Nancy Lou Twitchel, APRN,BC,FNP, MSN
Registered Nurse · Washington, DC
Nancy Lou Twitchel, APRN,BC,FNP, MSN is a registered nurse with a practice address in Washington, District of Columbia, and NPI 1740229640, issued on Jun 6, 2006. Check the license (District of Columbia RN66806, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Lou Twitchel
- Credential
- APRN,BC,FNP, MSN
- Primary taxonomy
- Registered Nurse 163W00000X
- License numbers
- RN66806 DC
0001084328 VA
0024165921 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1441 L St. NW, Washington, DC 20230
- Phone
- (202) 606-9911
- Enumerated
- Jun 6, 2006
- Record last updated
- Jul 13, 2026
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 812 in District of Columbia → Look up another NPI →
Verify Nancy Lou Twitchel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license RN66806Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $14.94
1 payment: food and beverage; the largest payer was Pharming Healthcare, Inc. The 1,191 providers of this specialty with any payment received $505.98 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Nancy Lou Twitchel among 812 registered nurse records in District of Columbia
Nancy Lou Twitchel, APRN,BC,FNP, MSN is one of 812 registered nurse records with a practice address in District of Columbia. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 99% newer
- In a Medicare fileYes · 1% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
808 registered nurse records list a practice address in Washington
They are 808 of the 45,857 NPPES records with a practice address in Washington, and 812 registered nurse records in District of Columbia.
All 812 in District of Columbia → Every provider in Washington → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Faith Courville, RNWashington, DC 203071225161920
- Veronica Gutchell, NPWashington, DC 203071720184443
- Robert Morris, R.N.Washington, DC 203071346400678
- Maureen Schafer, FNPWashington, DC 203071225229842
- Virginia Paganelli, RNWashington, DC 203721336377233
- Eden Williamson, REGISTERED NURSEWashington, DC 203751235124405
- Molly OethWashington, DC 200641891669610
- Debra AsanteWashington, DC 200571245165372
Common questions
What is Nancy Lou Twitchel, APRN,BC,FNP, MSN's NPI number?
Nancy Lou Twitchel, APRN,BC,FNP, MSN's National Provider Identifier (NPI) is 1740229640, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Lou Twitchel, APRN,BC,FNP, MSN located?
The NPPES record lists a practice address at 1441 L St. NW, Washington, DC, 20230. Phone: (202) 606-9911. Providers update this record themselves, so call before visiting.
How can I verify Nancy Lou Twitchel, APRN,BC,FNP, MSN's license?
NPPES lists District of Columbia license number RN66806, as entered by the provider. Search the District of Columbia 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.