DR. JANET C CHAN OD
NPI 1356471205
Optometrist in Hercules, CA
About Dr. Janet C Chan Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JANET C CHAN OD (NPI 1356471205) is an individual optometrist in Hercules, California, licensed in California (11107T) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Accepted Insurance
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. Janet C Chan Od 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 Janet Chan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hercules, CA 94547
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Janet C Chan O D Inc
- 2 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
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 94547 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Janet Chan's NPI number?
The NPI number for Janet Chan is 1356471205. It was assigned to this individual provider in the NPPES registry on March 7, 2007.
Where is Janet Chan located?
Janet Chan practices at 500 Alfred Nobel Dr Ste 138, Hercules, CA 94547. The listed phone number is (510) 724-1000.
What is Janet Chan's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Janet Chan enrolled in Medicare?
Yes. Janet Chan 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 Janet Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janet Chan reassigns Medicare benefits to Janet C Chan, Od Inc (Hercules, 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 Janet Chan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Janet Chan accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and BlueCross BlueShield of Tennessee and 1 other insurer list Janet Chan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Janet Chan was last updated on October 19, 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.
# Dr. Janet C Chan, OD · NPI 1356471205
Optometrist provider in Hercules, California. Individual provider, active in the CMS NPPES registry since March 7, 2007.
## Identity
- **NPI:** 1356471205 (Entity type: Individual)
- **Enumerated:** March 7, 2007
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 11107T (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 500 ALFRED NOBEL DR STE 138, Hercules, CA 94547-1838
- **Phone:** (510) 724-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Janet C Chan, Od Inc (NPI 1740292655, Hercules, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** October 19, 2007
- **Other identifiers:** Medicaid SDO111070 (CA); Medicare UPIN U78320 (CA); Medicare NSC 4296870001 (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1356471205) · Data from the CMS NPPES public registry.