Jessica Williams, MD, PHD, MS
NPI 1396372926 · Anatomic Pathology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jessica Williams, MD, PHD, MS is a Anatomic Pathology Physician provider in Boston, MA (NPI 1396372926).
Provider details
- NPI number
- 1396372926
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD, MS
- Sex
- Female
- Sole proprietor
- No
- License
- 1019205 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-03-24
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Jessica Williams's NPI number?
- Jessica Williams's National Provider Identifier (NPI) is 1396372926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jessica Williams's specialty?
- Jessica Williams is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Jessica Williams located?
- Jessica Williams's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6106.
- What is Jessica Williams's phone number?
- The practice phone number listed in the NPPES registry for Jessica Williams is (617) 732-7510.
- Does Jessica Williams accept Medicare?
- Jessica Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jessica Williams's NPI active?
- Yes — Jessica Williams's NPI (1396372926) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.