NPPES file of Aug 9, 2026

Kathryn Shirley, DO

Psychiatry Physician · Newark, DE

Kathryn Shirley, DO is a psychiatry physician with a practice address in Newark, Delaware, and NPI 1639756166, issued on Mar 29, 2021. Check the license (Delaware C2-0024352, 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
1639756166
Name
Kathryn Shirley
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
C2-0024352 DE
Self-reported in NPPES; status is on the state search
Practice location
4755 Ogletown Stanton RD, Newark, DE 19718
Phone
(302) 733-1043
Enumerated
Mar 29, 2021
Record last updated
Jun 24, 2025
Medicare enrollment
Enrolled (PECOS I20250610004120); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4755 Ogletown Stanton RD

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

  1. Paolo Abiad, M.D.Student in an Organized Health Care Education/Training Program1376487736
  2. Jessica AddisStudent in an Organized Health Care Education/Training Program1043950389
  3. Mary Adebanjo, RNMedical-Surgical Registered Nurse1972342681
  4. Gounathan Adly, PHARMDStudent in an Organized Health Care Education/Training Program1215357082
  5. Inongo Agbormbai, DOStudent in an Organized Health Care Education/Training Program1497515654
  6. Mansoor Ahmad, MDInterventional Cardiology Physician1184014102

Verify Kathryn Shirley 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 C2-0024352
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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24% fewer Medicare Part D claims than the average psychiatry physician in 2024

755 Medicare Part D claims for 61 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Kathryn Shirley755
  2. Specialty average1,000

Most prescribed

  1. Duloxetine Hcl93 claims
  2. Trazodone Hcl60 claims
  3. Bupropion Xl54 claims
  4. Gabapentin53 claims
  5. Escitalopram Oxalate40 claims
  6. Sertraline Hcl40 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.

Bills Medicare through one group practice

  1. Christiana Care Health Services IncSmyrna, DE

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kathryn Shirley among 162 psychiatry physician records in Delaware

Kathryn Shirley, DO 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 2021, is newer than 88% of them.

  • NPI issued2021 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2021 · median 2003 among the 73 with a school on file
  • Record last updated2025 · 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.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Jacob BlyNewark, DE 197181972183846
  2. Nadeem Afzal, M.DNew Castle, DE 197201043525827
  3. Abby ChainaniNew Castle, DE 197201821583311
  4. Antoinette Ducrest, MDNew Castle, DE 197201174549927
  5. Akram Elawady, M.D.New Castle, DE 197201669918462
  6. Vikram Gambhir, M.D.New Castle, DE 197201588836753
  7. Sehba Husain-Krautter, M.D.New Castle, DE 197201508240110
  8. Karen Kovacic, MDNew Castle, DE 197201043357387

Common questions

What is Kathryn Shirley, DO's NPI number?

Kathryn Shirley, DO's National Provider Identifier (NPI) is 1639756166, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Shirley, DO located?

The NPPES record lists a practice address at 4755 Ogletown Stanton RD, Newark, DE, 19718. Phone: (302) 733-1043. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Shirley, DO's license?

NPPES lists Delaware license number C2-0024352, 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 Kathryn Shirley, DO prescribe under Medicare Part D?

In 2024, Kathryn Shirley, DO had 755 Medicare Part D claims for 61 beneficiaries; 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.