1. Home
  2. Directory
  3. California
  4. Fontana
  5. Psychiatry Neurology
  6. NPI Profile

CONRAD LIANG M.D., PH.D.
NPI 1912141334
Psychiatry & Neurology - Vascular Neurology in Fontana, CA

Active since April 29, 2009PECOS EnrolledAccepts Medicare Assignment
9961 SIERRA AVE, MOB #1, BASEMENT, FONTANA, CA 92335(866) 454-3485(909) 427-4570 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Nov 29, 2021, Aug 17, 2016 (2 updates tracked since 2016).

About Conrad Liang M.d., Ph.d. NPPES

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

CONRAD LIANG M.D., PH.D. (NPI 1912141334) is an individual vascular neurology provider in Fontana, California, licensed in California (A125044) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2009).

NPPES Registry Identity

NPI1912141334
Entity TypeIndividualMale
Primary Taxonomy2084V0102X
Provider Legal NameCONRAD LIANGCredential: M.D., PH.D.
Location Address9961 SIERRA AVE, MOB #1, BASEMENTFontana, CA 92335-6720
Mailing Address9961 Sierra Ave, Mob #1, BasementFontana, CA 92335-6720 · (866) 454-3485 · Fax (909) 427-4570
Phone(866) 454-3485
Fax(909) 427-4570
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2009
Enumeration DateApril 29, 2009
Last NPPES UpdateNovember 29, 20212 updates tracked since enumeration
✔ NPI 1912141334 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Vascular NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084V0102X
License✔ Licensed in CA · A125044
Definition
Vascular Neurology is a subspecialty in the evaluation, prevention, treatment and recovery from vascular diseases of the nervous system. This subspecialty includes the diagnosis and treatment of vascular events of arterial or venous origin from a large number of causes that affect the brain or spinal cord such as ischemic stroke, intracranial hemorrhage, spinal cord ischemia and spinal cord hemorrhage.
9961 SIERRA AVE, Fontana, CA 92335
Open in Google Maps ↗

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

Conrad Liang M.d., Ph.d. 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 ID9931354750
PECOS Enrollment IDI20140616001756
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92335 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

SHEILA ANN VANALLEN PT
Physical Therapist
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
San Bernardino County (909) 427-7727
MR. JAMES DAVID KILLEEN III M.D.
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
San Bernardino County (909) 427-6960
MR. DHIRESH N PATEL RPH
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 302-8018
MS. STELLA MARIS CARLOS R.D.
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 472-7185
KADETTE KELLY CRNA
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
YAEL STEINFELD NP
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
SCOTT SWARTZ NP
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
ROBERT M. THEAL MD
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910

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 Conrad Liang's NPI number?

The NPI number for Conrad Liang is 1912141334. It was assigned to this individual provider in the NPPES registry on April 29, 2009.

Where is Conrad Liang located?

Conrad Liang practices at 9961 Sierra Ave Mob #1, Basement, Fontana, CA 92335. The listed phone number is (866) 454-3485.

What is Conrad Liang's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Vascular Neurology, with taxonomy code 2084V0102X.

Is Conrad Liang enrolled in Medicare?

Yes. Conrad Liang 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 Conrad Liang was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.