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Internal Medicine

Jessie M. Williams, MD

Works at hospitals in Bridgeport, CT · Connecticut

Summary

Dr. Jessie M. Williams, MD is an internal medicine doctor at 267 Grant St, Bridgeport, CT 06610. Phone: (203) 384-3000. Accepts Medicare assignment. In 2024, Jessie M. Williams had 356 Original Medicare patients and 397 services. NPI 1558361402. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 267 Grant St, Bridgeport, CT 06610 · Directions
  • Phone: (203) 384‑3000
  • Medicare: Accepts Medicare assignment
  • Hospital: Bridgeport Hospital
  • Group practice: Bridgeport Hospital
  • Medical school: graduated 1995 (31 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jessie M. Williams, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jessie M. Williams accept Medicare assignment?
Yes. Medicare's clinician data says Jessie M. Williams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jessie M. Williams see?
In 2024, CMS data shows 356 Original Medicare patients and 397 services for Jessie M. Williams. This counts Original Medicare only and measures volume, not quality.
What is Jessie M. Williams's NPI number?
1558361402. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jessie M. Williams, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients356
Services billed to Medicare397
Different services or procedures16
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with straightforward medical decision making (99282)288 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)52 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)22 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis56%
  • Anxiety32%
  • Diabetes26%
  • Ischemic heart disease23%

Hospitals where Jessie M. Williams works

Medicare's Facility Affiliation Data lists Jessie M. Williams at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Bridgeport HospitalBridgeport, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070010

Practice locations

Addresses where Jessie M. Williams is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jessie M. Williams as a member of this group (CMS data updated October 2, 2026).

  • Bridgeport Hospital136 clinicians in the group

Specialties

Find other Internal Medicine doctors in Connecticut →

Other internal medicine doctors in Bridgeport

Clinicians with the same Medicare primary specialty in Bridgeport, CT — not a recommendation.

All internal medicine doctors in Bridgeport →

Other clinicians in Bridgeport Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1995 (31 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558361402
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians