HELEN HWEI LING LIN MD
NPI 1760474944
Psychiatry & Neurology - Psychiatry in Pleasanton, CA
About Helen Hwei Ling Lin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELEN HWEI LING LIN MD (NPI 1760474944) is an individual psychiatry provider in Pleasanton, California, licensed in California (G-156644) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Rutgers, Robert Woood Johnson Medical School (1993).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 3
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
Helen Hwei Ling Lin 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 Helen Lin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pleasanton, CA 94588
- Reassigned Medicare billing, California enrollment
- 50 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 94588 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 Helen Lin's NPI number?
The NPI number for Helen Lin is 1760474944. It was assigned to this individual provider in the NPPES registry on August 16, 2005.
Where is Helen Lin located?
Helen Lin practices at 3930 Hopyard Rd Suite 103, Pleasanton, CA 94588. The listed phone number is (925) 560-5880.
What is Helen Lin's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Helen Lin enrolled in Medicare?
Yes. Helen Lin 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 Helen Lin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helen Lin reassigns Medicare benefits to County Of Alameda (Pleasanton, 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 Helen Lin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Helen Lin accept?
Health plans from Cigna Healthcare list Helen Lin 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 Helen Lin was last updated on September 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Helen Hwei Ling Lin, MD · NPI 1760474944
Psychiatry physician in Pleasanton, California. Individual provider, active in the CMS NPPES registry since August 16, 2005.
## Identity
- **NPI:** 1760474944 (Entity type: Individual)
- **Enumerated:** August 16, 2005
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** G-156644 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3930 HOPYARD RD SUITE 103, Pleasanton, CA 94588
- **Phone:** (925) 560-5880
## 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:** County Of Alameda (NPI 1518099928, Pleasanton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rutgers, Robert Woood Johnson Medical School, class of 1993
## Record status
- **NPPES last updated:** September 16, 2024
- **Other identifiers:** Medicaid 81486774 (CO); Other 000000203115 (IN); Medicaid 200147310 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1760474944) · Data from the CMS NPPES public registry.