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Endocrinology

Janet Jang, MD

Works at hospitals in Boston, MA · Salem, MA · Dover, NH · Massachusetts, New Hampshire

Summary

Janet Jang, MD (Endocrinology) is listed by Medicare at 3 hospitals in Boston, MA, Salem, MA and Dover, NH. NPI 1699116939. 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 Janet Jang, 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

EndocrinologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
13Years since medical school (graduated 2013)
FemaleGender (as listed)
Mass General Brigham Medical Group Northern Massachusetts IncGroup practice

Quick answers

Which hospitals does Janet Jang work at?
Medicare's official clinician data lists Janet Jang at 3 hospitals: Massachusetts General Hospital, North Shore Medical Center - and Wentworth-Douglass Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Janet Jang see patients?
Medicare's clinician data lists 5 practice locations, including Danvers, MA, Lynn, MA and Salem, MA. Call before your visit to confirm the address.
What is Janet Jang's specialty?
Medicare lists Endocrinology as the primary specialty.
Does Janet Jang accept Medicare assignment?
Yes. Medicare's clinician data says Janet Jang 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.
Does Janet Jang offer telehealth?
Medicare's clinician data says Janet Jang offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Janet Jang?
(978) 739-6950, as listed in official Medicare / NPI Registry data.
What is Janet Jang's NPI number?
1699116939. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Janet Jang works

Medicare's Facility Affiliation Data lists Janet Jang 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 Janet Jang is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Janet Jang as a member of this group (CMS data updated 2026-10-02).

  • Mass General Brigham Medical Group Northern Massachusetts Inc827 clinicians in the group

Specialties

Find other Endocrinology doctors in Massachusetts →

Other endocrinologists in Danvers

Clinicians with the same Medicare primary specialty in Danvers, MA — not a recommendation.

All endocrinologists in Danvers →

Clinician information

CredentialMD
Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1699116939
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