Leslie Williams, D.O.
NPI 1336569417 · Family Medicine Physician · Mustang, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leslie Williams, D.O. is a Family Medicine Physician provider in Mustang, OK (NPI 1336569417).
Provider details
- NPI number
- 1336569417
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 5835 (OK)
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
12 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
691 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 320 | $70 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 203 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 126 | $21 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $60 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 16 | $92 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 233 | 76 |
| Lisinopril | 200 | 61 |
| Levothyroxine Sodium | 198 | 64 |
| Amlodipine Besylate | 173 | 63 |
| Hydrochlorothiazide | 140 | 43 |
| Metformin Hcl | 138 | 41 |
| Gabapentin | 126 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-16
- Last updated
- 2020-11-10
- Certified
- 2020-11-10
Frequently asked questions
- What is Leslie Williams's NPI number?
- Leslie Williams's National Provider Identifier (NPI) is 1336569417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Williams's specialty?
- Leslie Williams is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leslie Williams located?
- Leslie Williams's practice location on file with NPPES is 201 S Sara Rd Ste 200, Mustang, OK 73064-4308.
- What is Leslie Williams's phone number?
- The practice phone number listed in the NPPES registry for Leslie Williams is (405) 578-3250.
- Does Leslie Williams accept Medicare?
- Leslie Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leslie Williams's NPI active?
- Yes — Leslie Williams's NPI (1336569417) is active in the NPPES registry as of the last update on 2020-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.