NPPES file of Aug 9, 2026

Amanda Kathryn Marr, N.P.

Adult Health Nurse Practitioner · Millville, DE

Amanda Kathryn Marr, N.P. is an adult health nurse practitioner with a practice address in Millville, Delaware, and NPI 1003223371, issued on Jul 17, 2014. Check the license (Delaware LP-0000111, as entered in NPPES) with the Delaware 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003223371
Name
Amanda Kathryn Marr
Credential
N.P.
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
LP-0000111 DE
Self-reported in NPPES; status is on the state search
Practice location
35141 Atlantic Ave, Millville, DE 19967
Phone
(302) 537-3740
Enumerated
Jul 17, 2014
Record last updated
Jul 17, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20141202001767); accepts Medicare assignment
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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Verify Amanda Kathryn Marr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware board licenses this profession
    Search for license LP-0000111
    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 Delaware license search

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5.2 times the Medicare Part D claims of the average adult health nurse practitioner in 2024

6,635 Medicare Part D claims for 689 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 50 claims were for opioids.

  1. Amanda Marr6,635
  2. Specialty average1,280

Most prescribed

  1. Atorvastatin Calcium579 claims
  2. Lisinopril392 claims
  3. Rosuvastatin Calcium377 claims
  4. Losartan Potassium352 claims
  5. Levothyroxine Sodium318 claims
  6. Amlodipine Besylate287 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.

Bills Medicare through one group practice

  1. Friends And Family Practice, PAMillville, DE

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

Amanda Kathryn Marr among 88 adult health nurse practitioner records in Delaware

Amanda Kathryn Marr, N.P. is one of 88 adult health nurse practitioner records with a practice address in Delaware. 72% 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 57% of them.

  • NPI issued2014 · 57% of these records are older, 40% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2014 · median 2015 among the 40 with a school on file
  • Record last updated2014 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 adult health nurse practitioner record lists a practice address in Millville

They are 1 of the 62 NPPES records with a practice address in Millville, and 88 adult health nurse practitioner records in Delaware.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Rhonda Davis, NP-C, RDMillsboro, DE 199661396055265
  2. Angela Toney, NPMillsboro, DE 199661306030358
  3. Kathryn Mangion, NPRehoboth Beach, DE 199711164405163
  4. Beth Sanabria, CRNPSeaford, DE 199731700667920
  5. Mary Ellen Abendroth, CRNPLewes, DE 199581497848352
  6. Isabel Benson, NP-CLewes, DE 199581144499229
  7. Marianne Ledva, CRNPLewes, DE 199581720007024
  8. Janice James-Webb, NPLaurel, DE 199561285353532

Common questions

What is Amanda Kathryn Marr, N.P.'s NPI number?

Amanda Kathryn Marr, N.P.'s National Provider Identifier (NPI) is 1003223371, issued on Jul 17, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Amanda Kathryn Marr, N.P. located?

The NPPES record lists a practice address at 35141 Atlantic Ave, Millville, DE, 19967. Phone: (302) 537-3740. Providers update this record themselves, so call before visiting.

How can I verify Amanda Kathryn Marr, N.P.'s license?

NPPES lists Delaware license number LP-0000111, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.

How much does Amanda Kathryn Marr, N.P. prescribe under Medicare Part D?

In 2024, Amanda Kathryn Marr, N.P. had 6,635 Medicare Part D claims for 689 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.