Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Jessica N. Fields, MD

Works at hospitals in Washington, DC · District of Columbia

Summary

Jessica N. Fields, MD (Internal Medicine) is listed by Medicare at 1 hospital in Washington, DC. NPI 1417903162. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jessica N. Fields, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
24Years since medical school (graduated 2002)
FemaleGender (as listed)
MedStar Medical Group II LLCGroup practice

Quick answers

Which hospitals does Jessica N. Fields work at?
Medicare's official clinician data lists Jessica N. Fields at 1 hospital: MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jessica N. Fields see patients?
Medicare's clinician data lists 1 practice location in Washington, DC. Call before your visit to confirm the address.
What is Jessica N. Fields's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jessica N. Fields accept Medicare assignment?
Yes. Medicare's clinician data says Jessica N. Fields accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Jessica N. Fields?
(202) 877-7000, as listed in official Medicare / NPI Registry data.
What is Jessica N. Fields's NPI number?
1417903162. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jessica N. Fields works

Medicare's Facility Affiliation Data lists Jessica N. Fields at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Jessica N. Fields is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jessica N. Fields as a member of this group (CMS data updated 2026-10-02).

  • MedStar Medical Group II LLC3,767 clinicians in the group

Specialties

Find other Internal Medicine doctors in District of Columbia →

Other internal medicine doctors in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All internal medicine doctors in Washington →

Clinician information

CredentialMD
Graduation year2002
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417903162
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians