AMY L. MERCHANT MD
NPI 1891847026
Obstetrics & Gynecology in Santa Rosa, CA
About Amy L. Merchant Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY L. MERCHANT MD (NPI 1891847026) is an individual obstetrics & gynecology provider in Santa Rosa, California, licensed in California (A86842) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Amy L. Merchant Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Amy Merchant 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 95403 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.
SANTA ROSA, CA 95403
SANTA ROSA, CA 95403
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 Amy Merchant's NPI number?
The NPI number for Amy Merchant is 1891847026. It was assigned to this individual provider in the NPPES registry on January 17, 2007.
Where is Amy Merchant located?
Amy Merchant practices at 401 Bicentennial Way, Santa Rosa, CA 95403. The listed phone number is (707) 571-4000.
What is Amy Merchant's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Amy Merchant enrolled in Medicare?
Yes. Amy Merchant is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Amy Merchant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Merchant 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 Amy Merchant'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 Amy Merchant was last updated on December 27, 2021. 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.
# Amy L. Merchant, MD · NPI 1891847026
Obstetrics & Gynecology physician in Santa Rosa, California. Individual provider, active in the CMS NPPES registry since January 17, 2007.
## Identity
- **NPI:** 1891847026 (Entity type: Individual)
- **Enumerated:** January 17, 2007
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A86842 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 BICENTENNIAL WAY, Santa Rosa, CA 95403-2149
- **Phone:** (707) 571-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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
## Record status
- **NPPES last updated:** December 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1891847026) · Data from the CMS NPPES public registry.