Pioneer Valley Internal Medicine, PC
NPI 1275587057 · Internal Medicine Physician · Florence, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pioneer Valley Internal Medicine, PC is a Internal Medicine Physician organization in Florence, MA (NPI 1275587057).
Provider details
- NPI number
- 1275587057
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Susan Mosler, President(413) 584-2333
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
- 2006-05-19
- Last updated
- 2020-08-22
Frequently asked questions
- What is Pioneer Valley Internal Medicine, PC's NPI number?
- Pioneer Valley Internal Medicine, PC's National Provider Identifier (NPI) is 1275587057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Pioneer Valley Internal Medicine, PC?
- Pioneer Valley Internal Medicine, PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Pioneer Valley Internal Medicine, PC located?
- Pioneer Valley Internal Medicine, PC's practice location on file with NPPES is 15 Straw Ave, Florence, MA 01062-1464.
- What is Pioneer Valley Internal Medicine, PC's phone number?
- The practice phone number listed in the NPPES registry for Pioneer Valley Internal Medicine, PC is (413) 584-2333.
- Does Pioneer Valley Internal Medicine, PC accept Medicare?
- Pioneer Valley Internal Medicine, PC 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 Pioneer Valley Internal Medicine, PC?
- The authorized official listed on Pioneer Valley Internal Medicine, PC's NPPES record is Susan Mosler, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Pioneer Valley Internal Medicine, PC's NPI active?
- Yes — Pioneer Valley Internal Medicine, PC's NPI (1275587057) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.