DR. SATISH K SONDHI (M.D.) – Gastroenterology Physician, NPI 1952399529
Gastroenterology Physician
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Profile Insights
NPPES metrics only — not quality of care.
161 GASTROENTEROLOGY in IA
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Provider Addresses for DR. SATISH K SONDHI (M.D.)
250, South Crescent Drive, Mason City, Cerro Gordo County, Iowa, 50401, United States
MASON CITY, IA 504012926
Phone: (641) 494-5400
Fax: (641) 494-5403
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 4 Open Payments records for all available years, with a total value of $108.
Total Amount is formed as General ($108) + Research ($0) + Ownership ($0) = $108.
Last reported payment date: 2024-09-17 • Largest payer in this snapshot: Phathom Pharmaceuticals, Inc. ($94).
Total Amount
$108
General + Research + Ownership
Payments
4
Total payment records
General Amount
$108
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Phathom Pharmaceuticals, Inc. | $94 |
| Medtronic, Inc. | $14 |
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: 2006-10-13
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 |
|---|---|---|---|---|
| I20061013000565 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| G0500 | Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 596 | 579 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 550 | 539 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 223 | 215 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 105 | 105 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 62 | 62 | $0 |
Insurance plans in this area (ZIP 50401)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | IA | 45385 | Removal of polyps or growths of large bowel using an endoscope | 587 | 583 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| P S Y C H I A T R Y | IA | |
| Physician Assistant | TN | |
| - | IA | |
| - | PA | |
| Cardiovascular Disease (Cardiology), Critical Care (Intensivists) | IA | |
| Certified Registered Nurse Anesthetist (Crna) | IA | |
| Physician Assistant | IA | |
| - | IA | |
| Sleep Medicine | IA | |
| Nurse Practitioner | IA |
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