Hillel Wirsztel, MD
Internal Medicine Physician · Newark, DE
Hillel Wirsztel, MD is an internal medicine physician with a practice address in Newark, Delaware, and NPI 1760664767, issued on Nov 30, 2007. Check the license (Delaware C1-0009391, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Hillel Wirsztel
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- C1-0009391 DE
MD437693 PA
MT187966 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4755 Ogletown Stanton RD Ste 5A43, Newark, DE 19718
- Phone
- (302) 623-0188
- Enumerated
- Nov 30, 2007
- Record last updated
- Jun 27, 2022
- Fax
- (302) 733-5640
- Medicare enrollment
- Enrolled (PECOS I20101203001142); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 600 in Delaware → Look up another NPI →
Also registered at 4755 Ogletown Stanton RD Ste 5A43
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hillel Wirsztel 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 C1-0009391Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
340 Medicare Part D claims for 114 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Atorvastatin Calcium30 claims
- Diltiazem 24hr Er (Cd)21 claims
- Pantoprazole Sodium19 claims
- Furosemide18 claims
- Albuterol Sulfate Hfa16 claims
- Lisinopril15 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: $757.19
9 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, 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 2 group practices
- Apogee Medical Group Delaware IncDover, DE
- Galen Inpatient Physicians PCWilmington, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hillel Wirsztel among 600 internal medicine physician records in Delaware
Hillel Wirsztel, MD 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 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 60% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1996 · median 2008 among the 414 with a school on file
- Record last updated2022 · 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
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- Kevin Copeland, D.O.Newark, DE 197181265563571
- Roshni Guerry, MDNewark, DE 197181801808308
- Azhar Khan, M.D.Newark, DE 197181851362909
- Asma Mian, M.D.Newark, DE 197181144290453
Common questions
What is Hillel Wirsztel, MD's NPI number?
Hillel Wirsztel, MD's National Provider Identifier (NPI) is 1760664767, issued on Nov 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Hillel Wirsztel, MD located?
The NPPES record lists a practice address at 4755 Ogletown Stanton RD Ste 5A43, Newark, DE, 19718. Phone: (302) 623-0188. Providers update this record themselves, so call before visiting.
How can I verify Hillel Wirsztel, MD's license?
NPPES lists Delaware license number C1-0009391, 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 Hillel Wirsztel, MD prescribe under Medicare Part D?
In 2024, Hillel Wirsztel, MD had 340 Medicare Part D claims for 114 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.