Umass Memorial Medical Center, Inc.
NPI 1831151455 · General Acute Care Hospital · Worcester, MA
Enrolled with Medicare as Part a Provider - Hospital · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Umass Memorial Medical Center, Inc. is a General Acute Care Hospital organization in Worcester, MA (NPI 1831151455).
Provider details
- NPI number
- 1831151455
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- Sergio Melgar, Evp/Cfo(508) 334-0530
- License
- N/A (MA)
Specialties & taxonomies
Hospitals
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
5 documented practice locations
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
Additional practice locations (4)
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 334-1000
- 119 Belmont StWorcester, MA 01605-2903Phone: (508) 334-1000
- 378 Plantation StWorcester, MA 01605-2324Phone: (508) 334-1000
- 281 Lincoln StWorcester, MA 01605-2138Phone: (508) 334-1000
Registry dates
- Enumerated
- 2006-04-06
- Last updated
- 2025-03-16
- Certified
- 2025-03-16
Frequently asked questions
- What is Umass Memorial Medical Center, Inc.'s NPI number?
- Umass Memorial Medical Center, Inc.'s National Provider Identifier (NPI) is 1831151455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Umass Memorial Medical Center, Inc.?
- Umass Memorial Medical Center, Inc. is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is Umass Memorial Medical Center, Inc. located?
- Umass Memorial Medical Center, Inc.'s practice location on file with NPPES is 55 Lake Avenue, Worcester, MA 01655.
- What is Umass Memorial Medical Center, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Umass Memorial Medical Center, Inc. is (508) 334-1000.
- Does Umass Memorial Medical Center, Inc. accept Medicare?
- Umass Memorial Medical Center, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Umass Memorial Medical Center, Inc.?
- The authorized official listed on Umass Memorial Medical Center, Inc.'s NPPES record is Sergio Melgar, Evp/Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Umass Memorial Medical Center, Inc.'s NPI active?
- Yes — Umass Memorial Medical Center, Inc.'s NPI (1831151455) is active in the NPPES registry as of the last update on 2025-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.