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DR. JEFFREY STANLEY DUNCAN O.D.
NPI 1407846207
Optometrist in Santa Ana, CA

Active since October 24, 2005PECOS EnrolledAccepts Medicare Assignment
3620 S BRISTOL ST, SUITE 101, SANTA ANA, CA 92704(714) 557-7373(714) 557-2390 Get Directions Write a Review

NPPES record last updated: July 2, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Jeffrey Stanley Duncan O.d. NPPES

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

DR. JEFFREY STANLEY DUNCAN O.D. (NPI 1407846207) is an individual optometrist in Santa Ana, California, licensed in California (10884T) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS and is a graduate of Southern California College Of Optometry (1997).

NPPES Registry Identity

NPI1407846207
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. JEFFREY STANLEY DUNCANCredential: O.D.
Location Address3620 S BRISTOL ST, SUITE 101Santa Ana, CA 92704-7300
Mailing Address18 PinebrookIrvine, CA 92618-4036 · (949) 552-1297
Phone(714) 557-7373
Fax(714) 557-2390
Sole ProprietorYes
Medical School CMSSouthern California College Of OptometryGraduated 1997
Enumeration DateOctober 24, 2005
Last NPPES UpdateJuly 2, 2012
✔ NPI 1407846207 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · 10884T
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
3620 S BRISTOL ST, Santa Ana, CA 92704
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINV07562CA
Medicare PINOP10884CA

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jeffrey Stanley Duncan O.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 ID9931120508
PECOS Enrollment IDI20101013000195
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 Reassignment

Medicare enrollment records show Jeffrey Duncan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Aa Optometric Group Inc
0.1 mi
Optometrist
3500 S BRISTOL ST STE 202
Santa Ana, CA 92704
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1891421210 (714) 557-7800

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92704 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. RANDY FONG D.D.S.
Dentist (General Practice)
3620 S BRISTOL ST, SUITE #208
SANTA ANA, CA 92704
Orange County (714) 549-1903
DR. HUBERT WU HONG JENG M.D
Obstetrics & Gynecology
3620 S BRISTOL ST, SUITE 210
SANTA ANA, CA 92704
Orange County (714) 850-9263
MAHALLATI DENTAL CORPORATION
Dentist
3620 S BRISTOL ST, SUITE #307
SANTA ANA, CA 92704
Orange County (714) 540-2836
DR. SHADI AMIN D.C.
Chiropractor (Occupational Health)
3620 S BRISTOL ST, SUITE 204
SANTA ANA, CA 92704
Orange County (714) 429-0566
DR. ALEX HAFEZ BIDARIAN D.C.
Chiropractor
3620 S BRISTOL ST, SUITE #204
SANTA ANA, CA 92704
Orange County (714) 751-2273
MILAM CHIROPRACTIC, A PROFESSIONAL CORP
Chiropractor
3620 S BRISTOL ST, SUITE 106
SANTA ANA, CA 92704
Orange County (714) 241-9355
DR. RAJ MENON M.D.
Family Medicine
3620 S BRISTOL ST, SUITE 102
SANTA ANA, CA 92704
Orange County (714) 556-6666
HARVEY L. GREEN, M.D. INCORPORATED
Surgery
3620 S BRISTOL ST, SUITE 101
SANTA ANA, CA 92704
Orange County (714) 751-7542

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 Jeffrey Duncan's NPI number?

The NPI number for Jeffrey Duncan is 1407846207. It was assigned to this individual provider in the NPPES registry on October 24, 2005.

Where is Jeffrey Duncan located?

Jeffrey Duncan practices at 3620 S Bristol St Suite 101, Santa Ana, CA 92704. The listed phone number is (714) 557-7373.

What is Jeffrey Duncan's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Jeffrey Duncan enrolled in Medicare?

Yes. Jeffrey Duncan 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.

Which organization bills Medicare for Jeffrey Duncan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Duncan reassigns Medicare benefits to Aa Optometric Group Inc (Santa Ana, CA). The 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 Jeffrey Duncan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jeffrey Duncan accept?

Health plans from Anthem Blue Cross and Blue Shield, 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 Jeffrey Duncan 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 Jeffrey Duncan was last updated on July 2, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.