SEAN NAIMI MD
NPI 1538903687
Family Medicine in Fairfax, VA

Active since June 24, 2024PECOS EnrolledAccepts Medicare Assignment
3650 JOSEPH SIEWICK DR STE 400, FAIRFAX, VA 22033(703) 391-2020(703) 264-9861 Get Directions Write a Review

NPPES record last updated: May 26, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: May 26, 2026, Jun 24, 2024 (2 updates tracked since 2024).

About Sean Naimi Md NPPES

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

SEAN NAIMI MD (NPI 1538903687) is an individual family medicine provider in Fairfax, Virginia, licensed in Virginia (0101287179) and active in the NPI registry since June 2024. He is enrolled in Medicare PECOS, maintains a secondary practice location in Lake Ridge, and is a graduate of University Of Maryland School Of Medicine (2024).

NPPES Registry Identity

NPI1538903687
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameSEAN NAIMICredential: MD
Location Address3650 JOSEPH SIEWICK DR STE 400Fairfax, VA 22033-1715
Mailing Address3650 Joseph Siewick Dr Ste 400Fairfax, VA 22033-1715 · (703) 391-2020 · Fax (703) 264-9861
Fax(703) 264-9861
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 2024
Enumeration DateJune 24, 2024
Last NPPES UpdateMay 26, 20262 updates tracked since enumeration
NPPES CertifiedMay 26, 2026
✔ NPI 1538903687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in VA · 0101287179✔ Licensed in VA · 0116039462
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3650 JOSEPH SIEWICK DR STE 400, Fairfax, VA 22033

Secondary Practice Location 1

Location 12199 Old Bridge RdLake Ridge, VA 22192-2911 · Phone (703) 357-9707

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

Sean Naimi 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 ID2668970039
PECOS Enrollment IDI20260603002457, I20260608003666
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 Sean Naimi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Medicine
5000 COX RD, SUITE 100
Glen Allen, VA 23060
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 263 clinicians in this Medicare group

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 22033 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
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.

Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Physical Therapist
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033

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 Sean Naimi's NPI number?

The NPI number for Sean Naimi is 1538903687. It was assigned to this individual provider in the NPPES registry on June 24, 2024.

Where is Sean Naimi located?

Sean Naimi practices at 3650 Joseph Siewick Dr Ste 400, Fairfax, VA 22033. The listed phone number is (703) 391-2020.

What is Sean Naimi's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Sean Naimi enrolled in Medicare?

Yes. Sean Naimi 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 Sean Naimi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sean Naimi reassigns Medicare benefits to Patient First Richmond Medical Group PLLC (Glen Allen, VA). 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 Sean Naimi'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 Sean Naimi was last updated on May 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.