DR. EDWARD CHARLES KOELLHOFFER MD, PHD
NPI 1730641226
Radiology - Diagnostic Radiology in San Diego, CA
About Dr. Edward Charles Koellhoffer Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EDWARD CHARLES KOELLHOFFER MD, PHD (NPI 1730641226) is an individual diagnostic radiology provider in San Diego, California, licensed in California (A182317) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
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. Edward Charles Koellhoffer Md, Phd 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
6Medicare enrollment records show Edward Koellhoffer reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 360 clinicians in this Medicare group
Newport Beach, CA 92660
- Reassigned Medicare billing, California enrollment
- 88 clinicians in this Medicare group
Glendale, CA 91204
- Reassigned Medicare billing, California enrollment
- 181 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 129 clinicians in this Medicare group
Oakland, CA 94609
- Reassigned Medicare billing, California enrollment
- 158 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 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 92103
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
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 Edward Koellhoffer's NPI number?
The NPI number for Edward Koellhoffer is 1730641226. It was assigned to this individual provider in the NPPES registry on April 3, 2019.
Where is Edward Koellhoffer located?
Edward Koellhoffer practices at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (800) 926-8273.
What is Edward Koellhoffer's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Edward Koellhoffer enrolled in Medicare?
Yes. Edward Koellhoffer 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 Edward Koellhoffer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Edward Koellhoffer reassigns Medicare benefits to 6 organizations: Regents Of The University Of California (San Diego, CA), Solano Diagnostics Partners A Calif Limited Partnership (Newport Beach, CA), Bay Imaging Consultants Medical Group (Glendale, CA), John Muir Trauma Physicians Billing Service (Walnut Creek, CA), John Muir Magnetic Imaging Center (Walnut Creek, CA) and 1 more organization, listed in the Medicare section above. 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 Edward Koellhoffer'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 Edward Koellhoffer was last updated on July 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Dr. Edward Charles Koellhoffer, MD, PHD · NPI 1730641226
Diagnostic Radiology physician in San Diego, California. Individual provider, active in the CMS NPPES registry since April 3, 2019.
## Identity
- **NPI:** 1730641226 (Entity type: Individual)
- **Enumerated:** April 3, 2019
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** A182317 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 W ARBOR DR, San Diego, CA 92103-9000
- **Phone:** (800) 926-8273 · **Fax:** (888) 539-8781
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of California (NPI 1558463927, San Diego, CA); Solano Diagnostics Partners A Calif Limited Partnership (NPI 1952726879, Newport Beach, CA); Bay Imaging Consultants Medical Group (NPI 1780154153, Glendale, CA); John Muir Trauma Physicians Billing Service (NPI 1093864837, Walnut Creek, CA); John Muir Magnetic Imaging Center (NPI 1235184110, Walnut Creek, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** July 11, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1730641226) · Data from the CMS NPPES public registry.