Mary Johnston, RPH, PHARM.D.
NPI 1881940948 · Pharmacist · Jamestown, ND
Mary Johnston, RPH, PHARM.D. is a Pharmacist provider in Jamestown, ND (NPI 1881940948).
Provider details
- NPI number
- 1881940948
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH, PHARM.D.
- Sex
- Female
- Sole proprietor
- No
- License
- RPH5087 (ND)
Specialties & taxonomies
Pharmacy Service Providers
Pharmacy Service Providers
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2012-07-26
- Last updated
- 2012-07-26
Frequently asked questions
- What is Mary Johnston's NPI number?
- Mary Johnston's National Provider Identifier (NPI) is 1881940948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Johnston's specialty?
- Mary Johnston is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Mary Johnston located?
- Mary Johnston's practice location on file with NPPES is 310 1st Ave S, Jamestown, ND 58401-4154.
- What is Mary Johnston's phone number?
- The practice phone number listed in the NPPES registry for Mary Johnston is (701) 251-1432.
- Is Mary Johnston's NPI active?
- Yes — Mary Johnston's NPI (1881940948) is active in the NPPES registry as of the last update on 2012-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.