NPPES file of Aug 9, 2026

Maria Dos Santos, MD

Family Medicine Physician · Wilmington, DE

Maria Dos Santos, MD is a family medicine physician with a practice address in Wilmington, Delaware, and NPI 1053872341, issued on Mar 28, 2019. Check the license (Delaware C1-0025817, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; 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
1053872341
Name
Maria Dos Santos
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
C1-0025817 DE
Self-reported in NPPES; status is on the state search
Practice location
5578 Kirkwood Hwy, Wilmington, DE 19808
Phone
(302) 366-1182
Enumerated
Mar 28, 2019
Record last updated
Oct 20, 2023
Fax
(302) 633-6007
Medicare enrollment
Enrolled (PECOS I20231021000354); accepts Medicare assignment
Medical or professional school
New York Medical College, 2019
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 Maria Dos Santos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
    Search for license C1-0025817
    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
Open the Delaware license search

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87% fewer Medicare Part D claims than the average family medicine physician in 2024

475 Medicare Part D claims for 127 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Maria Dos Santos475
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium33 claims
  2. Metformin Hcl27 claims
  3. Amlodipine Besylate25 claims
  4. Lisinopril25 claims
  5. Levothyroxine Sodium23 claims
  6. Losartan Potassium21 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: $16.10

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maria Dos Santos$16.10
  2. Specialty average$902.55

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

  1. Christiana Care Health Services IncWilmington, DE

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

Maria Dos Santos among 518 family medicine physician records in Delaware

Maria Dos Santos, MD is one of 518 family medicine physician records with a practice address in Delaware. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 82% of them.

  • NPI issued2019 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2019 · median 2002 among the 323 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

163 family medicine physician records list a practice address in Wilmington

They are 163 of the 6,291 NPPES records with a practice address in Wilmington, and 518 family medicine physician records in Delaware.

The 8 family medicine physician records with the nearest ZIP codes

  1. Maryann Connor, DOWilmington, DE 198081912960428
  2. John Fenice, M.D.Wilmington, DE 198081033138169
  3. Eva Geracimos, MDWilmington, DE 198081750344784
  4. Mark Haegele, DOWilmington, DE 198081750325544
  5. Scott Harrison, DOWilmington, DE 198081841253275
  6. Rebecca Jaffe, MDWilmington, DE 198081275539033
  7. David Jezyk, MDWilmington, DE 198081093828014
  8. Horatio Jones, MDWilmington, DE 198081235101676

Common questions

What is Maria Dos Santos, MD's NPI number?

Maria Dos Santos, MD's National Provider Identifier (NPI) is 1053872341, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Maria Dos Santos, MD located?

The NPPES record lists a practice address at 5578 Kirkwood Hwy, Wilmington, DE, 19808. Phone: (302) 366-1182. Providers update this record themselves, so call before visiting.

How can I verify Maria Dos Santos, MD's license?

NPPES lists Delaware license number C1-0025817, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria Dos Santos, MD prescribe under Medicare Part D?

In 2024, Maria Dos Santos, MD had 475 Medicare Part D claims for 127 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.