CATHARINE L GIANI D.O.
NPI 1669738282
Obstetrics & Gynecology in Silverdale, WA
About Catharine L Giani D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHARINE L GIANI D.O. (NPI 1669738282) is an individual obstetrics & gynecology provider in Silverdale, Washington, licensed in Washington (OP61023801) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS and is a graduate of Western University Of Health Sciences College Of Dental Med (2012).
NPPES Registry Identity
Specialties & Licenses
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
Catharine L Giani D.o. 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
2Medicare enrollment records show Catharine Giani reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Silverdale, WA 98383
- Reassigned Medicare billing, Washington enrollment
- 223 clinicians in this Medicare group
Silverdale, WA 98383
- Reassigned Medicare billing, Washington enrollment
- 1,526 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 98383 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SILVERDALE, WA 98383
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 Catharine Giani's NPI number?
The NPI number for Catharine Giani is 1669738282. It was assigned to this individual provider in the NPPES registry on April 9, 2012.
Where is Catharine Giani located?
Catharine Giani practices at 1780 NW Myhre Rd Ste 2120, Silverdale, WA 98383. The listed phone number is (360) 782-3101.
What is Catharine Giani's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Catharine Giani enrolled in Medicare?
Yes. Catharine Giani 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 Catharine Giani's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catharine Giani reassigns Medicare benefits to 2 organizations: Obhg Washington, PC (Silverdale, WA) and Franciscan Medical Group (Silverdale, 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 Catharine Giani's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catharine Giani accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Catharine Giani 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 Catharine Giani was last updated on February 11, 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.
# Catharine L Giani, D.O. · NPI 1669738282
Obstetrics & Gynecology physician in Silverdale, Washington. Individual provider, active in the CMS NPPES registry since April 9, 2012.
## Identity
- **NPI:** 1669738282 (Entity type: Individual)
- **Enumerated:** April 9, 2012
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** OP61023801 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1780 NW MYHRE RD STE 2120, Silverdale, WA 98383-8676
- **Phone:** (360) 782-3101 · **Fax:** (360) 782-3112
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Obhg Washington, PC (NPI 1962729525, Silverdale, WA); Franciscan Medical Group (NPI 1710432612, Silverdale, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Western University Of Health Sciences College Of Dental Med, class of 2012
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1669738282) · Data from the CMS NPPES public registry.