Luke Matthew Walker, NP
Acute Care Nurse Practitioner · Ellicott City, MD
Luke Matthew Walker, NP is an acute care nurse practitioner with a practice address in Ellicott City, Maryland, and NPI 1104624402, issued on Mar 4, 2025. Check the license (Maryland R234041, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Luke Matthew Walker
- Credential
- NP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- R234041 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4760 Leyden Way, Ellicott City, MD 21042
- Phone
- (443) 468-5294
- Enumerated
- Mar 4, 2025
- Record last updated
- Mar 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20250605001299); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 755 in Maryland → Look up another NPI →
Also registered at 4760 Leyden Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael SteinbergGeriatric Pharmacist1295852937
Verify Luke Matthew Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R234041Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Medstar Medical Group II LLCGlen Burnie, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Luke Matthew Walker among 755 acute care nurse practitioner records in Maryland
Luke Matthew Walker, NP is one of 755 acute care nurse practitioner records with a practice address in Maryland. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 94% of them.
- NPI issued2025 · 94% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2024 · median 2017 among the 494 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Maryland
There are 755 acute care nurse practitioner records in Maryland.
All 755 in Maryland → Every provider in Ellicott City → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Senait MehariEllicott City, MD 210421437980240
- Catherine WillseyEllicott City, MD 210421952275257
- Jee Young Choi, CRNPEllicott City, MD 210431316352750
- Raji George, CRNPEllicott City, MD 210431871134239
- Somanegre Kafando, CRNPEllicott City, MD 210431932881760
- Bhavesh PatelEllicott City, MD 210431558128710
- Cecilia Bibio, NPEdgewood, MD 210401316504301
- Payal Christian, CRNPColumbia, MD 210441871992933
Common questions
What is Luke Matthew Walker, NP's NPI number?
Luke Matthew Walker, NP's National Provider Identifier (NPI) is 1104624402, issued on Mar 4, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Luke Matthew Walker, NP located?
The NPPES record lists a practice address at 4760 Leyden Way, Ellicott City, MD, 21042. Phone: (443) 468-5294. Providers update this record themselves, so call before visiting.
How can I verify Luke Matthew Walker, NP's license?
NPPES lists Maryland license number R234041, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.