1. Home
  2. Directory
  3. California
  4. Emeryville
  5. Social Worker
  6. NPI Profile

MS. KARI PETERSEN LCSW
NPI 1356478978
Social Worker - Clinical in Emeryville, CA

Active since February 28, 2007PECOS Enrolled
1240 POWELL ST, STE 2-D, EMERYVILLE, CA 94608(510) 393-0171 Get Directions Write a Review

NPPES record last updated: January 12, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ms. Kari Petersen Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. KARI PETERSEN LCSW (NPI 1356478978) is an individual clinical provider in Emeryville, California, licensed in California (LCS 22142) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356478978
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. KARI PETERSENCredential: LCSW
Location Address1240 POWELL ST, STE 2-DEmeryville, CA 94608-2600
Mailing Address1240 Powell St, Ste 2-dEmeryville, CA 94608-2600 · (510) 393-0171
Phone(510) 393-0171
Sole ProprietorYes
Enumeration DateFebruary 28, 2007
Last NPPES UpdateJanuary 12, 2012
✔ NPI 1356478978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS 22142
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
1240 POWELL ST, Emeryville, CA 94608
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Kari Petersen Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kari Petersen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lifelong Medical Care
0.7 mi
Geriatric Medicine
3260 SACRAMENTO ST
Berkeley, CA 94702
  • Reassigned Medicare billing, California enrollment
  • 241 clinicians in this Medicare group
NPI 1689670002 (510) 428-4500

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 94608 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $69.00 – $202.35
Typical copayment $0.00 (range $17.25 – $50.58)
Most-billed visit code NA
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. GERALDINE MARY SHUTE L.AC
Acupuncturist
1240 POWELL ST, SUITE 2A
EMERYVILLE, CA 94608
Alameda County (510) 672-2210
SANDRA YVONNE GUZMAN PTA
Physical Therapy Assistant
1240 POWELL ST
EMERYVILLE, CA 94608
Alameda County (510) 984-5299
TIMOTHY VAN DYKE POTTS L.AC.
Acupuncturist
1240 POWELL ST, SUITE 2A
EMERYVILLE, CA 94608
Alameda County (510) 725-8791
MR. JEFFREY MICHAEL ASHBURN CMT
Massage Therapist
1240 POWELL ST, SUITE 2A
EMERYVILLE, CA 94608
Alameda County (510) 697-2105
MS. DEBRA ELLEN MARCUS MFT
Marriage & Family Therapist
1240 POWELL ST, 2-C
EMERYVILLE, CA 94608
Alameda County (510) 428-9660

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 Kari Petersen's NPI number?

The NPI number for Kari Petersen is 1356478978. It was assigned to this individual provider in the NPPES registry on February 28, 2007.

Where is Kari Petersen located?

Kari Petersen practices at 1240 Powell St Ste 2-D, Emeryville, CA 94608. The listed phone number is (510) 393-0171.

What is Kari Petersen's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Kari Petersen enrolled in Medicare?

Yes. Kari Petersen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kari Petersen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kari Petersen reassigns Medicare benefits to Lifelong Medical Care (Berkeley, 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 Kari Petersen'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 Kari Petersen was last updated on January 12, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.