What is Douglas Johnstone's NPI number?

Douglas Johnstone's National Provider Identifier (NPI) is 1659378149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Douglas Johnstone's specialty?

Douglas Johnstone is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Douglas Johnstone located?

Douglas Johnstone's practice location on file with NPPES is 1801 N Senate Blvd, Indianapolis, IN 46202-1228.

What is Douglas Johnstone's phone number?

The practice phone number listed in the NPPES registry for Douglas Johnstone is (317) 924-8420.

Is Douglas Johnstone's NPI active?

Yes — Douglas Johnstone's NPI (1659378149) is active in the NPPES registry as of the last update on 2007-07-09.

IndividualActive

Douglas Johnstone

NPI 1659378149 · Nephrology Physician · Indianapolis, IN

Douglas Johnstone is a Nephrology Physician provider in Indianapolis, IN (NPI 1659378149).

Provider details

NPI number: 1659378149
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Sex: Male
License: 01023906 (IN)

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense 01023906 (IN)
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
20 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

1801 N Senate Blvd

Suite 355

Indianapolis, IN 46202-1228

Phone: (317) 924-8420

Fax: (317) 924-8424

Street-level locationGet directions

Mailing address