Dyanne Westerberg, DO
NPI 1215911987 · Family Medicine Physician · Wilmington, DE
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dyanne Westerberg, DO is a Family Medicine Physician provider in Wilmington, DE (NPI 1215911987).
Provider details
- NPI number
- 1215911987
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- OS005360L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 32 | — |
| Lorazepam | 21 | 21 |
| Amlodipine Besylate | 20 | — |
| Quetiapine Fumarate | 20 | — |
| Lisinopril | 17 | — |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 15 | — |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2026-03-24
- Certified
- 2026-03-24
Frequently asked questions
- What is Dyanne Westerberg's NPI number?
- Dyanne Westerberg's National Provider Identifier (NPI) is 1215911987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dyanne Westerberg's specialty?
- Dyanne Westerberg is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dyanne Westerberg located?
- Dyanne Westerberg's practice location on file with NPPES is 1401 Foulk Rd Ste 100b, Wilmington, DE 19803-2764.
- What is Dyanne Westerberg's phone number?
- The practice phone number listed in the NPPES registry for Dyanne Westerberg is (302) 477-3300.
- Does Dyanne Westerberg accept Medicare?
- Dyanne Westerberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dyanne Westerberg's NPI active?
- Yes — Dyanne Westerberg's NPI (1215911987) is active in the NPPES registry as of the last update on 2026-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.