DR. AARON HO DO
NPI 1033850706
Emergency Medicine in Colton, CA
About Dr. Aaron Ho Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON HO DO (NPI 1033850706) is an individual emergency medicine provider in Colton, California, licensed in California (20A21893) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
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. Aaron Ho Do 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
5Medicare enrollment records show Aaron Ho reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fontana, CA 92336
- Reassigned Medicare billing, California enrollment
- 95 clinicians in this Medicare group
Upland, CA 91786
- Reassigned Medicare billing, California enrollment
- 103 clinicians in this Medicare group
Pomona, CA 91767
- Reassigned Medicare billing, California enrollment
- 1,204 clinicians in this Medicare group
Escondido, CA 92029
- Reassigned Medicare billing, California enrollment
- 135 clinicians in this Medicare group
Pleasanton, CA 94588
- Reassigned Medicare billing, California enrollment
- 202 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 92324 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.
COLTON, CA 92324
COLTON, CA 92324
COLTON, CA 92324
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 Aaron Ho's NPI number?
The NPI number for Aaron Ho is 1033850706. It was assigned to this individual provider in the NPPES registry on April 5, 2022.
Where is Aaron Ho located?
Aaron Ho practices at 400 N Pepper Ave Ste 1m107, Colton, CA 92324. The listed phone number is (909) 580-2159.
What is Aaron Ho's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Ho enrolled in Medicare?
Yes. Aaron Ho 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 Aaron Ho's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Ho reassigns Medicare benefits to 5 organizations: Mountain View Urgent Care Group, Inc (Fontana, CA), Mountain View Emergency Physicians Medical Group, Inc. (Upland, CA), Cep America - California (Pomona, CA), Palomar Emergency Physicians, Inc (Escondido, CA) and Team Physicians Of Northern California Medical Group Inc (Pleasanton, 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 Aaron Ho'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 Aaron Ho was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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. Aaron Ho, DO · NPI 1033850706
Emergency Medicine physician in Colton, California. Individual provider, active in the CMS NPPES registry since April 5, 2022.
## Identity
- **NPI:** 1033850706 (Entity type: Individual)
- **Enumerated:** April 5, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A21893 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 N PEPPER AVE STE 1M107, Colton, CA 92324-1801
- **Phone:** (909) 580-2159
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Mountain View Urgent Care Group, Inc (NPI 1023306784, Fontana, CA); Mountain View Emergency Physicians Medical Group, Inc. (NPI 1619923653, Upland, CA); Cep America - California (NPI 1740235258, Pomona, CA); Palomar Emergency Physicians, Inc (NPI 1124698139, Escondido, CA); Team Physicians Of Northern California Medical Group Inc (NPI 1649692716, Pleasanton, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** November 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1033850706) · Data from the CMS NPPES public registry.