ALLISON MELISSA YEE
NPI 1134626120
Emergency Medicine in Colton, CA
About Allison Melissa Yee NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON MELISSA YEE (NPI 1134626120) is an individual emergency medicine provider in Colton, California, licensed in California (A165362) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS and is a graduate of University Of Arizona College Of Medicine (2018).
NPPES Registry Identity
Specialties & Licenses
Group Practice 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
Allison Melissa Yee 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 Allison Yee reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Colton, CA 92324
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1740235258 (California)
- 2,323 clinicians in this Medicare group
Chino, CA 91710
- Reassigned Medicare billing, California enrollment
- 99 clinicians in this Medicare group
Montclair, CA 91763
- Reassigned Medicare billing, California enrollment
- 98 clinicians in this Medicare group
San Dimas, CA 91773
- Reassigned Medicare billing, California enrollment
- 75 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 314 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.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 Allison Yee's NPI number?
The NPI number for Allison Yee is 1134626120. It was assigned to this individual provider in the NPPES registry on April 7, 2018.
Where is Allison Yee located?
Allison Yee practices at 400 N Pepper Ave, Colton, CA 92324. The listed phone number is (909) 580-1862.
What is Allison Yee's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Allison Yee enrolled in Medicare?
Yes. Allison Yee 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 Allison Yee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Yee reassigns Medicare benefits to 5 organizations: Cep America - California (Colton, CA), Chino Emergency Medical Associates, Inc. (Chino, CA), Montclair Emergency Medical Associates (Montclair, CA), San Dimas Emergency Medical Associates Inc. (San Dimas, CA) and El Camino Health Medical Network, LLC (San Jose, 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 Allison Yee'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 Allison Yee was last updated on February 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Allison Melissa Yee · NPI 1134626120
Emergency Medicine physician in Colton, California. Individual provider, active in the CMS NPPES registry since April 7, 2018.
## Identity
- **NPI:** 1134626120 (Entity type: Individual)
- **Enumerated:** April 7, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A165362 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 400 N PEPPER AVE, Colton, CA 92324-1801
- **Phone:** (909) 580-1862
## 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): Cep America - California (NPI 1306899166, Colton, CA); Chino Emergency Medical Associates, Inc. (NPI 1013282029, Chino, CA); Montclair Emergency Medical Associates (NPI 1316044696, Montclair, CA); San Dimas Emergency Medical Associates Inc. (NPI 1720239460, San Dimas, CA); El Camino Health Medical Network, LLC (NPI 1164880761, San Jose, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Arizona College Of Medicine, class of 2018
## Record status
- **NPPES last updated:** February 18, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1134626120) · Data from the CMS NPPES public registry.