William Davis, M.D.
NPI 1316975477 · Family Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Davis, M.D. is a Family Medicine Physician provider in Houston, TX (NPI 1316975477).
Provider details
- NPI number
- 1316975477
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- K3569 (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
554 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 116 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 105 | $129 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 84 | $4 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 66 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $91 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 160 | 44 |
| Levothyroxine Sodium | 79 | 23 |
| Omeprazole | 73 | 20 |
| Montelukast Sodium | 73 | 23 |
| Meloxicam | 69 | 31 |
| Amlodipine Besylate | 64 | 16 |
| Clonazepam | 61 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-29
- Last updated
- 2013-02-22
Frequently asked questions
- What is William Davis's NPI number?
- William Davis's National Provider Identifier (NPI) is 1316975477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Davis's specialty?
- William Davis is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Davis located?
- William Davis's practice location on file with NPPES is 2405 S Gessner Rd, Houston, TX 77063-2005.
- What is William Davis's phone number?
- The practice phone number listed in the NPPES registry for William Davis is (713) 266-7673.
- Does William Davis accept Medicare?
- William Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Davis's NPI active?
- Yes — William Davis's NPI (1316975477) is active in the NPPES registry as of the last update on 2013-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.