KRISTEN CAVINESS SIHLER (MD) – Surgery Physician, NPI 1023194990
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
377 GENERAL SURGERY in IA
Provider Addresses for KRISTEN CAVINESS SIHLER (MD)
200 HAWKINS DR
IOWA CITY, IA 522421009
Phone: (319) 356-2902
Fax: (319) 356-8378
Type: Mailing
301, Route 1, Cumberland County, Maine, 04074, United States
BUILDING C
SCARBOROUGH, ME 040747609
Phone: (207) 396-8600
Fax: (207) 396-8632
Type: Mailing
Congress Street Medical Building, 887, Congress Street, West End, Portland, Cumberland County, Maine, 04102, United States
SUITE 210
PORTLAND, ME 041023100
Phone: (207) 774-2544
Fax: (207) 774-0459
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: 2021-12-07
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 |
|---|---|---|---|---|
| I20110104000275 | I | General Surgery | ME | TBD |
| I20211207000945 | I | General Surgery | IA | 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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 110 | 58 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 29 | 18 | $0 |
| 99291 | Critical care, first 30-74 minutes | 21 | 14 | $0 |
Insurance plans in this area (ZIP 52242)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | ME | 36620 | Insertion of arterial catheter for blood sampling or infusion, accessed through the skin | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| O P H T H A L M O L O G Y | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| - | IA |
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