NPPES file of Aug 9, 2026

Jeffrey C. Nau, M.D.

Otolaryngology Physician · Louisville, KY

Jeffrey C. Nau, M.D. is an otolaryngology physician with a practice address in Louisville, Kentucky, and NPI 1184763658, issued on Feb 5, 2007. Check the license (Kentucky 41958, 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
1184763658
Name
Jeffrey C. Nau
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
41958 KY
Self-reported in NPPES; status is on the state search
Practice location
3999 Dutchmans LN, Suite #3A, Louisville, KY 40207
Phone
(502) 897-7300
Enumerated
Feb 5, 2007
Record last updated
Jul 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(502) 897-3332
Medicaid ID
7100064910 KY
Medicare enrollment
Enrolled (PECOS I20210803000507); accepts Medicare assignment
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 3999 Dutchmans LN, Suite #3A

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

  1. Harold Blevins, MDOtolaryngology Physician1821046426
  2. Michael Brown, MDOtolaryngology Physician1003865304

Verify Jeffrey C. Nau 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 41958
    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

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30% more Medicare Part D claims than the average otolaryngology physician in 2024

702 Medicare Part D claims for 255 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 17 claims were for opioids.

  1. Jeffrey Nau702
  2. Specialty average541

Most prescribed

  1. Fluticasone Propionate218 claims
  2. Azelastine Hcl156 claims
  3. Omeprazole45 claims
  4. Ofloxacin30 claims
  5. Methylprednisolone23 claims
  6. Levothyroxine Sodium20 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): 49.7 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. Qualityout of 100 · 30% of the final score50.9
  2. Costout of 100 · 30%64.8
  3. Promoting interoperabilityout of 100 · 25%0.0
  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: $122.68

7 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeffrey Nau$122.68
  2. Specialty average$1,922.50

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. Ent Care Centers PLLCCorydon, IN

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

Jeffrey C. Nau among 149 otolaryngology physician records in Kentucky

Jeffrey C. Nau, M.D. is one of 149 otolaryngology physician records with a practice address in Kentucky. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 58% of them.

  • NPI issued2007 · 58% of these records are older, 35% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2008 · median 2004 among the 105 with a school on file
  • Record last updated2011 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Kentucky

There are 149 otolaryngology physician records in Kentucky.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Harold Blevins, MDLouisville, KY 402071821046426
  2. Jolene Boswell, PA-CLouisville, KY 402071730188285
  3. Michael Brown, MDLouisville, KY 402071003865304
  4. Stanley Chmiel, M.D.Louisville, KY 402071033119987
  5. Carl Coppola, M.D.Louisville, KY 402071023006681
  6. Keith Forwith, MDLouisville, KY 402071467458083
  7. Gorden McMurry, MDLouisville, KY 402071871599407
  8. Andrew Mickler, M.D.Louisville, KY 402071467450049

Common questions

What is Jeffrey C. Nau, M.D.'s NPI number?

Jeffrey C. Nau, M.D.'s National Provider Identifier (NPI) is 1184763658, issued on Feb 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey C. Nau, M.D. located?

The NPPES record lists a practice address at 3999 Dutchmans LN, Suite #3A, Louisville, KY, 40207. Phone: (502) 897-7300. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey C. Nau, M.D.'s license?

NPPES lists Kentucky license number 41958, 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 Jeffrey C. Nau, M.D. prescribe under Medicare Part D?

In 2024, Jeffrey C. Nau, M.D. had 702 Medicare Part D claims for 255 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.

What is Jeffrey C. Nau, M.D.'s MIPS final score?

The 2023 MIPS final score is 49.7 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.