Lauren Miller Masterson, APRN
Family Nurse Practitioner · Louisville, KY
Lauren Miller Masterson, APRN is a family nurse practitioner with a practice address in Louisville, Kentucky, and NPI 1518388982, issued on Jan 2, 2014. Check the license (Kentucky 3008448, as entered in NPPES) with the Kentucky board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lauren Miller Masterson
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 3008448 KY
Self-reported in NPPES; status is on the state search - Practice location
- 401 E Chestnut St Unit 510, Louisville, KY 40202
- Phone
- (502) 588-4800
- Enumerated
- Jan 2, 2014
- Record last updated
- Feb 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (502) 588-4801
- Medicaid IDs
- 7100273300 KY
201260240 IN - Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,545 in Kentucky → Look up another NPI →
Also registered at 401 E Chestnut St Unit 510
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Verify Lauren Miller Masterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Kentucky board licenses this profession
Search for license 3008448Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family nurse practitioner in 2024
28 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Lauren Miller Masterson among 5,545 family nurse practitioner records in Kentucky
Lauren Miller Masterson, 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 2014, is newer than 27% of them.
- NPI issued2014 · 27% of these records are older, 69% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2020 · 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.
All 5,545 in Kentucky → Every provider in Louisville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Kathy Bertolone, RN MSW ARNP CFNPLouisville, KY 402021922088608
- Nancy Cahill, APRNLouisville, KY 402021952399628
- Teresa Casey, APRNLouisville, KY 402021265411250
- Janice Fiechter, APRNLouisville, KY 402021205832961
- Eileen Grigutis, ARNPLouisville, KY 402021639117328
- Ana Grynwald, ARNPLouisville, KY 402021780649228
- Melissa Humphreys, ARNPLouisville, KY 402021215993969
- Stacy Jensen, APRNLouisville, KY 402021114993441
Common questions
What is Lauren Miller Masterson, APRN's NPI number?
Lauren Miller Masterson, APRN's National Provider Identifier (NPI) is 1518388982, issued on Jan 2, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Lauren Miller Masterson, APRN located?
The NPPES record lists a practice address at 401 E Chestnut St Unit 510, Louisville, KY, 40202. Phone: (502) 588-4800. Providers update this record themselves, so call before visiting.
How can I verify Lauren Miller Masterson, APRN's license?
NPPES lists Kentucky license number 3008448, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.
How much does Lauren Miller Masterson, APRN prescribe under Medicare Part D?
In 2024, Lauren Miller Masterson, APRN had 28 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
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.