Louise Johnston, M.S., R.D., LDN
NPI 1154645836 · Registered Dietitian · Chambersburg, PA
Louise Johnston, M.S., R.D., LDN is a Registered Dietitian provider in Chambersburg, PA (NPI 1154645836).
Provider details
- NPI number
- 1154645836
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- M.S., R.D., LDN
- Sex
- Female
- Sole proprietor
- No
- License
- DN002232 (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
16 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
- 2010-03-24
- Last updated
- 2014-02-18
Frequently asked questions
- What is Louise Johnston's NPI number?
- Louise Johnston's National Provider Identifier (NPI) is 1154645836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louise Johnston's specialty?
- Louise Johnston is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Louise Johnston located?
- Louise Johnston's practice location on file with NPPES is 757 Norland Ave, Chambersburg, PA 17201-4230.
- What is Louise Johnston's phone number?
- The practice phone number listed in the NPPES registry for Louise Johnston is (717) 217-6800.
- Is Louise Johnston's NPI active?
- Yes — Louise Johnston's NPI (1154645836) is active in the NPPES registry as of the last update on 2014-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.