Barbara Davidson, R.D.
NPI 1639561541 · Registered Dietitian · Chester Springs, PA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Davidson, R.D. is a Registered Dietitian provider in Chester Springs, PA (NPI 1639561541).
Provider details
- NPI number
- 1639561541
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- R.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- DN005020 (PA)
Specialties & taxonomies
Dietary & Nutritional Service 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
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-02
- Last updated
- 2015-03-02
Frequently asked questions
- What is Barbara Davidson's NPI number?
- Barbara Davidson's National Provider Identifier (NPI) is 1639561541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Davidson's specialty?
- Barbara Davidson is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Barbara Davidson located?
- Barbara Davidson's practice location on file with NPPES is 2156 Ferncroft Ln, Chester Springs, PA 19425-3846.
- What is Barbara Davidson's phone number?
- The practice phone number listed in the NPPES registry for Barbara Davidson is (484) 354-2902.
- Does Barbara Davidson accept Medicare?
- Barbara Davidson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Davidson's NPI active?
- Yes — Barbara Davidson's NPI (1639561541) is active in the NPPES registry as of the last update on 2015-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.