LINDSEY AMTOFT LMFT
NPI 1649632548
Marriage & Family Therapist in Petaluma, CA
About Lindsey Amtoft Lmft NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDSEY AMTOFT LMFT (NPI 1649632548) is an individual marriage & family therapist in Petaluma, California, licensed in California (53832) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and maintains a secondary practice location in Novato.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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 (PECOS)
Lindsey Amtoft Lmft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lindsey Amtoft 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.
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 Lindsey Amtoft's NPI number?
The NPI number for Lindsey Amtoft is 1649632548. It was assigned to this individual provider in the NPPES registry on March 22, 2016. The provider is also known as Lyndsie Baker Lmft.
Where is Lindsey Amtoft located?
Lindsey Amtoft practices at 21 Alma Ct, Petaluma, CA 94952. The listed phone number is (415) 320-0277.
What is Lindsey Amtoft's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is Lindsey Amtoft enrolled in Medicare?
Yes. Lindsey Amtoft is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lindsey Amtoft's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lindsey Amtoft 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 Lindsey Amtoft'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 Lindsey Amtoft was last updated on July 28, 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.
# Lindsey Amtoft, LMFT · NPI 1649632548
Marriage & Family Therapist provider in Petaluma, California. Individual provider, active in the CMS NPPES registry since March 22, 2016.
## Identity
- **NPI:** 1649632548 (Entity type: Individual)
- **Enumerated:** March 22, 2016
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **State license:** 53832 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 21 ALMA CT, Petaluma, CA 94952-3374
- **Phone:** (415) 320-0277
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **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:** July 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1649632548) · Data from the CMS NPPES public registry.