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MRS. SHEREE POLONSKY LMFT
NPI 1558879015
Marriage & Family Therapist in Palo Alto, CA

Active since January 18, 2018PECOS Enrolled
609 COWPER ST, PALO ALTO, CA 94301(650) 302-8036 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 3, 2022, Jan 18, 2018 (2 updates tracked since 2018).

About Mrs. Sheree Polonsky Lmft NPPES

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

MRS. SHEREE POLONSKY LMFT (NPI 1558879015) is an individual marriage & family therapist in Palo Alto, California, licensed in California (101570) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558879015
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMRS. SHEREE POLONSKYCredential: LMFT
Location Address609 COWPER STPalo Alto, CA 94301-1808
Mailing Address216 Alden StRedwood City, CA 94063-1342 · (650) 302-8036
Phone(650) 302-8036
Sole ProprietorNo
Enumeration DateJanuary 18, 2018
Last NPPES UpdateJanuary 3, 20222 updates tracked since enumeration
✔ NPI 1558879015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · 101570
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
609 COWPER ST, Palo Alto, CA 94301
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Sheree Polonsky Lmft 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 Sheree Polonsky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
4.6 mi
Internal Medicine
1190 VETERANS BLVD
Redwood City, CA 94063
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1639252604 (650) 299-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 3

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

DR. RIKKE JOHANSEN DC
Chiropractor (Sports Physician)
609 COWPER ST
PALO ALTO, CA 94301
Santa Clara County (650) 484-0110
RIKKE CHIROPRACTIC PC
Chiropractor (Sports Physician)
609 COWPER ST
PALO ALTO, CA 94301
Santa Clara County (650) 484-0110
THOMAS DACHS DC
Chiropractor
609 COWPER ST
PALO ALTO, CA 94301
Santa Clara County (650) 484-0110

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 Sheree Polonsky's NPI number?

The NPI number for Sheree Polonsky is 1558879015. It was assigned to this individual provider in the NPPES registry on January 18, 2018.

Where is Sheree Polonsky located?

Sheree Polonsky practices at 609 Cowper St, Palo Alto, CA 94301. The listed phone number is (650) 302-8036.

What is Sheree Polonsky's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Sheree Polonsky enrolled in Medicare?

Yes. Sheree Polonsky is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sheree Polonsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sheree Polonsky reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, 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 Sheree Polonsky'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 Sheree Polonsky was last updated on January 3, 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.