Jack Sawyer, PA-C
NPI 1891354551 · Physician Assistant · Boston, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Sawyer, PA-C is a Physician Assistant provider in Boston, MA (NPI 1891354551).
Provider details
- NPI number
- 1891354551
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
- Medical Physician Assistant363AM0700X
Physician Assistants & Advanced Practice Nursing Providers
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
83% 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
- 2019-06-06
- Last updated
- 2019-09-16
Frequently asked questions
- What is Jack Sawyer's NPI number?
- Jack Sawyer's National Provider Identifier (NPI) is 1891354551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Sawyer's specialty?
- Jack Sawyer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jack Sawyer located?
- Jack Sawyer's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6106.
- What is Jack Sawyer's phone number?
- The practice phone number listed in the NPPES registry for Jack Sawyer is (617) 732-5500.
- Does Jack Sawyer accept Medicare?
- Jack Sawyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Sawyer's NPI active?
- Yes — Jack Sawyer's NPI (1891354551) is active in the NPPES registry as of the last update on 2019-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.