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DR. VINCENT LAVALLES RAY M.D.
NPI 1891928008
Ophthalmology in Fremont, CA

Active since September 03, 2009PECOS Enrolled
75.88/100
CMS Quality Rating
38707 STIVERS ST, SUITE B, FREMONT, CA 94536(510) 792-0795(510) 792-0795 Get Directions Write a Review

NPPES record last updated: November 26, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Vincent Lavalles Ray M.d. NPPES

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

DR. VINCENT LAVALLES RAY M.D. (NPI 1891928008) is an individual ophthalmology provider in Fremont, California, licensed in California (A98487) and active in the NPI registry since September 2009. He is enrolled in Medicare PECOS and is a graduate of Emory University School Of Medicine (2005).

NPPES Registry Identity

NPI1891928008
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. VINCENT LAVALLES RAYCredential: M.D.
Location Address38707 STIVERS ST, SUITE BFremont, CA 94536-5337
Mailing Address38707 Stivers St, Suite BFremont, CA 94536-5337 · (510) 792-0795 · Fax (510) 792-0795
Phone(510) 792-0795
Fax(510) 792-0795
Sole ProprietorNo
Medical School CMSEmory University School Of MedicineGraduated 2005
Enumeration DateSeptember 3, 2009
Last NPPES UpdateNovember 26, 2015
✔ NPI 1891928008 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · A98487
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.
38707 STIVERS ST, Fremont, CA 94536
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Other Identifiers 3

MedicaidZZZ80788ZCA
Medicaid5914763NC
Medicare PIN2075988NC

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Vincent Lavalles Ray M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7911038559
PECOS Enrollment IDI20131226000541
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Vincent Ray reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sutter Bay Medical Foundation
0.8 mi
Ambulatory Surgical
3140 KEARNEY ST
Fremont, CA 94538
NPI 1497996524 (510) 498-2819
Alameda Health System
2.8 mi
Federally Qualified Health Center (FQHC)
6066 CIVIC TERRACE AVE
Newark, CA 94560
  • Reassigned Medicare billing, California enrollment
  • 900 clinicians in this Medicare group
NPI 1497956288 (510) 505-1600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

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.
483 services475 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.
435 services289 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.
184 services184 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.
177 services168 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).
172 services163 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.
65 services49 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94536 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

75.88/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost19.6

Other Providers at the Same Location NPPES 6

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

MRS. MICHELLE WONG O.D.
Optometrist
38707 STIVERS ST, SUITE B
FREMONT, CA 94536
Alameda County (510) 794-0660
STEVEN C. ANDERSEN M.D.
Ophthalmology
38707 STIVERS ST, #B
FREMONT, CA 94536
Alameda County (510) 794-0660
KENNETH C. LOW M.D.
Ophthalmology
38707 STIVERS ST, #B
FREMONT, CA 94536
Alameda County (510) 794-0660
DR. ELIZABETH C SWEETNAM O.D.
Optometrist
38707 STIVERS ST
FREMONT, CA 94536
Alameda County (510) 794-0660
KENNETH C. LOW MD A PROFESSIONAL CORPORATION
Ophthalmology
38707 STIVERS ST, #B
FREMONT, CA 94536
Alameda County (510) 794-0660
SHIVANI SHARMA O.D.
Optometrist
38707 STIVERS ST
FREMONT, CA 94536
Alameda County (408) 533-5795

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 Vincent Ray's NPI number?

The NPI number for Vincent Ray is 1891928008. It was assigned to this individual provider in the NPPES registry on September 3, 2009.

Where is Vincent Ray located?

Vincent Ray practices at 38707 Stivers St Suite B, Fremont, CA 94536. The listed phone number is (510) 792-0795.

What is Vincent Ray's specialty?

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

Is Vincent Ray enrolled in Medicare?

Yes. Vincent Ray is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Vincent Ray's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vincent Ray reassigns Medicare benefits to 2 organizations: Sutter Bay Medical Foundation (Fremont, CA) and Alameda Health System (Newark, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Vincent Ray's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Vincent Ray was last updated on November 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.