Thomas Marantz, M.D.
NPI 1669432621 · Cardiovascular Disease Physician · Springfield, MA
Thomas Marantz, M.D. is a Cardiovascular Disease Physician provider in Springfield, MA (NPI 1669432621).
Provider details
- NPI number
- 1669432621
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 52757 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-03-24
- Last updated
- 2016-10-18
Frequently asked questions
- What is Thomas Marantz's NPI number?
- Thomas Marantz's National Provider Identifier (NPI) is 1669432621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Marantz's specialty?
- Thomas Marantz is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Marantz located?
- Thomas Marantz's practice location on file with NPPES is 2 Medical Center Dr, Springfield, MA 01107-1270.
- What is Thomas Marantz's phone number?
- The practice phone number listed in the NPPES registry for Thomas Marantz is (413) 781-5735.
- Is Thomas Marantz's NPI active?
- Yes — Thomas Marantz's NPI (1669432621) is active in the NPPES registry as of the last update on 2016-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.