DR. DENNIS HWANG MD
NPI 1902928179
Internal Medicine - Pulmonary Disease in Fontana, CA

Active since April 06, 2007PECOS EnrolledAccepts Medicare Assignment
9985 SIERRA AVE, FONTANA, CA 92335(310) 597-9115 Get Directions Write a Review

NPPES record last updated: November 23, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Dennis Hwang Md NPPES

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

DR. DENNIS HWANG MD (NPI 1902928179) is an individual pulmonary disease provider in Fontana, California, licensed in New York (239832) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1999).

NPPES Registry Identity

NPI1902928179
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. DENNIS HWANGCredential: MD
Location Address9985 SIERRA AVEFontana, CA 92335-6720
Mailing Address9985 Sierra AveFontana, CA 92335-6720
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1999
Enumeration DateApril 6, 2007
Last NPPES UpdateNovember 23, 2021
NPPES CertifiedNovember 23, 2021
NPI 1902928179 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License Licensed in NY · 239832
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
9985 SIERRA AVE, Fontana, CA 92335

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. Dennis Hwang 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 ID6204916844
PECOS Enrollment IDI20090501000318
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.

Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
Plastic Surgery
9985 SIERRA AVE
FONTANA, CA 92335
Psychiatry & Neurology (Neurology)
9985 SIERRA AVE, MOB-2, BASEMENT
FONTANA, CA 92335
Internal Medicine
9985 SIERRA AVE
FONTANA, CA 92335
Physical Therapy Assistant
9985 SIERRA AVE
FONTANA, CA 92335
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
9985 SIERRA AVE
FONTANA, CA 92335
Occupational Therapist
9985 SIERRA AVE
FONTANA, CA 92335

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 Dennis Hwang's NPI number?

The NPI number for Dennis Hwang is 1902928179. It was assigned to this individual provider in the NPPES registry on April 6, 2007.

Where is Dennis Hwang located?

Dennis Hwang practices at 9985 Sierra Ave, Fontana, CA 92335. The listed phone number is (310) 597-9115.

What is Dennis Hwang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Dennis Hwang enrolled in Medicare?

Yes. Dennis Hwang 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 Dennis Hwang was last updated on November 23, 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.