ALEXANDER DUNG NGUYEN MD
NPI 1639751746
Anesthesiology in San Francisco, CA

Active since April 27, 2021PECOS EnrolledAccepts Medicare Assignment
513 PARNASSUS AVE # S436, SAN FRANCISCO, CA 94143(415) 353-1297 Get Directions Write a Review

NPPES record last updated: August 29, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 27, 2022, Apr 19, 2022, Apr 29, 2021 (3 updates tracked since 2021).

About Alexander Dung Nguyen Md NPPES

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

ALEXANDER DUNG NGUYEN MD (NPI 1639751746) is an individual anesthesiology provider in San Francisco, California, licensed in California (A200299) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Colorado School Of Medicine, Aurora (2021).

NPPES Registry Identity

NPI1639751746
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameALEXANDER DUNG NGUYENCredential: MD
Location Address513 PARNASSUS AVE # S436San Francisco, CA 94143-2205
Mailing Address12631 E 17th Ave Ste 2001Aurora, CO 80045-2527
Sole ProprietorNo
Medical School CMSUniversity Of Colorado School Of Medicine, AuroraGraduated 2021
Enumeration DateApril 27, 2021
Last NPPES UpdateAugust 29, 20253 updates tracked since enumeration
NPPES CertifiedAugust 29, 2025
NPI 1639751746 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in CA · A200299
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.

513 PARNASSUS AVE # S436, San Francisco, CA 94143

Secondary Practice Locations 2

Location 113001 E 17th PlAurora, CO 80045-2570 · Phone (303) 724-1792
Location 2200 Lothrop StPittsburgh, PA 15213-2536 · Phone (412) 692-4947

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Alexander Dung Nguyen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476953548
PECOS Enrollment IDI20250912001927
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 16

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

Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143
Anesthesiology
513 PARNASSUS AVE # S436
SAN FRANCISCO, CA 94143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639751746, enumerated as an "individual" on April 27, 2021.

The provider is located at 513 PARNASSUS AVE # S436 SAN FRANCISCO, CA 94143 and the phone number is (415) 353-1297.

Anesthesiology with taxonomy code 207L00000X.