JEAN M LARSON (MD) – Gastroenterology Physician, NPI 1033206941
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
94 GASTROENTEROLOGY in ME
Provider Addresses for JEAN M LARSON (MD)
417 STATE ST STE 121
BANGOR, ME 044016630
Phone: (207) 973-4266
Fax: (207) 973-5151
Type: Location
43 WHITING HILL RD STE 300
BREWER, ME 044121006
Phone: (207) 973-5042
Fax: (207) 973-5042
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $84.
Total Amount is formed as General ($84) + Research ($0) + Ownership ($0) = $84.
Last reported payment date: 2024-04-01 • Largest payer in this snapshot: ABBVIE INC. ($84).
Total Amount
$84
General + Research + Ownership
Payments
3
Total payment records
General Amount
$84
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $84 |
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: 2011-12-14
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 |
|---|---|---|---|---|
| I20111214000808 | I | Gastroenterology | ME | 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 |
|---|---|---|---|---|
| 45380 | Biopsy of large bowel using a flexible endoscope | 84 | 82 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 41 | 39 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 40 | 39 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 23 | 22 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 18 | 18 | $0 |
Insurance plans in this area (ZIP 04401)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | NY | |
| Internal Medicine | ME | |
| Family Practice | ME | |
| G A S T R O E N T E R O L O G Y | ME | |
| Internal Medicine | ME | |
| Physician Assistant | ME | |
| Pulmonary Disease, Critical Care (Intensivists) | ME | |
| Orthopedic Surgery | NY | |
| Certified Registered Nurse Anesthetist (Crna) | ME | |
| - | ME |
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