HAROLD CHOW MD
NPI 1164593190
Otolaryngology - Plastic Surgery within the Head & Neck in Baldwin Park, CA
About Harold Chow Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HAROLD CHOW MD (NPI 1164593190) is an individual plastic surgery within the head & neck provider in Baldwin Park, California, licensed in California (A67861) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1994).
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
Harold Chow 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 Harold Chow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baldwin Park, CA 91706
- Reassigned Medicare billing, California enrollment
- 13,921 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALDWIN PARK, CA 91706
BALDWIN PARK, CA 91706
BALDWIN PARK, CA 91706
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 Harold Chow's NPI number?
The NPI number for Harold Chow is 1164593190. It was assigned to this individual provider in the NPPES registry on November 13, 2006.
Where is Harold Chow located?
Harold Chow practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. The listed phone number is (626) 851-1011.
What is Harold Chow's specialty?
The primary specialty registered for this NPI is Otolaryngology, specializing in Plastic Surgery within the Head & Neck, with taxonomy code 207YX0007X.
Is Harold Chow enrolled in Medicare?
Yes. Harold Chow 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 Harold Chow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harold Chow reassigns Medicare benefits to Southern California Permanente Medical Group (Baldwin Park, 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 Harold Chow'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 Harold Chow was last updated on November 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Harold Chow, MD · NPI 1164593190
Plastic Surgery within the Head & Neck physician in Baldwin Park, California. Individual provider, active in the CMS NPPES registry since November 13, 2006.
## Identity
- **NPI:** 1164593190 (Entity type: Individual)
- **Enumerated:** November 13, 2006
- **Primary specialty:** Otolaryngology - Plastic Surgery within the Head & Neck · taxonomy 207YX0007X
- **State license:** A67861 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1011 BALDWIN PARK BLVD, Baldwin Park, CA 91706-5806
- **Phone:** (626) 851-1011
## 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:** Southern California Permanente Medical Group (NPI 1770515280, Baldwin Park, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** November 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1164593190) · Data from the CMS NPPES public registry.