ANDREW PHILIP CHEN M.D.
NPI 1912014739
Ophthalmology in Lodi, CA
About Andrew Philip Chen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW PHILIP CHEN M.D. (NPI 1912014739) is an individual ophthalmology provider in Lodi, California, licensed in California (G72858) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Andrew Philip Chen M.d. 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 Andrew Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lodi, CA 95242
- Reassigned Medicare billing, California enrollment
- 13 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 23
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 95242 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.
Referred Medical Equipment & Supplies CMS DME claims 2
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 4
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 Andrew Chen's NPI number?
The NPI number for Andrew Chen is 1912014739. It was assigned to this individual provider in the NPPES registry on August 25, 2006.
Where is Andrew Chen located?
Andrew Chen practices at 521 S Ham Ln Suite A, Lodi, CA 95242. The listed phone number is (209) 334-5886.
What is Andrew Chen's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Andrew Chen enrolled in Medicare?
Yes. Andrew Chen 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 Andrew Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Chen reassigns Medicare benefits to Delta Eye Medical Group, Inc. (Lodi, 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 Andrew Chen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Chen 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 Providence Health Plan list Andrew Chen 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 Andrew Chen was last updated on July 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Andrew Philip Chen, M.D. · NPI 1912014739
Ophthalmology physician in Lodi, California. Individual provider, active in the CMS NPPES registry since August 25, 2006.
## Identity
- **NPI:** 1912014739 (Entity type: Individual)
- **Enumerated:** August 25, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** G72858 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 521 S HAM LN, SUITE A, Lodi, CA 95242-3528
- **Phone:** (209) 334-5886 · **Fax:** (209) 334-5281
## 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:** Delta Eye Medical Group, Inc. (NPI 1457549123, Lodi, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loma Linda University School Of Medicine, class of 1990
## Record status
- **NPPES last updated:** July 14, 2023
- **Other identifiers:** Medicaid 00G728580 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1912014739) · Data from the CMS NPPES public registry.