Diana Davidson, NP, PMHNP-BC
NPI 1598145146 · Psychiatric/Mental Health Nurse Practitioner · Millsboro, DE
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Davidson, NP, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Millsboro, DE (NPI 1598145146).
Provider details
- NPI number
- 1598145146
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP, PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- ARNP9339588 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 250 | — |
| Olanzapine | 115 | 16 |
| Quetiapine Fumarate | 100 | 12 |
| Fluoxetine Hcl | 84 | — |
| Trazodone Hcl | 72 | 14 |
| Escitalopram Oxalate | 70 | — |
| Lamotrigine | 63 | — |
Practice location
Mailing address
Additional practice locations (1)
- 3821 Lancaster PikeWilmington, DE 19805-1512Phone: (302) 353-0762
Registry dates
- Enumerated
- 2015-06-08
- Last updated
- 2020-02-19
- Certified
- 2020-02-19
Frequently asked questions
- What is Diana Davidson's NPI number?
- Diana Davidson's National Provider Identifier (NPI) is 1598145146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Davidson's specialty?
- Diana Davidson is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Davidson located?
- Diana Davidson's practice location on file with NPPES is 315 Old Landing Rd, Millsboro, DE 19966-1210.
- What is Diana Davidson's phone number?
- The practice phone number listed in the NPPES registry for Diana Davidson is (302) 353-0762.
- Does Diana Davidson accept Medicare?
- Diana Davidson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Davidson's NPI active?
- Yes — Diana Davidson's NPI (1598145146) is active in the NPPES registry as of the last update on 2020-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.