Maria Haskell
Family Nurse Practitioner · Millville, DE
Maria Haskell is a family nurse practitioner with a practice address in Millville, Delaware, and NPI 1588317440, issued on Feb 1, 2022. Check the license with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria Haskell
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- AC004159 MD
Self-reported in NPPES; status is on the state search - Practice location
- 35786 Atlantic Ave, Millville, DE 19967
- Phone
- (303) 400-9999
- Enumerated
- Feb 1, 2022
- Record last updated
- Jul 30, 2025
- Fax
- (302) 741-3546
- Medicare enrollment
- Enrolled (PECOS I20240916001541); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 709 in Delaware → Look up another NPI →
Also registered at 35786 Atlantic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sherry Gates, FNPFamily Nurse Practitioner1518678069
- Natalie Hall, PA-CPhysician Assistant1770392193
- Samantha Kravetz, ODOptometrist1295265734
Verify Maria Haskell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average family nurse practitioner in 2024
277 Medicare Part D claims for 165 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Methylprednisolone47 claims
- Amoxicillin-Clavulanate Potass34 claims
- Azithromycin32 claims
- Doxycycline Hyclate28 claims
- Prednisone18 claims
- Cephalexin13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 77.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $197.28
10 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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
- Nutrihealth LLCLewes, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Haskell among 709 family nurse practitioner records in Delaware
Maria Haskell is one of 709 family nurse practitioner records with a practice address in Delaware. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 72% of them.
- NPI issued2022 · 72% of these records are older, 21% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 2018 among the 434 with a school on file
- Record last updated2025 · 43% 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family nurse practitioner records list a practice address in Millville
They are 3 of the 62 NPPES records with a practice address in Millville, and 709 family nurse practitioner records in Delaware.
All 709 in Delaware → Every provider in Millville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Caitlin Crotty, DNPMillville, DE 199671306627955
- Sherry Gates, FNPMillville, DE 199671518678069
- Eleanor Baker, FNPMillsboro, DE 199661730968322
- Sabina Bonfadini, PMH-NPMillsboro, DE 199661598148231
- Nicole Caselli, FNP-BCMillsboro, DE 199661245609171
- Tanisha Crockett, FNP-BCMillsboro, DE 199661093342420
- Amanda Donaway, NURSE PRACTITIONERMillsboro, DE 199661396201182
- Lauren Griffin-Walls, FNP-BCMilton, DE 199681881957728
Common questions
What is Maria Haskell's NPI number?
Maria Haskell's National Provider Identifier (NPI) is 1588317440, issued on Feb 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Maria Haskell located?
The NPPES record lists a practice address at 35786 Atlantic Ave, Millville, DE, 19967. Phone: (303) 400-9999. Providers update this record themselves, so call before visiting.
How can I verify Maria Haskell's license?
Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Maria Haskell prescribe under Medicare Part D?
In 2024, Maria Haskell had 277 Medicare Part D claims for 165 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Maria Haskell's MIPS final score?
The 2023 MIPS final score is 77.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.