What is Heather Johnston's NPI number?

Heather Johnston's National Provider Identifier (NPI) is 1639023906, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heather Johnston's specialty?

Heather Johnston is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Heather Johnston located?

Heather Johnston's practice location on file with NPPES is 1265 Union Ave, Memphis, TN 38104-3415.

What is Heather Johnston's phone number?

The practice phone number listed in the NPPES registry for Heather Johnston is (901) 516-7000.

Is Heather Johnston's NPI active?

Yes — Heather Johnston's NPI (1639023906) is active in the NPPES registry as of the last update on 2026-02-24.

IndividualActive

Heather Johnston

NPI 1639023906 · Registered Nurse · Memphis, TN

Heather Johnston is a Registered Nurse provider in Memphis, TN (NPI 1639023906).

Provider details

NPI number: 1639023906
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sole proprietor: No
License: 207026 (TN)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 207026 (TN)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

1265 Union Ave

Memphis, TN 38104-3415

Phone: (901) 516-7000

Street-level locationGet directions

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Mailing address