SARA LOUISE JOHANSEN MD
NPI 1891255345
Psychiatry & Neurology - Psychiatry in Tiburon, CA
About Sara Louise Johansen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARA LOUISE JOHANSEN MD (NPI 1891255345) is an individual psychiatry provider in Tiburon, California, licensed in California (A180750) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2019).
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 and accepts Medicare assignment
Sara Louise Johansen 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
2Medicare enrollment records show Sara Johansen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Emeryville, CA 94608
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 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 94920 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Sara Johansen's NPI number?
The NPI number for Sara Johansen is 1891255345. It was assigned to this individual provider in the NPPES registry on March 21, 2019.
Where is Sara Johansen located?
Sara Johansen practices at 1 Blackfield Dr # 152, Tiburon, CA 94920. The listed phone number is (650) 382-2191.
What is Sara Johansen's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Sara Johansen enrolled in Medicare?
Yes. Sara Johansen 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 Sara Johansen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sara Johansen reassigns Medicare benefits to 2 organizations: Stanford Health Care (Emeryville, CA) and Lpch Medical Group Div Of Lucile (Palo Alto, CA). 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 Sara Johansen'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 Sara Johansen was last updated on April 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Sara Louise Johansen, MD · NPI 1891255345
Psychiatry physician in Tiburon, California. Individual provider, active in the CMS NPPES registry since March 21, 2019.
## Identity
- **NPI:** 1891255345 (Entity type: Individual)
- **Enumerated:** March 21, 2019
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A180750 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1 BLACKFIELD DR # 152, Tiburon, CA 94920-2053
- **Phone:** (650) 382-2191
## 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): Stanford Health Care (NPI 1275076325, Emeryville, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Stanford University School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** April 7, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891255345) · Data from the CMS NPPES public registry.