Darlene M. Day, FNP-C
Family Nurse Practitioner · Warrenton, VA
Darlene M. Day, FNP-C is a family nurse practitioner with a practice address in Warrenton, Virginia, and NPI 1346323557, issued on Oct 23, 2006. Check the license (Virginia 0024164656, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Darlene M. Day
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 0024164656 VA
Self-reported in NPPES; status is on the state search - Practice location
- 510 Blackwell RD, Warrenton, VA 20186
- Phone
- (703) 258-4765
- Enumerated
- Oct 23, 2006
- Record last updated
- Jul 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070621000202); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 6,474 in Virginia → Look up another NPI →
Also registered at 510 Blackwell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sherrie Alicie, CFNPFamily Nurse Practitioner1972786226
- Jessica Amoros, FNP-BCFamily Nurse Practitioner1023568664
- Samer Bazlamit, PHARMDPharmacist1306569942
- Kadijatu Brew, FNP-BCNurse Practitioner1437985413
- Christen Cain, PHARMDPharmacist1205423100
- James Green, PHARMDPharmacist1669069589
Verify Darlene M. Day in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0024164656Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average family nurse practitioner in 2024
326 Medicare Part D claims for 37 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Midodrine Hcl34 claims
- Sevelamer Carbonate26 claims
- Amlodipine Besylate22 claims
- Hydralazine Hcl20 claims
- Calcium Acetate17 claims
- Veltassa17 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.
Industry payments in 2024: $16.28
1 payment: food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 99,489 providers of this specialty with any payment received $650.95 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.
Bills Medicare through one group practice
- Renal Physician Associates OF Winchester PLCWinchester, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Darlene M. Day among 6,474 family nurse practitioner records in Virginia
Darlene M. Day, FNP-C is one of 6,474 family nurse practitioner records with a practice address in Virginia. 76% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 89% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2000 · median 2019 among the 3,833 with a school on file
- Record last updated2020 · 40% 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 Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 family nurse practitioner records list a practice address in Warrenton
They are 30 of the 592 NPPES records with a practice address in Warrenton, and 6,474 family nurse practitioner records in Virginia.
All 6,474 in Virginia → Every provider in Warrenton → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Sherrie Alicie, CFNPWarrenton, VA 201861972786226
- Jessica Amoros, FNP-BCWarrenton, VA 201861023568664
- Emily Cannon, FNP-CWarrenton, VA 201861154820512
- Erica Coleman, FNP-BCWarrenton, VA 201861891279923
- Kimberly Hall, CFNPWarrenton, VA 201861558453720
- Angelina Harman, FNPWarrenton, VA 201861992911713
- Hannah Hostetler, FNPWarrenton, VA 201861437621174
- Christina Nez, N.P.Warrenton, VA 201861467420109
Common questions
What is Darlene M. Day, FNP-C's NPI number?
Darlene M. Day, FNP-C's National Provider Identifier (NPI) is 1346323557, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Darlene M. Day, FNP-C located?
The NPPES record lists a practice address at 510 Blackwell RD, Warrenton, VA, 20186. Phone: (703) 258-4765. Providers update this record themselves, so call before visiting.
How can I verify Darlene M. Day, FNP-C's license?
NPPES lists Virginia license number 0024164656, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Darlene M. Day, FNP-C prescribe under Medicare Part D?
In 2024, Darlene M. Day, FNP-C had 326 Medicare Part D claims for 37 beneficiaries; 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.