William Thaggard, M.D.
NPI 1114923547 · Gastroenterology Physician · Meridian, MS
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Thaggard, M.D. is a Gastroenterology Physician provider in Meridian, MS (NPI 1114923547).
Provider details
- NPI number
- 1114923547
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 12547 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,530 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 317 | $76 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 170 | $237 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 163 | $125 |
| Diagnostic Exam of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43235 | 142 | $111 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 104 | $64 |
| Dilation of Esophagus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 322 | 69 |
| Omeprazole | 178 | 43 |
| Colestipol Hcl | 77 | 20 |
| Linaclotidebrand: Linzess | 46 | — |
| Famotidine | 41 | 11 |
| Lansoprazole | 40 | — |
| Esomeprazole Magnesium | 35 | 15 |
| Azathioprine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$321 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2024-10-17
- Certified
- 2024-10-17
Frequently asked questions
- What is William Thaggard's NPI number?
- William Thaggard's National Provider Identifier (NPI) is 1114923547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Thaggard's specialty?
- William Thaggard is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is William Thaggard located?
- William Thaggard's practice location on file with NPPES is 2024 15th St Fl 2, Meridian, MS 39301-4130.
- What is William Thaggard's phone number?
- The practice phone number listed in the NPPES registry for William Thaggard is (601) 553-2000.
- Does William Thaggard accept Medicare?
- William Thaggard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Thaggard's NPI active?
- Yes — William Thaggard's NPI (1114923547) is active in the NPPES registry as of the last update on 2024-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.