Jennifer Brettler, DO
Internal Medicine Physician · Newark, DE
Jennifer Brettler, DO is an internal medicine physician with a practice address in Newark, Delaware, and NPI 1235363110, issued on May 7, 2009. Check the license (Delaware C2-0010149, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Jennifer Brettler
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- C2-0010149 DE
C20010149 DE
Self-reported in NPPES; status is on the state search - Practice location
- 200 Hygeia Drive, Newark, DE 19713
- Phone
- (302) 623-0188
- Enumerated
- May 7, 2009
- Record last updated
- Jul 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120830000233); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 600 in Delaware → Look up another NPI →
Also registered at 200 Hygeia Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennifer Brettler 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 C2-0010149Check 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: $21.72
1 payment: food and beverage; the largest payer was Potrero Medical, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- 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).
Jennifer Brettler among 600 internal medicine physician records in Delaware
Jennifer Brettler, DO is one of 600 internal medicine physician records with a practice address in Delaware. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 46% of them.
- NPI issued2009 · 46% of these records are older, 51% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · median 2008 among the 414 with a school on file
- Record last updated2018 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
240 internal medicine physician records list a practice address in Newark
They are 240 of the 4,662 NPPES records with a practice address in Newark, and 600 internal medicine physician records in Delaware.
All 600 in Delaware → Every provider in Newark → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Amato, DONewark, DE 197131942270707
- Joanne Brice, MDNewark, DE 197131811977093
- David Britchkow, MDNewark, DE 197131124020094
- Allison Buonocore, MDNewark, DE 197131609854504
- Allen Friedland, MDNewark, DE 197131306823471
- Brijendra Kumar, MDNewark, DE 197131528048709
- Qing Liu, MDNewark, DE 197131235109000
- Stephen Menaldino, MDNewark, DE 197131487632204
Common questions
What is Jennifer Brettler, DO's NPI number?
Jennifer Brettler, DO's National Provider Identifier (NPI) is 1235363110, issued on May 7, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Brettler, DO located?
The NPPES record lists a practice address at 200 Hygeia Drive, Newark, DE, 19713. Phone: (302) 623-0188. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Brettler, DO's license?
NPPES lists Delaware license number C2-0010149, 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.