Paul P. Harasimowicz,iii,m.d.,p.c.
NPI 1649316969 · Specialist · Ayer, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul P. Harasimowicz,iii,m.d.,p.c. is a Specialist organization in Ayer, MA (NPI 1649316969).
Provider details
- NPI number
- 1649316969
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Paul Harasimowicz, President(978) 772-9846
- License
- 73797 (MA)
Specialties & taxonomies
Other Service Providers
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
- 2007-01-30
- Last updated
- 2010-05-28
Frequently asked questions
- What is Paul P. Harasimowicz,iii,m.d.,p.c.'s NPI number?
- Paul P. Harasimowicz,iii,m.d.,p.c.'s National Provider Identifier (NPI) is 1649316969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Paul P. Harasimowicz,iii,m.d.,p.c.?
- Paul P. Harasimowicz,iii,m.d.,p.c. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Paul P. Harasimowicz,iii,m.d.,p.c. located?
- Paul P. Harasimowicz,iii,m.d.,p.c.'s practice location on file with NPPES is 190 Groton Rd, Ayer, MA 01432-1124.
- What is Paul P. Harasimowicz,iii,m.d.,p.c.'s phone number?
- The practice phone number listed in the NPPES registry for Paul P. Harasimowicz,iii,m.d.,p.c. is (978) 772-9846.
- Does Paul P. Harasimowicz,iii,m.d.,p.c. accept Medicare?
- Paul P. Harasimowicz,iii,m.d.,p.c. 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 Paul P. Harasimowicz,iii,m.d.,p.c.?
- The authorized official listed on Paul P. Harasimowicz,iii,m.d.,p.c.'s NPPES record is Paul Harasimowicz, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Paul P. Harasimowicz,iii,m.d.,p.c.'s NPI active?
- Yes — Paul P. Harasimowicz,iii,m.d.,p.c.'s NPI (1649316969) is active in the NPPES registry as of the last update on 2010-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.