HANS LARSEN (C.R.N.A.) – Certified Registered Nurse Anesthetist, NPI 1831296532
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,692 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in MI
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Provider Addresses for HANS LARSEN (C.R.N.A.)
1006, Lantern Hill Drive, Bailey, East Lansing, Ingham County, Michigan, 48823, United States
EAST LANSING, MI 488232867
Phone: (808) 343-0235
Type: Mailing
Sparrow Hospital, 1215, East Michigan Avenue, Lansing, Lansing Charter Township, Ingham County, Michigan, 48912, United States
LANSING, MI 489121811
Phone: (517) 364-1000
Type: Location
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 $27.
Total Amount is formed as General ($27) + Research ($0) + Ownership ($0) = $27.
Last reported payment date: 2024-11-07 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($27).
Total Amount
$27
General + Research + Ownership
Payments
1
Total payment records
General Amount
$27
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $27 |
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: 2025-01-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20061205000153 | I | Certified Registered Nurse Anesthetist (Crna) | MI | TBD |
| I20220126002244 | I | Certified Registered Nurse Anesthetist (Crna) | CA | TBD |
| I20250103002380 | I | Certified Registered Nurse Anesthetist (Crna) | HI | 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 |
|---|---|---|---|---|
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 73 | 73 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 29 | 29 | $0 |
| 01810 | Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand | 25 | 24 | $0 |
| 64415 | Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) | 23 | 22 | $0 |
| 64450 | Injection of anesthetic agent and/or steroid into other nerve or branch | 22 | 21 | $0 |
Insurance plans in this area (ZIP 48823)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists) | IL | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| - | MI | |
| Vascular Surgery | IL | |
| - | MI | |
| - | MI | |
| A N E S T H E S I O L O G Y | TX | |
| Clinical Social Worker | MI |
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