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DR. NAYIRI AJOIAN O.D.
NPI 1285604264
Optometrist in Belmont, MA

Active since January 24, 2006PECOS Enrolled
333 TRAPELO RD, BELMONT, MA 02478(617) 484-7869(617) 484-7870 Get Directions Write a Review

NPPES record last updated: March 12, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Nayiri Ajoian O.d. NPPES

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

DR. NAYIRI AJOIAN O.D. (NPI 1285604264) is an individual optometrist in Belmont, Massachusetts, licensed in Massachusetts (4516) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of New England College Of Optometry (2005).

NPPES Registry Identity

NPI1285604264
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. NAYIRI AJOIANCredential: O.D.
Location Address333 TRAPELO RDBelmont, MA 02478-1856
Mailing Address333 Trapelo RdBelmont, MA 02478-1856 · (617) 484-7869 · Fax (617) 484-7870
Phone(617) 484-7869
Fax(617) 484-7870
Sole ProprietorNo
Medical School CMSNew England College Of OptometryGraduated 2005
Enumeration DateJanuary 24, 2006
Last NPPES UpdateMarch 12, 2024
NPPES CertifiedMarch 12, 2024
✔ NPI 1285604264 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 MA · 4516
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.
333 TRAPELO RD, Belmont, MA 02478
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Other Identifiers 1

Medicaid0708313MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, 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 (PECOS)

Dr. Nayiri Ajoian O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1557387818
PECOS Enrollment IDI20051017000816
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 Nayiri Ajoian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Eyesmile
Same address
Optometrist
333 TRAPELO RD
Belmont, MA 02478
  • Reassigned Medicare billing, Massachusetts enrollment
  • 2 clinicians in this Medicare group
NPI 1457962839 (617) 484-7869

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 4

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 office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
23 services15 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
18 services11 patients
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.
17 services17 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.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02478 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
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 2

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

EYESMILE
Optometrist
333 TRAPELO RD
BELMONT, MA 02478
Middlesex County (617) 484-7869
WAVERLEY DENTAL CARE
Dentist (General Practice)
333 TRAPELO RD
BELMONT, MA 02478
Middlesex County (617) 484-7869

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 Nayiri Ajoian's NPI number?

The NPI number for Nayiri Ajoian is 1285604264. It was assigned to this individual provider in the NPPES registry on January 24, 2006.

Where is Nayiri Ajoian located?

Nayiri Ajoian practices at 333 Trapelo Rd, Belmont, MA 02478. The listed phone number is (617) 484-7869.

What is Nayiri Ajoian's specialty?

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

Is Nayiri Ajoian enrolled in Medicare?

Yes. Nayiri Ajoian is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nayiri Ajoian's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nayiri Ajoian reassigns Medicare benefits to Eyesmile (Belmont, MA). 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 Nayiri Ajoian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nayiri Ajoian accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, 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 Nayiri Ajoian 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 Nayiri Ajoian was last updated on March 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.