MATHEW SEVERIDT (D.O.) – Surgery Physician, NPI 1215191523
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
377 GENERAL SURGERY in IA
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Provider Addresses for MATHEW SEVERIDT (D.O.)
Surgical Associates, 122, 4th Avenue, Grinnell, Poweshiek County, Iowa, 50112, United States
GRINNELL, IA 501121829
Phone: (641) 236-4323
Fax: (641) 236-0680
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 2 Open Payments records for all available years, with a total value of $83.
Total Amount is formed as General ($83) + Research ($0) + Ownership ($0) = $83.
Last reported payment date: 2024-10-16 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($51).
Total Amount
$83
General + Research + Ownership
Payments
2
Total payment records
General Amount
$83
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $51 |
| Davol Inc. | $32 |
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: 2010-11-05
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 |
|---|---|---|---|---|
| I20101105001297 | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 11 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 19 | 17 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 16 | 16 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 14 | 13 | $0 |
Insurance plans in this area (ZIP 50112)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | IA | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 11 | 11 |
| GENERAL SURGERY | IA | 45378 | Diagnostic examination of large bowel using an endoscope | 22 | 22 |
| GENERAL SURGERY | IA | 45385 | Removal of polyps or growths of large bowel using an endoscope | 15 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | IA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IA | |
| Emergency Medicine | IA | |
| Family Practice | IA | |
| - | IA | |
| - | IA | |
| O P T O M E T R Y | IA | |
| - | IA | |
| O P T O M E T R Y | IA | |
| - | IA |
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