NPPES file of Aug 9, 2026

Janis G. Chester, MD

Psychiatry Physician · Dover, DE

Janis G. Chester, MD is a psychiatry physician with a practice address in Dover, Delaware, and NPI 1932349628, issued on Feb 20, 2009. Check the license (Delaware C10005417, 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
1932349628
Name
Janis G. Chester
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
C10005417 DE
Self-reported in NPPES; status is on the state search
Practice location
640 S State St, Dover, DE 19901
Phone
(302) 744-6017
Enumerated
Feb 20, 2009
Record last updated
Mar 7, 2023
Fax
(302) 744-6683
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 640 S State St

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

  1. Kelly Abbrescia, DOEmergency Medicine Physician1992740625
  2. Sarah Abdallah, MDStudent in an Organized Health Care Education/Training Program1265374789
  3. Joseph Raphael Ablaza, M.D.Internal Medicine Physician1366892291
  4. Anastazia Acevedo, PA-CPhysician Assistant1831495282
  5. Aashish AcharyaInternal Medicine Physician1912523424
  6. Denita Adams, CRNACertified Registered Nurse Anesthetist1427233964

Verify Janis G. Chester 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 C10005417
    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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90% fewer Medicare Part D claims than the average psychiatry physician in 2024

103 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Janis Chester103
  2. Specialty average1,000

Most prescribed

  1. Alprazolam24 claims
  2. Clonazepam16 claims
  3. Vyvanse13 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.

Psychiatry Physician providers in Delaware

There are 162 psychiatry physician records in Delaware.

Other psychiatry physician records in Delaware

  1. Jane AbionaCamden, DE1447064951
  2. Omopariola Adegbola, MDWilmington, DE1255616397
  3. Nadeem Afzal, M.DNew Castle, DE1043525827
  4. Vishesh Agarwal, M.D.Wilmington, DE1609163971
  5. Anis Ahmed, MDMillsboro, DE1407877202
  6. Uzma AnsariNew Castle, DE1326778820
  7. Constantine Azarcon, M.D.Wilmington, DE1407998040
  8. Robert Bahnsen, M.D.Wilmington, DE1154697316
  9. Melody Benson, M.D.Lewes, DE1811080237
  10. Bruce Berg, M.D.Wilmington, DE1932279718

Common questions

What is Janis G. Chester, MD's NPI number?

Janis G. Chester, MD's National Provider Identifier (NPI) is 1932349628, issued on Feb 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Janis G. Chester, MD located?

The NPPES record lists a practice address at 640 S State St, Dover, DE, 19901. Phone: (302) 744-6017. Providers update this record themselves, so call before visiting.

How can I verify Janis G. Chester, MD's license?

NPPES lists Delaware license number C10005417, 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 Janis G. Chester, MD prescribe under Medicare Part D?

In 2024, Janis G. Chester, MD had 103 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.