William Williams, D.O.
NPI 1487875522 · Family Medicine Physician · Clarksville, AR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Williams, D.O. is a Family Medicine Physician provider in Clarksville, AR (NPI 1487875522).
Provider details
- NPI number
- 1487875522
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- E5536 (AR)
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
19 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
2,920 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 798 | $83 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 377 | $6 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 317 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 259 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 213 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 207 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 196 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 959 | 232 |
| Gabapentin | 686 | 135 |
| Omeprazole | 628 | 127 |
| Trazodone Hcl | 387 | 69 |
| Levothyroxine Sodium | 366 | 76 |
| Tramadol Hcl | 360 | 80 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,496 across 85 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
- 2007-05-02
- Last updated
- 2015-10-22
Frequently asked questions
- What is William Williams's NPI number?
- William Williams's National Provider Identifier (NPI) is 1487875522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Williams's specialty?
- William Williams is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Williams located?
- William Williams's practice location on file with NPPES is 23 Professional Park Dr, Clarksville, AR 72830-4432.
- What is William Williams's phone number?
- The practice phone number listed in the NPPES registry for William Williams is (479) 754-4721.
- Does William Williams accept Medicare?
- William Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Williams's NPI active?
- Yes — William Williams's NPI (1487875522) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.