ERIK J IVERSEN (M.D.) – Critical Care Medicine (Internal Medicine) Physician, NPI 1851452312
Critical Care Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
681 CRITICAL CARE (INTENSIVISTS) in MI
Provider Addresses for ERIK J IVERSEN (M.D.)
300 North Ave
Battle Creek, MI 490173307
Phone: (269) 245-8000
Type: Location
601 E Rollins St
Orlando, FL 328031248
Phone: (407) 303-7283
Fax: (407) 303-0347
Type: Location
3200 MacCorkle Ave SE
Charleston, WV 253041227
Phone: (304) 388-5432
Type: Location
601 John St Ste M-510
Kalamazoo, MI 490075341
Phone: (269) 341-7762
Type: Location
363 Fremont St Ste 100
Battle Creek, MI 490173395
Phone: (269) 969-6100
Type: Location
Building A, 1222, Trotwood Avenue, Rolling Fields, Columbia, Maury County, Tennessee, 38401, United States
SUITE 605
COLUMBIA, TN 384016436
Phone: (931) 490-7775
Fax: (931) 490-7797
Type: Mailing
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.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-08-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20081006000684 | I | Critical Care (Intensivists) | IL | TBD |
| I20190815000586 | I | Internal Medicine | OH | TBD |
| I20190822004047 | I | Critical Care (Intensivists) | WV | TBD |
| I20240827002284 | I | Pulmonary Disease | KY | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 103 | 50 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 38 | 24 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 25 | 17 | $0 |
Insurance plans in this area (ZIP 49017)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | WV | |
| Nurse Practitioner | WV | |
| Certified Registered Nurse Anesthetist (Crna) | FL | |
| - | WV | |
| Family Practice | WV | |
| General Surgery | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WV | |
| - | WV | |
| Certified Registered Nurse Anesthetist (Crna) | WV | |
| Hospitalist, Family Practice | WV |
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