Marsha Ann Nau, FNP-C
Nurse Practitioner · Smyrna, DE
Marsha Ann Nau, FNP-C is a nurse practitioner with a practice address in Smyrna, Delaware, and NPI 1790227676, issued on Nov 9, 2016. Check the license (Delaware LG-0000973, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marsha Ann Nau
- Credential
- FNP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- LG-0000973 DE
Self-reported in NPPES; status is on the state search - Practice location
- 401 N Carter RD Ste 201, Smyrna, DE 19977
- Phone
- (302) 514-3371
- Enumerated
- Nov 9, 2016
- Record last updated
- Jan 30, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (302) 653-3876
- Medicare enrollment
- Enrolled (PECOS I20171219002266); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 545 in Delaware → Look up another NPI →
Also registered at 401 N Carter RD Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jazab Sheikh, M.D.Family Medicine Physician1043655186
Verify Marsha Ann Nau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license LG-0000973Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average nurse practitioner in 2024
227 Medicare Part D claims for 168 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin32 claims
- Prednisone29 claims
- Doxycycline Hyclate28 claims
- Amoxicillin-Clavulanate Potass18 claims
- Albuterol Sulfate Hfa12 claims
- Sulfamethoxazole-Trimethoprim11 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
- Christiana Care Quality PartnersNewark, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marsha Ann Nau among 545 nurse practitioner records in Delaware
Marsha Ann Nau, FNP-C is one of 545 nurse practitioner records with a practice address in Delaware. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 56% of them.
- NPI issued2016 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2016 · median 2017 among the 291 with a school on file
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 nurse practitioner records list a practice address in Smyrna
They are 8 of the 349 NPPES records with a practice address in Smyrna, and 545 nurse practitioner records in Delaware.
All 545 in Delaware → Every provider in Smyrna → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Angela Barone, DNPSmyrna, DE 199771205087566
- Vedette BondSmyrna, DE 199771326635194
- Markia Carolina, APRNSmyrna, DE 199771801228374
- Cynthia Devine, APRNSmyrna, DE 199771639577661
- Janice KpakaSmyrna, DE 199771033516455
- Maria Talana-IndoratoSmyrna, DE 199771275403677
- Aloys Tenkiang, NPSmyrna, DE 199771689384406
- Sarah DibuoSelbyville, DE 199751679228472
Common questions
What is Marsha Ann Nau, FNP-C's NPI number?
Marsha Ann Nau, FNP-C's National Provider Identifier (NPI) is 1790227676, issued on Nov 9, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marsha Ann Nau, FNP-C located?
The NPPES record lists a practice address at 401 N Carter RD Ste 201, Smyrna, DE, 19977. Phone: (302) 514-3371. Providers update this record themselves, so call before visiting.
How can I verify Marsha Ann Nau, FNP-C's license?
NPPES lists Delaware license number LG-0000973, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Marsha Ann Nau, FNP-C prescribe under Medicare Part D?
In 2024, Marsha Ann Nau, FNP-C had 227 Medicare Part D claims for 168 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.