NPPES file of Aug 9, 2026

Mary B. Chamberlain, LCSW

Clinical Social Worker · Monterey, CA

Mary B. Chamberlain, LCSW is a clinical social worker with a practice address in Monterey, California, and NPI 1669482402, issued on Aug 8, 2006. Check the license (California LCS20470, 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
1669482402
Name
Mary B. Chamberlain
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCS20470 CA
Self-reported in NPPES; status is on the state search
Practice location
23625 Holman Hwy, Monterey, CA 93940
Phone
(831) 624-5311
Enumerated
Aug 8, 2006
Record last updated
Jul 2, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(831) 625-4948
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →

Also registered at 23625 Holman Hwy

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

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  2. Andres Aldrete, M.D.Emergency Medicine Physician1679580831
  3. Ian Atkinson, M.D.Hospitalist Physician1205173580
  4. Matthew Awerbuck, M.D.Internal Medicine Physician1104189828
  5. Rachel Badger, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1942055132
  6. Shoshauna Baer, M.D.Hospitalist Physician1881126209

Verify Mary B. Chamberlain 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 LCS20470    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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Mary B. Chamberlain among 36,261 clinical social worker records in California

Mary B. Chamberlain, LCSW is one of 36,261 clinical social worker records with a practice address in California. 6% 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, 91% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2014 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

58 clinical social worker records list a practice address in Monterey

They are 58 of the 1,945 NPPES records with a practice address in Monterey, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 36,261 in California → Every provider in Monterey → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Lorraine Blumenthal, LCSWMonterey, CA 939401982820486
  2. Suzi Brauner-Tatum, LCSWMonterey, CA 939401750391421
  3. Nancy Cotham, LCSWMonterey, CA 939401083745798
  4. Vanessa Davis, LCSWMonterey, CA 939401013101872
  5. Refugio Guerrero, M.S.W.Monterey, CA 939401962624684
  6. Wayne LavengoodMonterey, CA 939401457453763
  7. Martin Skerritt, LCSWMonterey, CA 939401639189335
  8. Deborah Smith-Wotring, L.C.S.W.Monterey, CA 939401154346922

Common questions

What is Mary B. Chamberlain, LCSW's NPI number?

Mary B. Chamberlain, LCSW's National Provider Identifier (NPI) is 1669482402, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary B. Chamberlain, LCSW located?

The NPPES record lists a practice address at 23625 Holman Hwy, Monterey, CA, 93940. Phone: (831) 624-5311. Providers update this record themselves, so call before visiting.

How can I verify Mary B. Chamberlain, LCSW's license?

NPPES lists California license number LCS20470, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.