CAROLINE J KO DPM
NPI 1588126288
Podiatrist - Foot & Ankle Surgery in Oakland, CA
About Caroline J Ko Dpm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROLINE J KO DPM (NPI 1588126288) is an individual foot & ankle surgery provider in Oakland, California, licensed in California (00000000) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Vallejo, and is a graduate of California School Of Podiatric Medicine (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Caroline J Ko Dpm 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 Caroline Ko reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Richmond, CA 94801
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 clinicians in this Medicare group
Antioch, CA 94509
- Reassigned Medicare billing, California enrollment
- 13 clinicians in this Medicare group
Bakersfield, CA 93312
- Reassigned Medicare billing, California enrollment
- 5,228 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Caroline Ko's NPI number?
The NPI number for Caroline Ko is 1588126288. It was assigned to this individual provider in the NPPES registry on April 2, 2019.
Where is Caroline Ko located?
Caroline Ko practices at 3600 Broadway Ste 17, Oakland, CA 94611. The listed phone number is (510) 752-1155.
What is Caroline Ko's specialty?
The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.
Is Caroline Ko enrolled in Medicare?
Yes. Caroline Ko 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 Caroline Ko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Ko reassigns Medicare benefits to 4 organizations: Permanente Medical Group Inc (Richmond, CA), John Muir Trauma Physicians Billing Service (Walnut Creek, CA), Sun Healthcare And Surgery Group Inc (Antioch, CA) and Southern California Permanente Medical Group (Bakersfield, CA). 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 Caroline Ko'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 Caroline Ko was last updated on October 29, 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.
# Caroline J Ko, DPM · NPI 1588126288
Foot & Ankle Surgery provider in Oakland, California. Individual provider, active in the CMS NPPES registry since April 2, 2019.
## Identity
- **NPI:** 1588126288 (Entity type: Individual)
- **Enumerated:** April 2, 2019
- **Primary specialty:** Podiatrist - Foot & Ankle Surgery · taxonomy 213ES0103X
- **State license:** 00000000 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3600 BROADWAY STE 17, Oakland, CA 94611-5730
- **Phone:** (510) 752-1155
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1235226531, Richmond, CA); John Muir Trauma Physicians Billing Service (NPI 1093864837, Walnut Creek, CA); Sun Healthcare And Surgery Group Inc (NPI 1609328129, Antioch, CA); Southern California Permanente Medical Group (NPI 1316572753, Bakersfield, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** California School Of Podiatric Medicine, class of 2019
## Record status
- **NPPES last updated:** October 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1588126288) · Data from the CMS NPPES public registry.