LISA KATHERINE GILLIAM MD, PHD
NPI 1811072648
Internal Medicine - Endocrinology, Diabetes & Metabolism in Seattle, WA
About Lisa Katherine Gilliam Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA KATHERINE GILLIAM MD, PHD (NPI 1811072648) is an individual endocrinology, diabetes & metabolism provider in Seattle, Washington, licensed in Washington (MD00040280) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Duke University School Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Lisa Katherine Gilliam Md, Phd 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 Lisa Gilliam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 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 98195 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.
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
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 Lisa Gilliam's NPI number?
The NPI number for Lisa Gilliam is 1811072648. It was assigned to this individual provider in the NPPES registry on October 27, 2006.
Where is Lisa Gilliam located?
Lisa Gilliam practices at 1959 NE Pacific St University Of Washington Medical Ctr, Seattle, WA 98195. The listed phone number is (206) 598-4882.
What is Lisa Gilliam's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Lisa Gilliam enrolled in Medicare?
Yes. Lisa Gilliam 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 Lisa Gilliam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Gilliam reassigns Medicare benefits to Permanente Medical Group Inc (Vallejo, 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 Lisa Gilliam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lisa Gilliam accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Lisa Gilliam 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 Lisa Gilliam was last updated on January 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Lisa Katherine Gilliam, MD, PHD · NPI 1811072648
Endocrinology, Diabetes & Metabolism physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since October 27, 2006.
## Identity
- **NPI:** 1811072648 (Entity type: Individual)
- **Enumerated:** October 27, 2006
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** MD00040280 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1959 NE PACIFIC ST, UNIVERSITY OF WASHINGTON MEDICAL CTR, Seattle, WA 98195-0001
- **Phone:** (206) 598-4882
## 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:** Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 1999
## Record status
- **NPPES last updated:** January 18, 2022
- **Other identifiers:** Medicaid 8429979 (WA); Other 238620
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Source: [NPI Profile](https://npiprofile.com/npi/1811072648) · Data from the CMS NPPES public registry.