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.
- 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
8 nearest psychiatry physician records → All 162 in Delaware → Look up another NPI →
Also registered at 640 S State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelly Abbrescia, DOEmergency Medicine Physician1992740625
- Sarah Abdallah, MDStudent in an Organized Health Care Education/Training Program1265374789
- Joseph Raphael Ablaza, M.D.Internal Medicine Physician1366892291
- Anastazia Acevedo, PA-CPhysician Assistant1831495282
- Aashish AcharyaInternal Medicine Physician1912523424
- Denita Adams, CRNACertified Registered Nurse Anesthetist1427233964
Verify Janis G. Chester 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 C10005417Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- Alprazolam24 claims
- Clonazepam16 claims
- 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.
Janis G. Chester among 162 psychiatry physician records in Delaware
Janis G. Chester, MD is one of 162 psychiatry physician records with a practice address in Delaware. 71% 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 55% of them.
- NPI issued2009 · 55% of these records are older, 41% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Delaware
There are 162 psychiatry physician records in Delaware.
All 162 in Delaware → Every provider in Dover → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Nathan Centers, MDDover, DE 199011417084989
- Andrea Desimone, D.O.Dover, DE 199011861847782
- Shazia Khan, M.DDover, DE 199011295962108
- Krista Koskinen, M.D.Dover, DE 199011497366413
- Louis Papa, D.O.Dover Afb, DE 199011366459133
- Syed Sikandar Shah, M.DDover, DE 199011750650628
- David Sibley, M.D.Dover, DE 199011811910763
- Christopher Flynn, MDDover Afb, DE 199021376520981
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.