IndividualActive
Thomas Klein, MD
NPI 1710953898 · Otolaryngology Physician · Worcester, MA
Thomas Klein, MD is a Otolaryngology Physician provider in Worcester, MA (NPI 1710953898).
Provider details
- NPI number
- 1710953898
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 277030 (MA)
Specialties & taxonomies
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
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
123 Summer St
Suite 300
Worcester, MA 01608
Phone: (508) 368-3103
Fax: (508) 368-3104
Street-level locationGet directions
Mailing address
630 Plantation St
Worcester, MA 01605
Registry dates
- Enumerated
- 2006-02-27
- Last updated
- 2009-02-18
Frequently asked questions
- What is Thomas Klein's NPI number?
- Thomas Klein's National Provider Identifier (NPI) is 1710953898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Klein's specialty?
- Thomas Klein is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Klein located?
- Thomas Klein's practice location on file with NPPES is 123 Summer St, Worcester, MA 01608.
- What is Thomas Klein's phone number?
- The practice phone number listed in the NPPES registry for Thomas Klein is (508) 368-3103.
- Is Thomas Klein's NPI active?
- Yes — Thomas Klein's NPI (1710953898) is active in the NPPES registry as of the last update on 2009-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.