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Family Practice

William Fannin, MD

Sees patients in Louisville, KY · Kentucky

Summary

Dr. William Fannin, MD is a family doctor at 4229 Bardstown Rd, Louisville, KY 40218. Phone: (412) 660-7064. Accepts Medicare assignment. In 2024, William Fannin had 20 Original Medicare patients and 10,342 services. NPI 1982764551. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 4229 Bardstown Rd, Louisville, KY 40218 · Directions
  • Phone: (412) 660‑7064
  • Medicare: Accepts Medicare assignment
  • Group practice: Positive Recovery Solutions LLC
  • Medical school: University Of Kentucky College Of Medicine · graduated 1986 (40 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about William Fannin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does William Fannin accept Medicare assignment?
Yes. Medicare's clinician data says William Fannin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does William Fannin see?
In 2024, CMS data shows 20 Original Medicare patients and 10,342 services for William Fannin. This counts Original Medicare only and measures volume, not quality.
What is William Fannin's NPI number?
1982764551. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for William Fannin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients20
Services billed to Medicare10,342
Different services or procedures9
Participating Medicare providerYes
Average age of these patients48

Most frequent services

  1. Injection, naltrexone, depot form, 1 mg (J2315)10,260 services
  2. Testing for presence of drug, read by direct observation (80305)26 services
  3. Injection of drug or substance under skin or into muscle (96372)26 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • Depression75%
  • Anxiety75%
  • High blood pressure55%

Practice locations

Addresses where William Fannin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists William Fannin as a member of this group (CMS data updated October 2, 2026).

  • Positive Recovery Solutions LLC4 clinicians in the group

Specialties

Find other Family Practice doctors in Kentucky →

Other family doctors in Louisville

Clinicians with the same Medicare primary specialty in Louisville, KY — not a recommendation.

All family doctors in Louisville →

Other clinicians in Positive Recovery Solutions LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Kentucky College Of Medicine
Graduation year1986 (40 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1982764551
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians