Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DEREK CHIEN MD
NPI 1609851203
Anesthesiology in Baltimore, MD

Active since December 07, 2005
827 LINDEN AVE, BALTIMORE, MD 21201(410) 225-8000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Derek Chien Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DEREK CHIEN MD (NPI 1609851203) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D39327) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1609851203
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDEREK CHIENCredential: MD
Location Address827 LINDEN AVEBaltimore, MD 21201-4606
Mailing AddressPo Box 452395Sunrise, FL 33345-2395
Sole ProprietorNo
Enumeration DateDecember 7, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1609851203 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MD · D39327
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
827 LINDEN AVE, Baltimore, MD 21201

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
827 LINDEN AVE
BALTIMORE, MD 21201
Nurse Practitioner (Adult Health)
827 LINDEN AVE
BALTIMORE, MD 21201
Registered Nurse
827 LINDEN AVE
BALTIMORE, MD 21201
Student in an Organized Health Care Education/Training Program
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Gastroenterology)
827 LINDEN AVE
BALTIMORE, MD 21201
Student in an Organized Health Care Education/Training Program
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine
827 LINDEN AVE, BRIDGE SUITE C
BALTIMORE, MD 21201

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Derek Chien's NPI number?

The NPI number for Derek Chien is 1609851203. It was assigned to this individual provider in the NPPES registry on December 7, 2005.

Where is Derek Chien located?

Derek Chien practices at 827 Linden Ave, Baltimore, MD 21201. The listed phone number is (410) 225-8000.

What is Derek Chien's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

When was this NPI record last updated?

The NPPES record for Derek Chien was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.