NPPES file of Aug 9, 2026

Cathy K. Naughton, MD

Urology Physician · Chesterfield, MO

Cathy K. Naughton, MD is a urology physician with a practice address in Chesterfield, Missouri, and NPI 1912923228, issued on Jul 14, 2006. Check the license (Missouri 103660, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1912923228
Name
Cathy K. Naughton
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
103660 MO
Self-reported in NPPES; status is on the state search
Practice location
111 Saint Lukes Center Dr Ste 24B, Chesterfield, MO 63017
Phone
(636) 685-7830
Enumerated
Jul 14, 2006
Record last updated
Jul 12, 2022
Fax
(314) 590-5971
Medicaid ID
204016000 MO
Medicare enrollment
Enrolled (PECOS I20061229000170); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 1993
Telehealth
Offers telehealth (CMS)
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 111 Saint Lukes Center Dr Ste 24B

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

  1. Nimrod Barashi Gozal, MDUrology Physician1144726084
  2. Christine Mathews, APRN, FNP-BCFamily Nurse Practitioner1114426202

Verify Cathy K. Naughton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 103660
    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 Missouri 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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59% more Medicare Part D claims than the average urology physician in 2024

2,132 Medicare Part D claims for 609 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 183 claims were for opioids.

  1. Cathy Naughton2,132
  2. Specialty average1,340

Most prescribed

  1. Ciprofloxacin Hcl340 claims
  2. Myrbetriq229 claims
  3. Cephalexin220 claims
  4. Oxybutynin Chloride Er213 claims
  5. Tramadol Hcl169 claims
  6. Methenamine Hippurate142 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 MIPS final score for 2023 (Medicare payment program): 89.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $3,934.16

85 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Cathy Naughton$3,934.16
  2. Specialty average$3,800.04

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. St. Lukes Urology, LLCChesterfield, MO

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

Cathy K. Naughton among 266 urology physician records in Missouri

Cathy K. Naughton, MD is one of 266 urology physician records with a practice address in Missouri. 85% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 50% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1993 · median 2004 among the 182 with a school on file
  • Record last updated2022 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Missouri

There are 266 urology physician records in Missouri.

The 8 urology physician records with the nearest ZIP codes

  1. Angela Alt, MDChesterfield, MO 630171801915038
  2. Nimrod Barashi Gozal, MDChesterfield, MO 630171144726084
  3. Ronald Deguerre, MDChesterfield, MO 630171720197593
  4. Anthony Fathman, MDChesterfield, MO 630171194834887
  5. Patricia Hodgins, M.D.Fenton, MO 630261457791808
  6. Michael Mastromichalis, M.D.Fenton, MO 630261346444700
  7. Jeffrey Orf, MDFenton, MO 630261417578527
  8. Rajen Doshi, MDFestus, MO 630281720060536

Common questions

What is Cathy K. Naughton, MD's NPI number?

Cathy K. Naughton, MD's National Provider Identifier (NPI) is 1912923228, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cathy K. Naughton, MD located?

The NPPES record lists a practice address at 111 Saint Lukes Center Dr Ste 24B, Chesterfield, MO, 63017. Phone: (636) 685-7830. Providers update this record themselves, so call before visiting.

How can I verify Cathy K. Naughton, MD's license?

NPPES lists Missouri license number 103660, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Cathy K. Naughton, MD prescribe under Medicare Part D?

In 2024, Cathy K. Naughton, MD had 2,132 Medicare Part D claims for 609 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

What is Cathy K. Naughton, MD's MIPS final score?

The 2023 MIPS final score is 89.2 of 100. 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.