Hospitalist Medicine Physicians of Massachusetts - Worcester, PC
NPI 1538648670 · Internal Medicine Physician · Worcester, MA
Hospitalist Medicine Physicians of Massachusetts - Worcester, PC is a Internal Medicine Physician organization in Worcester, MA (NPI 1538648670).
Provider details
- NPI number
- 1538648670
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Bessler, President(615) 377-5658
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
7 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
- 2018-08-09
- Last updated
- 2018-08-09
Frequently asked questions
- What is Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's NPI number?
- Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's National Provider Identifier (NPI) is 1538648670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hospitalist Medicine Physicians of Massachusetts - Worcester, PC?
- Hospitalist Medicine Physicians of Massachusetts - Worcester, PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hospitalist Medicine Physicians of Massachusetts - Worcester, PC located?
- Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's practice location on file with NPPES is 123 Summer St, Worcester, MA 01608-1216.
- What is Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's phone number?
- The practice phone number listed in the NPPES registry for Hospitalist Medicine Physicians of Massachusetts - Worcester, PC is (508) 363-6000.
- Who is the authorized official for Hospitalist Medicine Physicians of Massachusetts - Worcester, PC?
- The authorized official listed on Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's NPPES record is Robert Bessler, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's NPI active?
- Yes — Hospitalist Medicine Physicians of Massachusetts - Worcester, PC's NPI (1538648670) is active in the NPPES registry as of the last update on 2018-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.