NPPES file of Aug 9, 2026

Esther Ruth Muhs, APRN

Family Nurse Practitioner · Louisville, KY

Esther Ruth Muhs, APRN is a family nurse practitioner with a practice address in Louisville, Kentucky, and NPI 1922287341, issued on Nov 1, 2007. Check the license (Kentucky 3004677, as entered in NPPES) with the Kentucky board that licenses this profession; 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
1922287341
Name
Esther Ruth Muhs
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
3004677 KY
71002115A IN
Self-reported in NPPES; status is on the state search
Practice location
615 S Preston St, Louisville, KY 40202
Phone
(502) 852-5757
Enumerated
Nov 1, 2007
Record last updated
Dec 12, 2024
Fax
(502) 852-7643
Medicaid ID
7100113600 KY
Medicare enrollment
Enrolled (PECOS I20080213000070); 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 615 S Preston St

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

  1. Zygimantas Alsauskas, M.D.Nephrology Physician1104085455
  2. George Aronoff, MDNephrology Physician1861470528
  3. Emily Atcher, PA-CPhysician Assistant1831564988
  4. Jane Bederman, ARNPAdult Health Nurse Practitioner1912982059
  5. Amy Dwyer, MDNephrology Physician1184614430
  6. Meagan Gabriele, APRNFamily Nurse Practitioner1538543921

Verify Esther Ruth Muhs in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kentucky board licenses this profession
    Search for license 3004677
    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
Find 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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73% fewer Medicare Part D claims than the average family nurse practitioner in 2024

350 Medicare Part D claims for 81 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Esther Muhs350
  2. Specialty average1,305

Most prescribed

  1. Amlodipine Besylate57 claims
  2. Sevelamer Carbonate25 claims
  3. Hydralazine Hcl22 claims
  4. Furosemide18 claims
  5. Prosol18 claims
  6. Losartan Potassium13 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): 73.2 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 score58.7
  2. Costout of 100 · 30%51.9
  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: $326.44

9 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Esther Muhs$326.44
  2. Specialty average$650.95

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. University OF Louisville Physicians IncLouisville, KY

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

Esther Ruth Muhs among 5,545 family nurse practitioner records in Kentucky

Esther Ruth Muhs, APRN is one of 5,545 family nurse practitioner 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 2007, is newer than 8% of them.

  • NPI issued2007 · 8% of these records are older, 89% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2000 · median 2018 among the 3,839 with a school on file
  • Record last updated2024 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,321 family nurse practitioner records list a practice address in Louisville

They are 1,321 of the 21,891 NPPES records with a practice address in Louisville, and 5,545 family nurse practitioner records in Kentucky.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Kathy Bertolone, RN MSW ARNP CFNPLouisville, KY 402021922088608
  2. Nancy Cahill, APRNLouisville, KY 402021952399628
  3. Teresa Casey, APRNLouisville, KY 402021265411250
  4. Janice Fiechter, APRNLouisville, KY 402021205832961
  5. Eileen Grigutis, ARNPLouisville, KY 402021639117328
  6. Ana Grynwald, ARNPLouisville, KY 402021780649228
  7. Melissa Humphreys, ARNPLouisville, KY 402021215993969
  8. Stacy Jensen, APRNLouisville, KY 402021114993441

Common questions

What is Esther Ruth Muhs, APRN's NPI number?

Esther Ruth Muhs, APRN's National Provider Identifier (NPI) is 1922287341, issued on Nov 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Esther Ruth Muhs, APRN located?

The NPPES record lists a practice address at 615 S Preston St, Louisville, KY, 40202. Phone: (502) 852-5757. Providers update this record themselves, so call before visiting.

How can I verify Esther Ruth Muhs, APRN's license?

NPPES lists Kentucky license number 3004677, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.

How much does Esther Ruth Muhs, APRN prescribe under Medicare Part D?

In 2024, Esther Ruth Muhs, APRN had 350 Medicare Part D claims for 81 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Esther Ruth Muhs, APRN's MIPS final score?

The 2023 MIPS final score is 73.2 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.