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

Ophthalmology

Diane Chang, MD

Sees patients in Prince Frederick, MD · Maryland

Summary

Diane Chang, MD (Ophthalmology) is enrolled with Medicare at 1 practice location in Prince Frederick, MD. NPI 1588826168. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Diane Chang, 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

OphthalmologyPrimary specialty
YesAccepts Medicare assignment
18Years since medical school (graduated 2008)
University Of Pittsburgh School Of MedicineMedical school
FemaleGender (as listed)
Chesapeake Eye Care and Laser Center LLCGroup practice

Quick answers

Where does Diane Chang see patients?
Medicare's clinician data lists 1 practice location in Prince Frederick, MD. Call before your visit to confirm the address.
What is Diane Chang's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Diane Chang accept Medicare assignment?
Yes. Medicare's clinician data says Diane Chang 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 Diane Chang?
(410) 535-2270, as listed in official Medicare / NPI Registry data.
What is Diane Chang's NPI number?
1588826168. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Diane Chang is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Chesapeake Eye Care and Laser Center LLC80 clinicians in the group

Specialties

Find other Ophthalmology doctors in Maryland →

Other ophthalmologists in Prince Frederick

Clinicians with the same Medicare primary specialty in Prince Frederick, MD — not a recommendation.

All ophthalmologists in Prince Frederick →

Clinician information

CredentialMD
Medical schoolUniversity Of Pittsburgh School Of Medicine
Graduation year2008
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1588826168
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians