GREGORY A MERRITT (MD) – Gastroenterology Physician, NPI 1548266174
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
489 GASTROENTEROLOGY in MO
Provider Addresses for GREGORY A MERRITT (MD)
2700 Clay Edwards Dr Ste 240
North Kansas City, MO 641163254
Phone: (816) 455-0681
Fax: (816) 455-5294
Type: Location
East Meyer Boulevard, Blenheim, Kansas City, Jackson County, Missouri, 64132, United States
SUITE 301
KANSAS CITY, MO 641321132
Phone: (816) 333-5424
Fax: (816) 822-0870
Type: Location
5100 W 110th St Ste 120
Overland Park, KS 662111215
Phone: (913) 234-7600
Fax: (816) 361-5775
Type: Location
2330 E MEYER BLVD STE 301
KANSAS CITY, MO 641321149
Phone: (913) 234-7600
Fax: (816) 361-5775
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 382 Open Payments records for all available years, with a total value of $7,794.
Total Amount is formed as General ($7,794) + Research ($0) + Ownership ($0) = $7,794.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: ABBVIE INC. ($1,397).
Total Amount
$7,794
General + Research + Ownership
Payments
382
Total payment records
General Amount
$7,794
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $1,397 |
| Takeda Pharmaceuticals U.S.A., Inc. | $1,017 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $1,006 |
| Janssen Biotech, Inc. | $556 |
| QOL Medical, LLC | $555 |
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: 2010-09-20
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 |
|---|---|---|---|---|
| I20051220000646 | I | Gastroenterology | KS | TBD |
| I20100920000232 | I | Gastroenterology | MO | 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 | 234 | 133 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 188 | 137 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 160 | 150 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 151 | 145 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 98 | 97 | $0 |
Insurance plans in this area (ZIP 64116)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Family Practice, Osteopathic Manipulative Medicine | MO | |
| - | MO | |
| - | MO | |
| Hospitalist, Internal Medicine | MO | |
| Nurse Practitioner | MO | |
| Nurse Practitioner | DE | |
| General Surgery | MO | |
| N E U R O L O G Y | MO | |
| A N E S T H E S I O L O G Y | MO |
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