NPPES file of Aug 9, 2026

Sharon Weil-Chalker, M.D.

Pediatric Cardiology Physician · Wilmington, DE

Sharon Weil-Chalker, M.D. is a pediatric cardiology physician with a practice address in Wilmington, Delaware, and NPI 1508815366, issued on May 9, 2006. Check the license (Delaware C1-0004950, 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
1508815366
Name
Sharon Weil-Chalker
Credential
M.D.
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License numbers
C1-0004950 DE
MD037618E PA
Self-reported in NPPES; status is on the state search
Practice location
1600 Rockland RD, Wilmington, DE 19803
Phone
(302) 651-4000
Enumerated
May 9, 2006
Record last updated
Mar 9, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(302) 651-5345
Medicaid ID
0012884440009 PA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1600 Rockland RD

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

  1. Nicole Aaronson, M.D.Pediatric Otolaryngology Physician1285925305
  2. Erioluwa Akhimien, PHARMDPharmacist1295610541
  3. Brad Albertson, M.D.Pediatrics Physician1972983716
  4. Angela Alfano, M.S. CCC-SLPSpeech-Language Pathologist1942480579
  5. Lida Alimorad, D.D.SPediatric Dentistry1013201987
  6. Anthony Alioto, PH.DClinical Child & Adolescent Psychologist1134138662

Verify Sharon Weil-Chalker 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 C1-0004950
    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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73% fewer Medicare Part D claims than the average pediatric cardiology physician in 2024

20 Medicare Part D claims, against an average of 74 among the 518 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sharon Weil-Chalker20
  2. Specialty average74

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.

Sharon Weil-Chalker among 27 pediatric cardiology physician records in Delaware

Sharon Weil-Chalker, M.D. is one of 27 pediatric cardiology physician records with a practice address in Delaware. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2020 · 85% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Delaware

There are 27 pediatric cardiology physician records in Delaware.

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Paul Anisman, MDWilmington, DE 198031427149715
  2. Jeanne Baffa, MDWilmington, DE 198031669563938
  3. Bernard Clark, MDWilmington, DE 198031396836656
  4. Aisha Frazier, M.D.Wilmington, DE 198031245377654
  5. Samuel Gidding, MDWilmington, DE 198031124110903
  6. Wolfgang Radtke, MDWilmington, DE 198031841382686
  7. Steven Ritz, MDWilmington, DE 198031205928058
  8. Bradley Robinson, MDWilmington, DE 198031376503714

Common questions

What is Sharon Weil-Chalker, M.D.'s NPI number?

Sharon Weil-Chalker, M.D.'s National Provider Identifier (NPI) is 1508815366, issued on May 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sharon Weil-Chalker, M.D. located?

The NPPES record lists a practice address at 1600 Rockland RD, Wilmington, DE, 19803. Phone: (302) 651-4000. Providers update this record themselves, so call before visiting.

How can I verify Sharon Weil-Chalker, M.D.'s license?

NPPES lists Delaware license number C1-0004950, 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 Sharon Weil-Chalker, M.D. prescribe under Medicare Part D?

In 2024, Sharon Weil-Chalker, M.D. had 20 Medicare Part D claims; the average among pediatric cardiology physician prescribers was 74. 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.