DR. NASSIM R KARIMI (M.D.) – Gastroenterology Physician, NPI 1982763314
Gastroenterology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
474 GASTROENTEROLOGY in WA
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Provider Addresses for DR. NASSIM R KARIMI (M.D.)
1400, East Kincaid Street, Mount Vernon, Skagit County, Washington, 98274, United States
MOUNT VERNON, WA 982744127
Phone: (360) 814-7575
Fax: (360) 445-8592
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 $58.
Total Amount is formed as General ($58) + Research ($0) + Ownership ($0) = $58.
Last reported payment date: 2024-07-10 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($32).
Total Amount
$58
General + Research + Ownership
Payments
2
Total payment records
General Amount
$58
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $32 |
| Gilead Sciences, Inc. | $26 |
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: 2012-01-09
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 |
|---|---|---|---|---|
| I20120109000943 | I | Gastroenterology | WA | 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 |
|---|---|---|---|---|
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 150 | 141 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 137 | 137 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 115 | 115 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 72 | 71 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 47 | 30 | $0 |
Insurance plans in this area (ZIP 98274)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | NY | |
| Otolaryngology, Allergy/Immunology, Plastic And Reconstructive Surgery, Surgical Oncology | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| - | WA | |
| Orthopedic Surgery | WA | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | WA | |
| Internal Medicine | WA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WA | |
| G A S T R O E N T E R O L O G Y | WA |
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