What is Leon Johnston's NPI number?

Leon Johnston's National Provider Identifier (NPI) is 1558367201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leon Johnston's specialty?

Leon Johnston is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Leon Johnston located?

Leon Johnston's practice location on file with NPPES is 217 N Bigelow Rd, Hampton, CT 06247-1439.

What is Leon Johnston's phone number?

The practice phone number listed in the NPPES registry for Leon Johnston is (860) 455-9958.

Is Leon Johnston's NPI active?

Yes — Leon Johnston's NPI (1558367201) is active in the NPPES registry as of the last update on 2012-02-23.

IndividualActive

Leon Johnston, M.D.

NPI 1558367201 · Internal Medicine Physician · Hampton, CT

Leon Johnston, M.D. is a Internal Medicine Physician provider in Hampton, CT (NPI 1558367201).

Provider details

NPI number: 1558367201
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: MD05710 (RI)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense MD05710 (RI)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
21 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

217 N Bigelow Rd

Hampton, CT 06247-1439

Phone: (860) 455-9958

Street-level locationGet directions

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Mailing address