DR. FREDERICK GEHRMANN (M.D.) – Anesthesiology Physician, NPI 1861480055
Anesthesiology Physician
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NPPES metrics only — not quality of care.
2,631 ANESTHESIOLOGY in IL
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Provider Addresses for DR. FREDERICK GEHRMANN (M.D.)
HSHS Saint John's Hospital, 800, East Carpenter Street, Springfield, Sangamon County, Illinois, 62769, United States
ROOM 2K64
SPRINGFIELD, IL 627690001
Phone: (217) 525-5643
Fax: (217) 544-2521
Type: Mailing
800 East Carpenter Street
Room 2K64
Springfield, IL 627690001
Phone: (217) 525-5643
Fax: (217) 544-2521
Type: Location
1000 N OAK AVE
MARSHFIELD, WI 544495703
Phone: (715) 387-5511
Type: Location
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: 2022-07-13
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 |
|---|---|---|---|---|
| I20220713002217 | I | Anesthesiology | WI | 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 |
|---|---|---|---|---|
| 36620 | Insertion of artery tube for blood sampling or infusion through skin | 12 | 11 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 11 | 11 | $0 |
Insurance plans in this area (ZIP 62769)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ANESTHESIOLOGY | IL | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| - | WI | |
| U R O L O G Y | WI | |
| - | WI | |
| P S Y C H I A T R Y | WI | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Vascular Surgery, General Surgery | WI | |
| - | ND | |
| Nephrology, Internal Medicine | WI | |
| Family Practice | WI |
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