IndividualActive
Michael Armentano
NPI 1639295504 · Naturopath · Old Greenwich, CT
Michael Armentano is a Naturopath provider in Old Greenwich, CT (NPI 1639295504).
Provider details
- NPI number
- 1639295504
- Entity type
- Individual
- Primary specialty
- NaturopathOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 000287 (CT)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(89/100 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
296 Sound Beach Ave
Old Greenwich, CT 06870-1626
Phone: (203) 637-8464
Fax: (203) 413-6303
Street-level locationGet directions
Mailing address
31 Brinsmade Ln
Sherman, CT 06784-1434
Registry dates
- Enumerated
- 2007-03-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Armentano's NPI number?
- Michael Armentano's National Provider Identifier (NPI) is 1639295504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Armentano's specialty?
- Michael Armentano is listed in the NPPES registry with a primary specialty of Naturopath (Other Service Providers).
- Where is Michael Armentano located?
- Michael Armentano's practice location on file with NPPES is 296 Sound Beach Ave, Old Greenwich, CT 06870-1626.
- What is Michael Armentano's phone number?
- The practice phone number listed in the NPPES registry for Michael Armentano is (203) 637-8464.
- Is Michael Armentano's NPI active?
- Yes — Michael Armentano's NPI (1639295504) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.