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BETTY DENH LIU M.D.
NPI 1033301247
Allergy & Immunology in Long Beach, CA

Active since August 11, 2007PECOS EnrolledAccepts Medicare Assignment
2220 CLARK AVE UNIT A, LONG BEACH, CA 90815(562) 997-9888 Get Directions Write a Review

NPPES record last updated: January 22, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Betty Denh Liu M.d. NPPES

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

BETTY DENH LIU M.D. (NPI 1033301247) is an individual allergy & immunology provider in Long Beach, California, licensed in California (A102490) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2006).

NPPES Registry Identity

NPI1033301247
Entity TypeIndividualFemale
Primary Taxonomy207K00000X
Provider Legal NameBETTY DENH LIUCredential: M.D.
Location Address2220 CLARK AVE UNIT ALong Beach, CA 90815-2521
Mailing Address2600 Redondo Ave, Suite 400Long Beach, CA 90806-2325 · (562) 997-9888
Phone(562) 997-9888
Sole ProprietorYes
Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2006
Enumeration DateAugust 11, 2007
Last NPPES UpdateJanuary 22, 2025
NPPES CertifiedJanuary 22, 2025
✔ NPI 1033301247 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in CA · A102490
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Also ListedPediatricsTaxonomy 208000000X · License A102490 (CA)
2220 CLARK AVE UNIT A, Long Beach, CA 90815
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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

Betty Denh Liu M.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 ID5193866184
PECOS Enrollment IDI20100113000463
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

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

DR. SVEN ZHOU WANG MD
Internal Medicine (Allergy & Immunology)
2220 CLARK AVE UNIT A
LONG BEACH, CA 90815
Los Angeles County (562) 997-7888

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 Betty Liu's NPI number?

The NPI number for Betty Liu is 1033301247. It was assigned to this individual provider in the NPPES registry on August 11, 2007.

Where is Betty Liu located?

Betty Liu practices at 2220 Clark Ave Unit A, Long Beach, CA 90815. The listed phone number is (562) 997-9888.

What is Betty Liu's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Betty Liu enrolled in Medicare?

Yes. Betty Liu 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 Betty Liu was last updated on January 22, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.