BARRETT JEFFREY WALLIS (MD) – Gastroenterology Physician, NPI 1740220938
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
864 GASTROENTEROLOGY in OH
Provider Addresses for BARRETT JEFFREY WALLIS (MD)
6152 W CORPORATE OAKS DR
CRYSTAL RIVER, FL 344298722
Phone: (352) 564-3900
Fax: (352) 564-3906
Type: Mailing
10600 Montgomery Rd
Montgomery, OH 452424463
Phone: (513) 794-5600
Type: Location
835 SE 1ST CT
CRYSTAL RIVER, FL 344294612
Phone: (352) 400-8000
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $995.
Total Amount is formed as General ($995) + Research ($0) + Ownership ($0) = $995.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: PFIZER INC. ($360).
Total Amount
$995
General + Research + Ownership
Payments
41
Total payment records
General Amount
$995
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $360 |
| Medtronic, Inc. | $122 |
| Lucid Diagnostics Inc. | $103 |
| INTERCEPT PHARMACEUTICALS, INC. | $68 |
| Ipsen Biopharmaceuticals, Inc | $59 |
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: 2010-04-14
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 |
|---|---|---|---|---|
| I20061107000492 | I | Gastroenterology | OH | TBD |
| I20100414000245 | I | Gastroenterology | FL | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 287 | 104 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 185 | 97 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 153 | 143 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 141 | 77 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 103 | 96 | $0 |
Insurance plans in this area (ZIP 34429)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | FL | 45385 | Removal of polyps or growths of large bowel using an endoscope | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | TN |
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