JOSHUA W MAJOR MD
NPI 1326305657
Military Health Care Provider in San Diego, CA
About Joshua W Major Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSHUA W MAJOR MD (NPI 1326305657) is an individual military health care provider provider in San Diego, California, licensed in Hawaii (MD17194) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses
Accepted 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
Joshua W Major 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.
Medicare Billing Reassignments
4Medicare enrollment records show Joshua Major reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Laguna Hills, CA 92653
- Reassigned Medicare billing, California enrollment
- 116 clinicians in this Medicare group
Scottsdale, AZ 85251
- Reassigned Medicare billing, California enrollment
- 79 clinicians in this Medicare group
Chicago, IL 60611
- Reassigned Medicare billing, California enrollment
- 27 clinicians in this Medicare group
Tampa, FL 33613
- Reassigned Medicare billing, California enrollment
- 77 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.
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.
SAN DIEGO, CA 92134
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 Joshua Major's NPI number?
The NPI number for Joshua Major is 1326305657. It was assigned to this individual provider in the NPPES registry on April 11, 2012.
Where is Joshua Major located?
Joshua Major practices at 34800 Bob Wilson Dr Naval Medical Center, San Diego, CA 92134. The listed phone number is (619) 532-8429.
What is Joshua Major's specialty?
The primary specialty registered for this NPI is Military Health Care Provider with taxonomy code 171000000X.
Is Joshua Major enrolled in Medicare?
Yes. Joshua Major 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 organizations bill Medicare for Joshua Major's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Major reassigns Medicare benefits to 4 organizations: Health Diagnostics Of California A Professional Corporation (Laguna Hills, CA), Smi Imaging, LLC (Scottsdale, AZ), Howard Simon MD PLLC (Chicago, IL) and Simonmed Imaging Florida LLC (Tampa, FL). 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 Joshua Major's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joshua Major accept?
Health plans from Ambetter Health, Ambetter of Alabama and Blue Cross Blue Shield of Arizona list Joshua Major 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 Joshua Major was last updated on October 2, 2016. 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.
# Joshua W Major, MD · NPI 1326305657
Military Health Care Provider provider in San Diego, California. Individual provider, active in the CMS NPPES registry since April 11, 2012.
## Identity
- **NPI:** 1326305657 (Entity type: Individual)
- **Enumerated:** April 11, 2012
- **Primary specialty:** Military Health Care Provider · taxonomy 171000000X
- **State license:** MD17194 (Hawaii)
- **Sole proprietor:** No
## Practice location
- **Address:** 34800 BOB WILSON DR, NAVAL MEDICAL CENTER, San Diego, CA 92134-5000
- **Phone:** (619) 532-8429
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Health Diagnostics Of California A Professional Corporation (NPI 1245861368, Laguna Hills, CA); Smi Imaging, LLC (NPI 1972004489, Scottsdale, AZ); Howard Simon MD PLLC (NPI 1659930998, Chicago, IL); Simonmed Imaging Florida LLC (NPI 1477830818, Tampa, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tulane University School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** October 2, 2016
---
Source: [NPI Profile](https://npiprofile.com/npi/1326305657) · Data from the CMS NPPES public registry.