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DR. ALEX YANG MD
NPI 1538749353
Emergency Medicine in San Francisco, CA

Active since April 14, 2021PECOS EnrolledAccepts Medicare Assignment
505 PARNASSUS AVE, SAN FRANCISCO, CA 94143(415) 353-1238(415) 353-1799 Get Directions Write a Review

NPPES record last updated: September 18, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 18, 2024, Jul 19, 2024, Apr 14, 2021 (3 updates tracked since 2021).

About Dr. Alex Yang Md NPPES

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

DR. ALEX YANG MD (NPI 1538749353) is an individual emergency medicine provider in San Francisco, California, licensed in California (A194927) 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 Oakland Univ, William Beaumont School Of Medicine (2021).

NPPES Registry Identity

NPI1538749353
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. ALEX YANGCredential: MD
Location Address505 PARNASSUS AVESan Francisco, CA 94143-2204
Mailing Address505 Parnassus AveSan Francisco, CA 94143-2204 · (415) 353-1238 · Fax (415) 353-1799
Phone(415) 353-1238
Fax(415) 353-1799
Sole ProprietorYes
Medical School CMSOakland Univ, William Beaumont School Of MedicineGraduated 2021
Enumeration DateApril 14, 2021
Last NPPES UpdateSeptember 18, 20243 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2024
✔ NPI 1538749353 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A194927
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
505 PARNASSUS AVE, San Francisco, CA 94143
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11001 Potrero Avenue, Bldg 25San Francisco, CA 94110 · Phone (415) 206-5752 · Fax (415) 206-5818
Location 2Maimonides Medical Center, 4802 10th AvenueBrooklyn, NY 11219 · Phone (718) 283-6000

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

Dr. Alex Yang 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 ID9234672627
PECOS Enrollment IDI20240613001399
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
46 services46 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
35 services35 patients
Ultrasound of heart, follow-up 93308
A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.
22 services22 patients
Ultrasound scan of chest 76604
An ultrasound scan of the chest is a non-invasive imaging procedure that uses sound waves to create pictures of the structures within your chest, such as your heart and lungs. It's a safe, painless method that helps doctors diagnose and monitor various conditions.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

CATHERINE RAMSDELL NNP
Nurse Practitioner (Neonatal)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-1000
DR. CLAUDIO ANDRES BRAVO CARRILLO M.D.
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 502-4243
MAURICIO JALIFE BUCAY M.D
Hospitalist
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 750-4994
EMMA B SHAK M.D.
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
DR. ADRIANA A.T. MARTIN M.D., PH.D.
Internal Medicine
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 514-7288
WILLIAM JAMES DEARDORFF
Internal Medicine (Geriatric Medicine)
505 PARNASSUS AVE, 15 LONG
SAN FRANCISCO, CA 94143
San Francisco County (415) 406-1417
KEERTHANA REDDY BANALA
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 514-7288
ROBERT CHRISTIAN WENZ
Nurse Anesthetist, Certified Registered
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-8054

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 Alex Yang's NPI number?

The NPI number for Alex Yang is 1538749353. It was assigned to this individual provider in the NPPES registry on April 14, 2021.

Where is Alex Yang located?

Alex Yang practices at 505 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 353-1238.

What is Alex Yang's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Alex Yang enrolled in Medicare?

Yes. Alex Yang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Alex Yang was last updated on September 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.