William Simpson, D.O.
NPI 1811931074 · Surgery Physician · Eastland, TX
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Simpson, D.O. is a Surgery Physician provider in Eastland, TX (NPI 1811931074).
Provider details
- NPI number
- 1811931074
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- License
- K5404 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
323 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 134 | $87 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 56 | $107 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 47 | $54 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 17 | $88 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 17 | $184 |
| Diagnostic Exam of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 205 | 52 |
| Sucralfate | 201 | 53 |
| Esomeprazole Magnesium | 186 | 33 |
| Spironolactone | 32 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 29 | 27 |
| Mesalamine | 24 | — |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Simpson's NPI number?
- William Simpson's National Provider Identifier (NPI) is 1811931074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Simpson's specialty?
- William Simpson is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Simpson located?
- William Simpson's practice location on file with NPPES is 921 E Main St, Eastland, TX 76448-3014.
- What is William Simpson's phone number?
- The practice phone number listed in the NPPES registry for William Simpson is (254) 629-3971.
- Does William Simpson accept Medicare?
- William Simpson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Simpson's NPI active?
- Yes — William Simpson's NPI (1811931074) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.