NPPES file of Aug 9, 2026

Polina Chernyak, LCSW

Mental Health Counselor · San Francisco, CA

Polina Chernyak, LCSW is a mental health counselor with a practice address in San Francisco, California, and NPI 1356433205, issued on Sep 29, 2006. Check the license (California LCS22641, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356433205
Name
Polina Chernyak
Credential
LCSW
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
LCS22641 CA
Self-reported in NPPES; status is on the state search
Practice location
2534 Judah St, San Francisco, CA 94122
Phone
(415) 449-2905
Enumerated
Sep 29, 2006
Record last updated
Nov 5, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(415) 449-2901
Medicare enrollment
Enrolled (PECOS I20090714000505); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2534 Judah St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lindsey Gendreau, PT, DPTPhysical Therapist1164962668
  2. Barbara Leaffer, MSWClinical Social Worker1649347204
  3. Nora LeeCommunity Health Worker1346746534
  4. Stella Raukhman, ASWMental Health Counselor1306938253
  5. Karley Strouss, LCSWClinical Social Worker1376897686
  6. Sonia Sztejnklaper, LCSWMental Health Counselor1144312091

Verify Polina Chernyak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license LCS22641
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Polina Chernyak among 28,617 mental health counselor records in California

Polina Chernyak, LCSW is one of 28,617 mental health counselor records with a practice address in California. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 96% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 3% of these records are
  • Graduated1998 · median 2015 among the 722 with a school on file
  • Record last updated2016 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

865 mental health counselor records list a practice address in San Francisco

They are 865 of the 38,143 NPPES records with a practice address in San Francisco, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 mental health counselor records with the nearest ZIP codes

  1. Shana Averbach, MSSan Francisco, CA 941221902098015
  2. Stephanie Kipperman, LCSWSan Francisco, CA 941221245297126
  3. Keiko Koide, MFT INTERNSan Francisco, CA 941221972811511
  4. Cecile Marie, LCSWSan Francisco, CA 941221881725182
  5. Kristin MattiasSan Francisco, CA 941221417105289
  6. Gregory MorrisSan Francisco, CA 941221548543465
  7. Lisa Rachowicz, AMSWSan Francisco, CA 941221417007287
  8. Stella Raukhman, ASWSan Francisco, CA 941221306938253

Common questions

What is Polina Chernyak, LCSW's NPI number?

Polina Chernyak, LCSW's National Provider Identifier (NPI) is 1356433205, issued on Sep 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Polina Chernyak, LCSW located?

The NPPES record lists a practice address at 2534 Judah St, San Francisco, CA, 94122. Phone: (415) 449-2905. Providers update this record themselves, so call before visiting.

How can I verify Polina Chernyak, LCSW's license?

NPPES lists California license number LCS22641, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.