NPPES file of Aug 9, 2026

Elizabeth A. Reetz, MD

Family Medicine Physician · Newark, DE

Elizabeth A. Reetz, MD is a family medicine physician with a practice address in Newark, Delaware, and NPI 1770765448, issued on Dec 4, 2007. Check the license (Delaware C1-0009928, 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
1770765448
Name
Elizabeth A. Reetz
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
C1-0009928 DE
Self-reported in NPPES; status is on the state search
Practice location
200 Hygeia Dr, Newark, DE 19713
Phone
(302) 428-2400
Enumerated
Dec 4, 2007
Record last updated
Jan 29, 2026
Fax
(302) 623-7946
Medicare enrollment
Enrolled (PECOS I20140716001602); accepts Medicare assignment
Medical or professional school
Drexel University College Of Medicine, 2007
Telehealth
Offers telehealth (CMS)
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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Also registered at 200 Hygeia Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Valerie Acevedo, P.A.-CPhysician Assistant1932457405
  2. Sonia Adnan, MDInternal Medicine Physician1790915593
  3. Eunice Asibey, FNPFamily Nurse Practitioner1912231572
  4. Mamadou Bah, PAPhysician Assistant1619400157
  5. Kevin Bailey, PT, MPT, SCS, ATCPhysical Therapist1356372874
  6. Kathryn Benson, FNP BCFamily Nurse Practitioner1720084213

Verify Elizabeth A. Reetz 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 C1-0009928
    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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98% fewer Medicare Part D claims than the average family medicine physician in 2024

67 Medicare Part D claims for 47 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Elizabeth Reetz67
  2. Specialty average3,544

Most prescribed

  1. Doxycycline Hyclate15 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 2 group practices

  1. Christiana Care Health Services IncWilmington, DE
  2. Christiana Care Quality PartnersNewark, DE

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

Elizabeth A. Reetz among 518 family medicine physician records in Delaware

Elizabeth A. Reetz, 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 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 40% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2007 · median 2002 among the 323 with a school on file
  • Record last updated2026 · 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).

84 family medicine physician records list a practice address in Newark

They are 84 of the 4,662 NPPES records with a practice address in Newark, and 518 family medicine physician records in Delaware.

The 8 family medicine physician records with the nearest ZIP codes

  1. Robert Callahan, MDNewark, DE 197131962491779
  2. Alfred Fletcher, MDNewark, DE 197131962489377
  3. Barbara Hamming, MDNewark, DE 197131871570283
  4. Elizabeth Jackovic, DONewark, DE 197131982682886
  5. Brian Janney, D.O.Newark, DE 197131598763724
  6. Mary Kobak, MDNewark, DE 197131790763696
  7. Huy Le, D.O.Newark, DE 197131831170703
  8. Susan Livesay, MDNewark, DE 197131477531390

Common questions

What is Elizabeth A. Reetz, MD's NPI number?

Elizabeth A. Reetz, MD's National Provider Identifier (NPI) is 1770765448, issued on Dec 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth A. Reetz, MD located?

The NPPES record lists a practice address at 200 Hygeia Dr, Newark, DE, 19713. Phone: (302) 428-2400. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth A. Reetz, MD's license?

NPPES lists Delaware license number C1-0009928, 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 Elizabeth A. Reetz, MD prescribe under Medicare Part D?

In 2024, Elizabeth A. Reetz, MD had 67 Medicare Part D claims for 47 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.