVIE INC. | $15 |
| PFIZER INC. | $14 |
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: 2009-04-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040830000410 | I | Internal Medicine | IA | TBD |
| I20090409000647 | I | Internal Medicine | IL | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 339 | 185 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 74 | 74 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 48 | 48 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 17 | 13 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 52803)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| - | IA | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | IA | |
| - | IA | |
| Emergency Medicine, Internal Medicine | IA | |
| - | IA | |
| - | IA | |
| H O S P I T A L I S T | IL | |
| - | NV | |
| - | IA |
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