Kathryn Shirley, DO
NPI 1639756166 · Psychiatry Physician · Newark, DE
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Shirley, DO is a Psychiatry Physician provider in Newark, DE (NPI 1639756166).
Provider details
- NPI number
- 1639756166
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- C2-0024352 (DE)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Duloxetine Hcl | 93 | 13 |
| Trazodone Hcl | 60 | — |
| Bupropion Hclbrand: Bupropion Xl | 54 | 13 |
| Gabapentin | 53 | — |
| Sertraline Hcl | 40 | 13 |
| Escitalopram Oxalate | 40 | — |
| Clonazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-29
- Last updated
- 2025-06-24
- Certified
- 2025-06-24
Frequently asked questions
- What is Kathryn Shirley's NPI number?
- Kathryn Shirley's National Provider Identifier (NPI) is 1639756166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Shirley's specialty?
- Kathryn Shirley is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Shirley located?
- Kathryn Shirley's practice location on file with NPPES is 4755 Ogletown Stanton Rd, Newark, DE 19718-2200.
- What is Kathryn Shirley's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Shirley is (302) 733-1043.
- Does Kathryn Shirley accept Medicare?
- Kathryn Shirley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Shirley's NPI active?
- Yes — Kathryn Shirley's NPI (1639756166) is active in the NPPES registry as of the last update on 2025-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.