MONICA GAR-YING OU MD
NPI 1295484848
Hospitalist in Sacramento, CA
About Monica Gar-ying Ou Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MONICA GAR-YING OU MD (NPI 1295484848) is an individual hospitalist provider in Sacramento, California, licensed in California (A189983) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Monica Gar-ying Ou 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 Monica Ou reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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 95825 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.
SACRAMENTO, CA 95825
SACRAMENTO, CA 95825
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 Monica Ou's NPI number?
The NPI number for Monica Ou is 1295484848. It was assigned to this individual provider in the NPPES registry on March 21, 2022.
Where is Monica Ou located?
Monica Ou practices at 2025 Morse Ave, Sacramento, CA 95825. The listed phone number is (916) 973-6097.
What is Monica Ou's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Monica Ou enrolled in Medicare?
Yes. Monica Ou 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 Monica Ou's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Monica Ou reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, 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 Monica Ou'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 Monica Ou was last updated on August 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Monica Gar-Ying Ou, MD · NPI 1295484848
Hospitalist physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since March 21, 2022.
## Identity
- **NPI:** 1295484848 (Entity type: Individual)
- **Enumerated:** March 21, 2022
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A189983 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2025 MORSE AVE, Sacramento, CA 95825-2115
- **Phone:** (916) 973-6097
## 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:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** August 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1295484848) · Data from the CMS NPPES public registry.