DR. DAVID LIN MD
NPI 1942241187
Emergency Medicine in Whittier, CA
About Dr. David Lin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID LIN MD (NPI 1942241187) is an individual emergency medicine provider in Whittier, California, licensed in New York (G86588) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1993).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
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. David 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 Reassignments
12Medicare enrollment records show David Lin reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Whittier, CA 90605
- Reassigned Medicare billing, California enrollment
- 61 clinicians in this Medicare group
Whittier, CA 90605
- Reassigned Medicare billing, California enrollment
- 80 clinicians in this Medicare group
Norwalk, CA 90650
- Reassigned Medicare billing, California enrollment
- 55 clinicians in this Medicare group
Anaheim, CA 92801
- Reassigned Medicare billing, California enrollment
- 40 clinicians in this Medicare group
Monterey Park, CA 91754
- Reassigned Medicare billing, California enrollment
- 50 clinicians in this Medicare group
Los Angeles, CA 90023
- Reassigned Medicare billing, California enrollment
- 31 clinicians in this Medicare group
Fountain Valley, CA 92708
- Reassigned Medicare billing, California enrollment
- 948 clinicians in this Medicare group
Tustin, CA 92780
- Reassigned Medicare billing, California enrollment
- 121 clinicians in this Medicare group
Tustin, CA 92780
- Reassigned Medicare billing, California enrollment
- 17 clinicians in this Medicare group
Irvine, CA 92618
- Reassigned Medicare billing, California enrollment
- 684 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 5
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 90605 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.
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 David Lin's NPI number?
The NPI number for David Lin is 1942241187. It was assigned to this individual provider in the NPPES registry on June 9, 2006.
Where is David Lin located?
David Lin practices at 9080 Colima Rd, Whittier, CA 90605. The listed phone number is (562) 907-1565.
What is David Lin's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is David Lin enrolled in Medicare?
Yes. David 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 organizations bill Medicare for David Lin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Lin reassigns Medicare benefits to 12 organizations: East Valley Emergency Medical Associates, Inc (Whittier, CA), Gem Medical Group Corporation (Whittier, CA), California Hospitalists Emergency Physicians Medical Group Inc (Norwalk, CA), Southland Emergency Medical Associates Inc (Anaheim, CA), Golden West Emergency Medical Associates, Inc (Monterey Park, CA) and 7 more organizations, listed in the Medicare section above. Each 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 David Lin'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 David Lin was last updated on April 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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. David Lin, MD · NPI 1942241187
Emergency Medicine physician in Whittier, California. Individual provider, active in the CMS NPPES registry since June 9, 2006.
## Identity
- **NPI:** 1942241187 (Entity type: Individual)
- **Enumerated:** June 9, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** G86588 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 9080 COLIMA RD, Whittier, CA 90605-1600
- **Phone:** (562) 907-1565 · **Fax:** (562) 907-1585
## 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:** 12 organizations under Medicare reassignment (form CMS-855R): East Valley Emergency Medical Associates, Inc (NPI 1346287430, Whittier, CA); Gem Medical Group Corporation (NPI 1689364721, Whittier, CA); California Hospitalists Emergency Physicians Medical Group Inc (NPI 1760648539, Norwalk, CA); Southland Emergency Medical Associates Inc (NPI 1932640935, Anaheim, CA); Golden West Emergency Medical Associates, Inc (NPI 1053680298, Monterey Park, CA); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1993
## Record status
- **NPPES last updated:** April 16, 2010
- **Other identifiers:** Medicare PIN WG86588B (CA); Medicaid 00G865880 (CA); Medicare UPIN H05928 (CA); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1942241187) · Data from the CMS NPPES public registry.