MS. ELLEN HIER GREEN M.D.
NPI 1033353982
Family Medicine in Santa Rosa, CA
About Ms. Ellen Hier Green M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ELLEN HIER GREEN M.D. (NPI 1033353982) is an individual family medicine provider in Santa Rosa, California, licensed in California (A113954) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Rosa, and is a graduate of University Of Massachusetts Medical School (2009).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Ms. Ellen Hier Green M.d. 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 Ellen Green reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Windsor, CA 95492
- Reassigned Medicare billing, California enrollment
- 49 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 95401 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 Ellen Green's NPI number?
The NPI number for Ellen Green is 1033353982. It was assigned to this individual provider in the NPPES registry on April 22, 2009.
Where is Ellen Green located?
Ellen Green practices at 1300 N Dutton Ave, Santa Rosa, CA 95401. The listed phone number is (707) 965-1513.
What is Ellen Green's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ellen Green enrolled in Medicare?
Yes. Ellen Green 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 Ellen Green's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Green reassigns Medicare benefits to Alliance Medical Center (Windsor, 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 Ellen Green'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 Ellen Green was last updated on July 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ms. Ellen Hier Green, M.D. · NPI 1033353982
Family Medicine physician in Santa Rosa, California. Individual provider, active in the CMS NPPES registry since April 22, 2009.
## Identity
- **NPI:** 1033353982 (Entity type: Individual)
- **Enumerated:** April 22, 2009
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A113954 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1300 N DUTTON AVE, Santa Rosa, CA 95401-7112
- **Phone:** (707) 965-1513
## 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:** Alliance Medical Center (NPI 1710218409, Windsor, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 2009
## Record status
- **NPPES last updated:** July 23, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1033353982) · Data from the CMS NPPES public registry.