Mary Margarett Hagee, D.O.
Family Medicine Physician · Wilmington, DE
Mary Margarett Hagee, D.O. is a family medicine physician with a practice address in Wilmington, Delaware, and NPI 1629100813, issued on Mar 12, 2007. Check the license (Delaware C2-0008977, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Mary Margarett Hagee
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- C2-0008977 DE
OS008923L PA
Self-reported in NPPES; status is on the state search - Practice location
- 3411 Silverside RD, Wilmington, DE 19810
- Phone
- (302) 479-8464
- Enumerated
- Mar 12, 2007
- Record last updated
- Feb 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 518 in Delaware → Look up another NPI →
Also registered at 3411 Silverside RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda Anderson, PSY.D.Clinical Psychologist1902591985
- Janet Azran, LCSWClinical Social Worker1194781740
- Abby Bugbee, PSYDClinical Psychologist1588309082
- Holly Catalano, PTPhysical Therapist1033264684
- Robert Catalano, MA,PT,CERT.MDTPhysical Therapist1700931581
- Margaret Conte, MDFamily Medicine Physician1265421028
Verify Mary Margarett Hagee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license C2-0008977Check 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: $29.13
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mary Margarett Hagee among 518 family medicine physician records in Delaware
Mary Margarett Hagee, D.O. 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 fileNo · 62% of these records are
- Record last updated2019 · 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.
All 518 in Delaware → Every provider in Wilmington → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Margaret Conte, MDWilmington, DE 198101265421028
- Jeffrey Cramer, MDWilmington, DE 198101912981473
- John Daly, M.D.Wilmington, DE 198101134109101
- Kristine Diehl, MDWilmington, DE 198101245213933
- Tha Dun, MDWilmington, DE 198101235240524
- Valerie Elener, M.D.Wilmington, DE 198101801900816
- James Fierro, D.O.Wilmington, DE 198101154345379
- Jan Gavis, DOWilmington, DE 198101972663524
Common questions
What is Mary Margarett Hagee, D.O.'s NPI number?
Mary Margarett Hagee, D.O.'s National Provider Identifier (NPI) is 1629100813, issued on Mar 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Margarett Hagee, D.O. located?
The NPPES record lists a practice address at 3411 Silverside RD, Wilmington, DE, 19810. Phone: (302) 479-8464. Providers update this record themselves, so call before visiting.
How can I verify Mary Margarett Hagee, D.O.'s license?
NPPES lists Delaware license number C2-0008977, 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.
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.