HELENE W LHAMON MD
NPI 1164448833
Emergency Medicine in Coupeville, WA
About Helene W Lhamon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELENE W LHAMON MD (NPI 1164448833) is an individual emergency medicine provider in Coupeville, Washington, licensed in California (A91811) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Overlake Hospital Medical Center, and is a graduate of Michigan State University College Of Human Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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
Helene W Lhamon 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
3Medicare enrollment records show Helene Lhamon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Coupeville, WA 98239
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1497640445 (Washington)
- 142 clinicians in this Medicare group
Port Townsend, WA 98368
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1356492953 (Washington)
- 208 clinicians in this Medicare group
Bellevue, WA 98004
- Reassigned Medicare billing, Washington enrollment
- 566 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 6
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Overlake Hospital Medical Center
Acute Care Hospitals · Bellevue, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98239 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.
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.
COUPEVILLE, WA 98239
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 Helene Lhamon's NPI number?
The NPI number for Helene Lhamon is 1164448833. It was assigned to this individual provider in the NPPES registry on July 14, 2006.
Where is Helene Lhamon located?
Helene Lhamon practices at 101 N Main St Whidbey General Hospital Emergency Dept, Coupeville, WA 98239. The listed phone number is (360) 678-7609.
What is Helene Lhamon's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Helene Lhamon enrolled in Medicare?
Yes. Helene Lhamon 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 Helene Lhamon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helene Lhamon reassigns Medicare benefits to 3 organizations: Whidbey Island Public Hospital District (Coupeville, WA), Jefferson County Public Hospital District No 2 (Port Townsend, WA) and Overlake Medical Clinics LLC (Bellevue, WA). 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 Helene Lhamon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Helene Lhamon accept?
Health plans from Ambetter Health list Helene Lhamon 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.
Is Helene Lhamon affiliated with any hospitals?
According to CMS data, Helene Lhamon is affiliated with Overlake Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Helene Lhamon was last updated on July 10, 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.
# Helene W Lhamon, MD · NPI 1164448833
Emergency Medicine physician in Coupeville, Washington. Individual provider, active in the CMS NPPES registry since July 14, 2006.
## Identity
- **NPI:** 1164448833 (Entity type: Individual)
- **Enumerated:** July 14, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A91811 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 N MAIN ST, WHIDBEY GENERAL HOSPITAL EMERGENCY DEPT, Coupeville, WA 98239-3413
- **Phone:** (360) 678-7609
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Whidbey Island Public Hospital District (NPI 1972776581, Coupeville, WA); Jefferson County Public Hospital District No 2 (NPI 1760433049, Port Townsend, WA); Overlake Medical Clinics LLC (NPI 1871745703, Bellevue, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 1997
## Record status
- **NPPES last updated:** July 10, 2007
- **Other identifiers:** Other 00A918110 (CA); Medicare ID-Type Unspecified 00A918110 (CA); Medicaid 00A918110 (CA); and 2 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1164448833) · Data from the CMS NPPES public registry.