EVELYN M.L. LOO MD
NPI 1124107263
Hospitalist in Richmond, CA
About Evelyn M.l. Loo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EVELYN M.L. LOO MD (NPI 1124107263) is an individual hospitalist provider in Richmond, California, licensed in California (A61631) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Eastern Virginia Medical School (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Evelyn M.l. Loo 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 Reassignment
Medicare enrollment records show Evelyn Loo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oakland, CA 94607
- Reassigned Medicare billing, California enrollment
- 130 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 94801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Evelyn Loo's NPI number?
The NPI number for Evelyn Loo is 1124107263. It was assigned to this individual provider in the NPPES registry on November 2, 2006.
Where is Evelyn Loo located?
Evelyn Loo practices at 901 Nevin Ave, Richmond, CA 94801. The listed phone number is (510) 307-1500.
What is Evelyn Loo's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Evelyn Loo enrolled in Medicare?
Yes. Evelyn Loo 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 organization bills Medicare for Evelyn Loo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Evelyn Loo reassigns Medicare benefits to Asian Health Services (Oakland, CA). The 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 Evelyn Loo'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 Evelyn Loo was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Evelyn M.l. Loo, MD · NPI 1124107263
Hospitalist physician in Richmond, California. Individual provider, active in the CMS NPPES registry since November 2, 2006.
## Identity
- **NPI:** 1124107263 (Entity type: Individual)
- **Enumerated:** November 2, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A61631 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 NEVIN AVE, Richmond, CA 94801-3143
- **Phone:** (510) 307-1500
## 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:** Asian Health Services (NPI 1689744179, Oakland, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Eastern Virginia Medical School, class of 1995
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 00A616310 (CA); Medicare ID-Type Unspecified 00A616310; Medicare UPIN G65317
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Source: [NPI Profile](https://npiprofile.com/npi/1124107263) · Data from the CMS NPPES public registry.