Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1396372926 Individual Practitioner Female Practitioner

Dr. Jessica F. Williams , MD, PhD, MS

Pathology - Anatomic Pathology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jessica Williams, MD, PhD, MS is a certified Pathology - Anatomic Pathology practicing in Boston, MA. With approximately 6 years of clinical experience since graduating from Yale University School Of Medicine in 2020, Dr. Williams delivers high-quality medical care to the local community at 75 FRANCIS ST.

Dr. Williams is affiliated with University Of Utah Adult Services and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

75 Francis St

Boston, MA 021156106

Telephone 6177327510
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Yale University School Of Medicine

Graduation Year

2020

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pathology - Anatomic Pathology in Boston, MA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
6 Yrs -19.8 yrs vs City Avg
City Avg: 25.8 Yrs
State Avg: 35.7 Yrs
Regional Practice Density
201 Specialists

Practicing in Boston, MA (303 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williams (6 Years) 6 Yrs
Boston Specialty Average (25.8 Years) 25.8 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-02-10
Pathology - Anatomic Pathology Primary Specialty

NUCC Taxonomy Code: 207ZP0101X

State License MA 1019205

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Pathology - Molecular Genetic Pathology

NUCC Taxonomy Code: 207ZP0007X

State License MA 1019205

A molecular genetic pathologist is expert in the principles, theory and technologies of molecular biology and molecular genetics. This expertise is used to make or confirm diagnoses of Mendelian genetic disorders, disorders of human development, infectious diseases and malignancies, and to assess the natural history of those disorders. A molecular genetic pathologist provides information about gene structure, function and alteration and applies laboratory techniques for diagnosis, treatment and prognosis for individuals with related disorders.

Hospital & Practice Group Affiliations

University Of Utah Adult Services

50 N Medical Dr, Salt Lake City, UT 841320100

Phone: 8015856387

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Marc Reed

Student in an Organized Health Care Education/Training Program

NPI 1033960323
Muhammad Shamim

Student in an Organized Health Care Education/Training Program

NPI 1043060114
Dr. Jared Beyersdorf , MD, PhD

Student in an Organized Health Care Education/Training Program

NPI 1043977978

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Keith Ligon , MD PHD

Pathology - Anatomic Pathology

NPI 1053363424

MDPHD

Dr. John Lamacchia , MD, PhD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1053832444

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Cindy Wepy , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1063933463

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

14 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 10, 2026

Pathology (License #1019205 in MA)

📍
Updated Practice Location March 12, 2025

Registered at 75 FRANCIS ST, BOSTON, MA 021156106 (Tel: 6177327510)

📍
Updated Business Mailing Address March 12, 2025

Registered at 75 FRANCIS ST, BOSTON, MA 021156106 (Tel: 6177327510)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 12, 2025

Pathology (License #1019205 in MA)

📍
Updated Practice Location March 09, 2023

Registered at 15 N MEDICAL DR STE 1100, SALT LAKE CITY, UT 841121100 (Tel: 8015812121)

📍
Updated Business Mailing Address March 09, 2023

Registered at 15 N MEDICAL DR STE 1100, SALT LAKE CITY, UT 841121100 (Tel: 8015812121)

👤
Provider Name / Credentials Updated March 09, 2023

Recorded as JESSICA WILLIAMS, MD, PHD, MS

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 09, 2023

Pathology (License #13296082-1205 in UT)

NPI Profile Active March 24, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location March 24, 2020

Registered at 75 FRANCIS ST, BOSTON, MA 021156110 (Tel: 6177325500)

📍
Updated Business Mailing Address March 24, 2020

Registered at 196 W DAVIS ST APT 664, DALLAS, TX 752084527

👤
Provider Name / Credentials Updated March 24, 2020

Recorded as JESSICA WILLIAMS

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 24, 2020

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 24, 2020

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1396372926
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 24, 2020
Last Update: February 10, 2026
Sole Proprietor: No

Mailing Address

75 Francis St

Boston, MA 021156106

Phone: 6177327510

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.