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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CALVIN ENG M.D.
NPI 1225039092
Ophthalmology in Monterey Park, CA

Active since August 03, 2005PECOS EnrolledAccepts Medicare Assignment
850 S ATLANTIC BLVD, SUITE 301, MONTEREY PARK, CA 91754(626) 289-8260(626) 289-4242 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Calvin Eng M.d. NPPES

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

CALVIN ENG M.D. (NPI 1225039092) is an individual ophthalmology provider in Monterey Park, California, licensed in California (G55239) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (1984).

NPPES Registry Identity

NPI1225039092
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameCALVIN ENGCredential: M.D.
Location Address850 S ATLANTIC BLVD, SUITE 301Monterey Park, CA 91754-4730
Mailing Address850 S Atlantic Blvd, Suite 301Monterey Park, CA 91754-4730 · (626) 289-8260 · Fax (626) 289-4242
Phone(626) 289-8260
Fax(626) 289-4242
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 1984
Enumeration DateAugust 3, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1225039092 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G55239
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.
850 S ATLANTIC BLVD, Monterey Park, CA 91754
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Other Identifiers 3

MedicaidGR0048692CA
MedicaidGR0048690CA
Medicaid00G552390CA

Accepted Insurance

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

Calvin Eng 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 ID5294722740
PECOS Enrollment IDI20051104000724
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 CMS Part B claims 9

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.
585 services529 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.
293 services192 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.
238 services238 patients
Removal of cataract with insertion of prosthetic lens 66984
This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.
67 services58 patients
Measurement of corneal curvature and depth of eye 92136
This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.
56 services49 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).
29 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91754 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.

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.

DR. FERNANDO IBARRA MD
Internal Medicine (Gastroenterology)
850 S ATLANTIC BLVD, SUITE # 101
MONTEREY PARK, CA 91754
Los Angeles County (626) 284-1350
ALLISON STAVARIDIS CRNA INC
Anesthesiology
850 S ATLANTIC BLVD, STE 201
MONTEREY PARK, CA 91754
Los Angeles County (626) 289-2894
DR. DAVID BARBA M.D.
Orthopaedic Surgery
850 S ATLANTIC BLVD, SUITE #201
MONTEREY PARK, CA 91754
Los Angeles County (626) 289-0178
KHIEM PV NGUYEN MD CARDIOLOGY ASSOCIATES MEDICAL GROUP INC
Specialist
850 S ATLANTIC BLVD, SUITE 305
MONTEREY PARK, CA 91754
Los Angeles County (626) 282-5541
YANIRA PEREZ MD INC
General Practice
850 S ATLANTIC BLVD, STE 305
MONTEREY PARK, CA 91754
Los Angeles County (626) 570-6920
ENG MEDICAL ASSOCIATES
Ophthalmology
850 S ATLANTIC BLVD, SUITE 301
MONTEREY PARK, CA 91754
Los Angeles County (626) 289-8260
FORMOSA MEDICAL GROUP
Psychiatry & Neurology (Psychiatry)
850 S ATLANTIC BLVD, #304
MONTEREY PARK, CA 91754
Los Angeles County (626) 284-6408
JAQUELYN LORENZO MACARAEG NP
Nurse Practitioner (Adult Health)
850 S ATLANTIC BLVD, SUITE 305
MONTEREY PARK, CA 91754
Los Angeles County (310) 550-6886

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 Calvin Eng's NPI number?

The NPI number for Calvin Eng is 1225039092. It was assigned to this individual provider in the NPPES registry on August 3, 2005.

Where is Calvin Eng located?

Calvin Eng practices at 850 S Atlantic Blvd Suite 301, Monterey Park, CA 91754. The listed phone number is (626) 289-8260.

What is Calvin Eng's specialty?

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

Is Calvin Eng enrolled in Medicare?

Yes. Calvin Eng 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.

What insurance does Calvin Eng accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Calvin Eng 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 Calvin Eng was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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.