What is Mark Chasse's NPI number?

Mark Chasse's National Provider Identifier (NPI) is 1699742429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Chasse's specialty?

Mark Chasse is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).

Where is Mark Chasse located?

Mark Chasse's practice location on file with NPPES is 160 West St, Cromwell, CT 06416-2441.

What is Mark Chasse's phone number?

The practice phone number listed in the NPPES registry for Mark Chasse is (860) 635-6149.

Is Mark Chasse's NPI active?

Yes — Mark Chasse's NPI (1699742429) is active in the NPPES registry as of the last update on 2007-09-10.

IndividualActive

Mark Chasse, OD

NPI 1699742429 · Optometrist · Cromwell, CT

Mark Chasse, OD is a Optometrist provider in Cromwell, CT (NPI 1699742429).

Provider details

NPI number: 1699742429
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Credential: OD
Sex: Male
Sole proprietor: Yes
License: 939 (CT)

Practice location

160 West St

Cromwell, CT 06416-2441

Phone: (860) 635-6149

Fax: (860) 632-1401

Street-level locationGet directions

More CT providers

Mailing address

160 West St

Cromwell, CT 06416-2441

Specialties & taxonomies

OptometristPrimary152W00000XLicense 939 (CT)
Eye and Vision Services Providers
Optometrist152W00000XLicense 2893 (MA)
Eye and Vision Services Providers

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.

Enumerated: 2006-03-01
Last updated: 2007-09-10

Frequently asked questions

What is Mark Chasse's NPI number?: Mark Chasse's National Provider Identifier (NPI) is 1699742429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mark Chasse's specialty?: Mark Chasse is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
Where is Mark Chasse located?: Mark Chasse's practice location on file with NPPES is 160 West St, Cromwell, CT 06416-2441.
What is Mark Chasse's phone number?: The practice phone number listed in the NPPES registry for Mark Chasse is (860) 635-6149.
Is Mark Chasse's NPI active?: Yes — Mark Chasse's NPI (1699742429) is active in the NPPES registry as of the last update on 2007-09-10.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions