William Fesler, MD
NPI 1730171679 · Family Medicine Physician · Bartlesville, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Fesler, MD is a Family Medicine Physician provider in Bartlesville, OK (NPI 1730171679).
Provider details
- NPI number
- 1730171679
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9428 (OK)
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
676 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 347 | $90 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 101 | $70 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 67 | $76 |
| Hemoglobin A1c Level83036 | 46 | $9 |
| Administration of Influenza Virus VaccineG0008 | 44 | $30 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 39 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 346 | 45 |
| Rosuvastatin Calcium | 206 | 59 |
| Levothyroxine Sodium | 204 | 47 |
| Atorvastatin Calcium | 198 | 55 |
| Metoprolol Succinate | 170 | 46 |
| Omeprazole | 169 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$137 across 2 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
- 2005-08-17
- Last updated
- 2018-03-13
Frequently asked questions
- What is William Fesler's NPI number?
- William Fesler's National Provider Identifier (NPI) is 1730171679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Fesler's specialty?
- William Fesler is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Fesler located?
- William Fesler's practice location on file with NPPES is 3400 E Frank Phillips Blvd Ste 300, Bartlesville, OK 74006-2439.
- What is William Fesler's phone number?
- The practice phone number listed in the NPPES registry for William Fesler is (918) 331-2424.
- Does William Fesler accept Medicare?
- William Fesler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Fesler's NPI active?
- Yes — William Fesler's NPI (1730171679) is active in the NPPES registry as of the last update on 2018-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.