SHEHZAD N MERWAT (M.D.) – Internal Medicine Physician, NPI 1891700597
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
448 GASTROENTEROLOGY in IN
Provider Addresses for SHEHZAD N MERWAT (M.D.)
11104 Parkview Circle Dr Ste 310
Fort Wayne, IN 468451733
Phone: (260) 266-5230
Fax: (260) 458-5972
Type: Location
580 Court St
Keene, NH 034311718
Phone: (603) 345-5400
Type: Location
6400 FANNIN ST STE 1400
HOUSTON, TX 770301512
Phone: (713) 704-3450
Type: Mailing
301, University Boulevard - 6th Street, Galveston, Galveston County, Texas, 77550, United States
ROUTE 0764
GALVESTON, TX 775550764
Phone: (409) 772-1501
Fax: (409) 772-4789
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $1,301.
Total Amount is formed as General ($1,301) + Research ($0) + Ownership ($0) = $1,301.
Last reported payment date: 2024-11-15 • Largest payer in this snapshot: Mallinckrodt Hospital Products Inc. ($412).
Total Amount
$1,301
General + Research + Ownership
Payments
11
Total payment records
General Amount
$1,301
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Mallinckrodt Hospital Products Inc. | $412 |
| Gilead Sciences, Inc. | $278 |
| ABBVIE INC. | $143 |
| ALBIREO PHARMA, INC. | $131 |
| Johnson & Johnson Health Care Systems Inc. | $125 |
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: 2025-10-15
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20070425000245 | I | Gastroenterology | TX | TBD |
| I20251002001498 | I | Gastroenterology | IN | TBD |
| I20251015004375 | I | Gastroenterology | NH | 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 | 56 | 25 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 22 | 21 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 11 | $0 |
Insurance plans in this area (ZIP 46845)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | TX | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 13 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IN | |
| Nurse Practitioner | NM | |
| - | IN | |
| Nurse Practitioner | IN | |
| Family Practice | IN | |
| - | IN | |
| - | IN | |
| Infectious Disease | IN | |
| Internal Medicine | IN | |
| - | IN |
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