DR. EHSAN CHITSAZ MD
NPI 1285993576
Internal Medicine - Gastroenterology in Everett, WA
About Dr. Ehsan Chitsaz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EHSAN CHITSAZ MD (NPI 1285993576) is an individual gastroenterology provider in Everett, Washington, licensed in Washington (MD70063680) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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
Dr. Ehsan Chitsaz 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
5Medicare enrollment records show Ehsan Chitsaz reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Everett, WA 98201
- Reassigned Medicare billing, Washington enrollment
- 1,285 clinicians in this Medicare group
Seattle, WA 98122
- Reassigned Medicare billing, Washington enrollment
- 911 clinicians in this Medicare group
Eureka, IL 61530
- Reassigned Medicare billing, Illinois enrollment
- 4,870 clinicians in this Medicare group
Cincinnati, OH 45220
- Reassigned Medicare billing, Ohio enrollment
- 1,102 clinicians in this Medicare group
Cleveland, OH 44109
- Reassigned Medicare billing, Ohio enrollment
- 2,147 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 11
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILGood Samaritan Hospital
Acute Care Hospitals · Cincinnati, OHBethesda North
Acute Care Hospitals · Cincinnati, OHProvidence Regional Medical Center Everett
Acute Care Hospitals · Everett, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98201 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 Ehsan Chitsaz's NPI number?
The NPI number for Ehsan Chitsaz is 1285993576. It was assigned to this individual provider in the NPPES registry on May 8, 2012.
Where is Ehsan Chitsaz located?
Ehsan Chitsaz practices at 3927 Rucker Ave, Everett, WA 98201. The listed phone number is (425) 317-3655.
What is Ehsan Chitsaz's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Ehsan Chitsaz enrolled in Medicare?
Yes. Ehsan Chitsaz 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 Ehsan Chitsaz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ehsan Chitsaz reassigns Medicare benefits to 5 organizations: Optum Care Washington PLLC (Everett, WA), The Polyclinic PLLC (Seattle, WA), Advocate Health And Hospitals Corp. (Eureka, IL), Trihealth H LLC (Cincinnati, OH) and The Metrohealth System (Cleveland, OH). 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 Ehsan Chitsaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ehsan Chitsaz accept?
Health plans from CareSource, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Ehsan Chitsaz 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 Ehsan Chitsaz affiliated with any hospitals?
According to CMS data, Ehsan Chitsaz is affiliated with Advocate Trinity Hospital, Good Samaritan Hospital, Bethesda North and Providence Regional Medical Center Everett.
When was this NPI record last updated?
The NPPES record for Ehsan Chitsaz was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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. Ehsan Chitsaz, MD · NPI 1285993576
Gastroenterology physician in Everett, Washington. Individual provider, active in the CMS NPPES registry since May 8, 2012.
## Identity
- **NPI:** 1285993576 (Entity type: Individual)
- **Enumerated:** May 8, 2012
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MD70063680 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 3927 RUCKER AVE, Everett, WA 98201-4833
- **Phone:** (425) 317-3655 · **Fax:** (425) 317-3660
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Optum Care Washington PLLC (NPI 1831186766, Everett, WA); The Polyclinic PLLC (NPI 1174594634, Seattle, WA); Advocate Health And Hospitals Corp. (NPI 1295066983, Eureka, IL); Trihealth H LLC (NPI 1811215742, Cincinnati, OH); The Metrohealth System (NPI 1053353896, Cleveland, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** April 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1285993576) · Data from the CMS NPPES public registry.