NICHOLAS GIER (M.D.) – Internal Medicine Physician, NPI 1558725291
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,186 INTERNAL MEDICINE in MO
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Provider Addresses for NICHOLAS GIER (M.D.)
Truman Medical Center, Hospital Hill, 2301, Holmes Street, Hospital Hill, Kansas City, Jackson County, Missouri, 64108, United States
KANSAS CITY, MO 641082640
Phone:
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 1 Open Payments records for all available years, with a total value of $122.
Total Amount is formed as General ($122) + Research ($0) + Ownership ($0) = $122.
Last reported payment date: 2023-06-17 • Largest payer in this snapshot: Janssen Scientific Affairs, LLC ($122).
Total Amount
$122
General + Research + Ownership
Payments
1
Total payment records
General Amount
$122
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Scientific Affairs, LLC | $122 |
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: 2021-09-10
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 |
|---|---|---|---|---|
| I20210910002113 | I | Internal Medicine | MO | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 236 | 75 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 154 | 61 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 44 | 44 | $0 |
| 99291 | Critical care, first 30-74 minutes | 29 | 19 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 26 | 26 | $0 |
Insurance plans in this area (ZIP 64108)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Hospitalist | MO | |
| H O S P I T A L I S T | MO | |
| - | MO | |
| H O S P I T A L I S T | MO | |
| Hospitalist, Internal Medicine | MO | |
| Hospitalist, Internal Medicine | MO | |
| Hospitalist, Internal Medicine | MO | |
| Hospitalist, Internal Medicine | MO |
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