HOWARD ZIHAO YAN MD
NPI 1275093239
Radiology - Diagnostic Radiology in Stanford, CA

Active since March 24, 2019PECOS EnrolledAccepts Medicare Assignment
300 PASTEUR DR, STANFORD, CA 94305(650) 723-4000 Get Directions Write a Review

NPPES record last updated: May 18, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 18, 2026, Mar 24, 2019 (2 updates tracked since 2019).

About Howard Zihao Yan Md NPPES

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

HOWARD ZIHAO YAN MD (NPI 1275093239) is an individual diagnostic radiology provider in Stanford, California, licensed in California (A180609) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Harvard Medical School (2019).

NPPES Registry Identity

NPI1275093239
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameHOWARD ZIHAO YANCredential: MD
Location Address300 PASTEUR DRStanford, CA 94305-2200
Mailing Address300 Pasteur DrStanford, CA 94305-2200 · (650) 723-4000
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2019
Enumeration DateMarch 24, 2019
Last NPPES UpdateMay 18, 20262 updates tracked since enumeration
NPPES CertifiedMay 18, 2026
NPI 1275093239 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in CA · A180609 Licensed in FL · ME176906
Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

300 PASTEUR DR, Stanford, CA 94305

Other Names 1

Other Name (5)Zihao Yan

Secondary Practice Locations 3

Location 13402 W Dr Martin Luther King Jr BlvdTampa, FL 33607-6214 · Phone (813) 875-3950 · Fax (813) 872-2741
Location 21510 E Herndon Ave Ste 110Fresno, CA 93720-3333 · Phone (559) 450-6742 · Fax (559) 450-6743
Location 31493 Cambridge StCambridge, MA 02139-1047 · Phone (617) 665-1000

Accepted Insurance

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

Howard Zihao Yan 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 ID7315271145
PECOS Enrollment IDI20240410003381
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

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Ct scan head or brain without contrast

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

This service was performed 36 times for 35 patients

Ct scan of upper spine without contrast

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

This service was performed 11 times for 11 patients

Mri scan of leg joint without contrast

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

This service was performed 12 times for 11 patients

X-ray of chest, 1 view

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

This service was performed 52 times for 52 patients

X-ray of chest, 2 views

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

This service was performed 15 times for 15 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $26.61 for a new patient copayment and $21.64 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 94305 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $106.47
  • Minimum New Patient Price $70.37
  • Maximum New Patient Price $206.04
  • Average New Patient Copayment $26.61
  • Minimum New Patient Copayment $17.59
  • Maximum New Patient Copayment $51.51

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $86.56
  • Minimum Established Patient Price $23.96
  • Maximum Established Patient Price $169.6
  • Average Established Patient Copayment $21.64
  • Minimum Established Patient Copayment $5.99
  • Maximum Established Patient Copayment $42.4

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
300 PASTEUR DR, H3200, M/C 5230
PALO ALTO, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Obstetrics & Gynecology
300 PASTEUR DR
STANFORD, CA 94305
Obstetrics & Gynecology
300 PASTEUR DR
STANFORD, CA 94305
Nurse Practitioner
300 PASTEUR DR, SUMC - PEDS PHYSICIAN BILLING MC:5530
PALO ALTO, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Endocrinology, Diabetes & Metabolism)
300 PASTEUR DR
STANFORD, CA 94305
Psychiatry & Neurology (Psychiatry)
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Pulmonary Disease)
300 PASTEUR DR
STANFORD, CA 94305
Pathology (Anatomic Pathology)
300 PASTEUR DR
STANFORD, CA 94305
Ophthalmology
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Cardiovascular Disease)
300 PASTEUR DR
STANFORD, CA 94305
Dermatology
300 PASTEUR DR
STANFORD, CA 94305
Emergency Medicine
300 PASTEUR DR
STANFORD, CA 94305

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275093239, enumerated as an "individual" on March 24, 2019.

The provider is located at 300 PASTEUR DR STANFORD, CA 94305 and the phone number is (650) 723-4000.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas. Please consult your insurance carrier or call the provider to verify.