NPPES file of Aug 9, 2026

Patrick Murray Williams, M.D.

Internal Medicine Physician · Louisville, KY

Patrick Murray Williams, M.D. is an internal medicine physician with a practice address in Louisville, Kentucky, and NPI 1235217639, issued on Nov 2, 2006. Check the license (Kentucky 34120, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235217639
Name
Patrick Murray Williams
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
34120 KY
Self-reported in NPPES; status is on the state search
Practice location
200 E Chestnut St, Louisville, KY 40202
Phone
(502) 629-5552
Enumerated
Nov 2, 2006
Record last updated
Mar 22, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(502) 629-3132
Medicaid IDs
201052020 IN
64035272 KY
Medicare enrollment
Enrolled (PECOS I20060125000616); accepts Medicare assignment
Medical or professional school
University Of Kentucky College Of Medicine, 1997
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 200 E Chestnut St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Samicchya Adhikari, DOChild & Adolescent Psychiatry Physician1396205845
  2. Deep Ajmani, MDHospitalist Physician1053422642
  3. Ammar Al JajehFamily Medicine Physician1538473087
  4. Sara Aldridge, APRNCritical Care Pediatric Nurse Practitioner1598741977
  5. James Allen, MDDiagnostic Radiology Physician1104824564
  6. Megan Anciano, PAPhysician Assistant1083580237

Verify Patrick Murray Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 34120
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Kentucky license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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88% fewer Medicare Part D claims than the average internal medicine physician in 2024

396 Medicare Part D claims for 154 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 25 claims were for opioids.

  1. Patrick Williams396
  2. Specialty average3,176

Most prescribed

  1. Spironolactone23 claims
  2. Atorvastatin Calcium21 claims
  3. Levetiracetam14 claims
  4. Amoxicillin-Clavulanate Potass13 claims
  5. Hydrocodone-Acetaminophen13 claims
  6. Furosemide12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $714.88

27 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Patrick Williams$714.88
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Onemd Eastpoint PLLCLouisville, KY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Patrick Murray Williams among 1,526 internal medicine physician records in Kentucky

Patrick Murray Williams, M.D. is one of 1,526 internal medicine physician records with a practice address in Kentucky. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 51% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1997 · median 2006 among the 1,025 with a school on file
  • Record last updated2012 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

457 internal medicine physician records list a practice address in Louisville

They are 457 of the 21,891 NPPES records with a practice address in Louisville, and 1,526 internal medicine physician records in Kentucky.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Britt, M.D.Louisville, KY 402021265424824
  2. Keith Carter, M.D.Louisville, KY 402021134111792
  3. Barbara Casper, MDLouisville, KY 402021124013776
  4. Jason Chesney, MDLouisville, KY 402021407837917
  5. Matthew Fargen, MDLouisville, KY 402021376534719
  6. Haeshik Gorr, MDLouisville, KY 402021821083478
  7. Jennifer Koch, MDLouisville, KY 402021134114788
  8. Rick Lawson, M.D.Louisville, KY 402021689676504

Common questions

What is Patrick Murray Williams, M.D.'s NPI number?

Patrick Murray Williams, M.D.'s National Provider Identifier (NPI) is 1235217639, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patrick Murray Williams, M.D. located?

The NPPES record lists a practice address at 200 E Chestnut St, Louisville, KY, 40202. Phone: (502) 629-5552. Providers update this record themselves, so call before visiting.

How can I verify Patrick Murray Williams, M.D.'s license?

NPPES lists Kentucky license number 34120, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Patrick Murray Williams, M.D. prescribe under Medicare Part D?

In 2024, Patrick Murray Williams, M.D. had 396 Medicare Part D claims for 154 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Patrick Murray Williams, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.