What is Leo Chaikovsky's NPI number?

Leo Chaikovsky's National Provider Identifier (NPI) is 1659300465, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leo Chaikovsky's specialty?

Leo Chaikovsky is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Leo Chaikovsky located?

Leo Chaikovsky's practice location on file with NPPES is 17 Old Kings Hwy S, Darien, CT 06820-4522.

What is Leo Chaikovsky's phone number?

The practice phone number listed in the NPPES registry for Leo Chaikovsky is (203) 655-1559.

Is Leo Chaikovsky's NPI active?

Yes — Leo Chaikovsky's NPI (1659300465) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Leo Chaikovsky, MD

NPI 1659300465 · Psychiatry Physician · Darien, CT

Leo Chaikovsky, MD is a Psychiatry Physician provider in Darien, CT (NPI 1659300465).

Provider details

NPI number: 1659300465
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 022903 (CT)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense 022903 (CT)
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
19 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

17 Old Kings Hwy S

Suite 1-2

Darien, CT 06820-4522

Phone: (203) 655-1559

Fax: (203) 655-1914

Street-level locationGet directions

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Mailing address