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DENNIS ALVIN CHUCK MD
NPI 1033183413
Ophthalmology in Pomona, CA

Active since February 14, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D2321402 · Waiver
59.16/100
CMS Quality Rating
1774 ALAMEDA ST, POMONA, CA 91768(909) 622-1188(909) 623-4768 Get Directions Write a Review

NPPES record last updated: February 8, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dennis Alvin Chuck Md NPPES

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

DENNIS ALVIN CHUCK MD (NPI 1033183413) is an individual ophthalmology provider in Pomona, California, licensed in California (G42101) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through April 2, 2027, and is a graduate of Other (1980).

NPPES Registry Identity

NPI1033183413
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDENNIS ALVIN CHUCKCredential: MD
Location Address1774 ALAMEDA STPomona, CA 91768-1727
Mailing Address1774 Alameda StPomona, CA 91768-1727 · (909) 622-1188 · Fax (909) 623-4768
Phone(909) 622-1188
Fax(909) 623-4768
Sole ProprietorNo
Medical School CMSOtherGraduated 1980
Enumeration DateFebruary 14, 2006
Last NPPES UpdateFebruary 8, 2008
✔ NPI 1033183413 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G42101
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1774 ALAMEDA ST, Pomona, CA 91768
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Other Identifiers 1

Medicare UPING42101

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.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

Dennis Alvin Chuck 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 ID6002967809
PECOS Enrollment IDI20090707000359
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2321402

Dennis A Chuck MD, Inc · Pomona, CA
Active · expires Apr 2, 2027
CLIA Number05D2321402
Laboratory TypePhysician Office
Certificate Effective DateApril 3, 2025
Certificate Expiration DateApril 2, 2027
Laboratory DirectorDennis A. Chuck
Laboratory Phone(909) 622-1188
Laboratory LocationDennis A Chuck MD, Inc1774 Alameda St, Pomona, CA 91768
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 11

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.

Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
684 services592 patients
Established patient problem focused exam of visual system 92012
This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.
262 services188 patients
New patient complete exam of visual system 92004
A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.
136 services136 patients
Imaging of optic nerve 92133
Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).
107 services104 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
91 services91 patients
Ultrasound scan to determine eye length and lens power 76519
An ultrasound scan for the eye is a safe, non-invasive procedure. It uses sound waves to create images of your eye's structure. This helps determine the length of your eye and the power of your lens, which is crucial for diagnosing eye conditions and planning surgeries.
79 services72 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91768 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

59.16/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality33.33
Improvement Activities40
Cost39.34

Other Providers at the Same Location NPPES

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

DENNIS A. CHUCK M.D. INC.
Ophthalmology
1774 ALAMEDA ST
POMONA, CA 91768
Los Angeles County (909) 622-1188

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 Chuck's NPI number?

The NPI number for Dennis Chuck is 1033183413. It was assigned to this individual provider in the NPPES registry on February 14, 2006.

Where is Dennis Chuck located?

Dennis Chuck practices at 1774 Alameda St, Pomona, CA 91768. The listed phone number is (909) 622-1188.

What is Dennis Chuck's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Dennis Chuck enrolled in Medicare?

Yes. Dennis Chuck 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.

Does Dennis Chuck hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2321402) is associated with this NPI, valid through April 2, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Dennis Chuck accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, BlueCross BlueShield of Tennessee and Providence Health Plan list Dennis Chuck as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dennis Chuck was last updated on February 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.