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Thaddeus Marciniszyn, D.D.S.
NPI 1407843667 · General Practice Dentistry · Amsterdam, NY
Thaddeus Marciniszyn, D.D.S. is a General Practice Dentistry provider in Amsterdam, NY (NPI 1407843667).
Provider details
- NPI number
- 1407843667
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 030480 (NY)
Specialties & taxonomies
Dental 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.
Practice location
191 Guy Park Ave
Amsterdam, NY 12010-3254
Phone: (518) 842-3220
Fax: (518) 843-0830
Street-level locationGet directions
Mailing address
191 Guy Park Ave
Amsterdam, NY 12010-3254
Registry dates
- Enumerated
- 2005-10-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thaddeus Marciniszyn's NPI number?
- Thaddeus Marciniszyn's National Provider Identifier (NPI) is 1407843667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thaddeus Marciniszyn's specialty?
- Thaddeus Marciniszyn is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Thaddeus Marciniszyn located?
- Thaddeus Marciniszyn's practice location on file with NPPES is 191 Guy Park Ave, Amsterdam, NY 12010-3254.
- What is Thaddeus Marciniszyn's phone number?
- The practice phone number listed in the NPPES registry for Thaddeus Marciniszyn is (518) 842-3220.
- Is Thaddeus Marciniszyn's NPI active?
- Yes — Thaddeus Marciniszyn's NPI (1407843667) 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.