Caroline Alper, M.D.
NPI 1134228992 · Internal Medicine Physician · Worcester, MA
Caroline Alper, M.D. is a Internal Medicine Physician provider in Worcester, MA (NPI 1134228992).
Provider details
- NPI number
- 1134228992
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 150126 (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
19 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
- 2006-09-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Caroline Alper's NPI number?
- Caroline Alper's National Provider Identifier (NPI) is 1134228992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caroline Alper's specialty?
- Caroline Alper is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Caroline Alper located?
- Caroline Alper's practice location on file with NPPES is 100 Century Dr, Worcester, MA 01606-1244.
- What is Caroline Alper's phone number?
- The practice phone number listed in the NPPES registry for Caroline Alper is (508) 421-5915.
- Is Caroline Alper's NPI active?
- Yes — Caroline Alper's NPI (1134228992) 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.