NPPES file of Aug 9, 2026

Wayne Lee Grigsby, CADAC

Addiction (Substance Use Disorder) Counselor · Berkeley, CA

Wayne Lee Grigsby, CADAC is an addiction (substance use disorder) counselor with a practice address in Berkeley, California, and NPI 1740474220, issued on Aug 28, 2007. Check the license (California I2011506, 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
1740474220
Name
Wayne Lee Grigsby
Credential
CADAC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
I2011506 CA
Self-reported in NPPES; status is on the state search
Practice location
1931 Center St, Berkeley, CA 94704
Phone
(510) 666-9552
Enumerated
Aug 28, 2007
Record last updated
Aug 25, 2016 (not updated in 10 years: call before relying on the address or phone)
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 addiction (substance use disorder) counselor records → All 27,741 in California → Look up another NPI →

Also registered at 1931 Center St

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

  1. Ricardo AlcalaAddiction (Substance Use Disorder) Counselor1609174267
  2. Gary AndersonAddiction (Substance Use Disorder) Counselor1073839015
  3. Yanira ArmsterAddiction (Substance Use Disorder) Counselor1033577721
  4. Clinton AvalosAddiction (Substance Use Disorder) Counselor1679717110
  5. Christina BairdAddiction (Substance Use Disorder) Counselor1801445408
  6. Dianna BeamonAddiction (Substance Use Disorder) Counselor1821284860

Verify Wayne Lee Grigsby 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 I2011506    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

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Wayne Lee Grigsby among 27,741 addiction (substance use disorder) counselor records in California

Wayne Lee Grigsby, CADAC is one of 27,741 addiction (substance use disorder) counselor records with a practice address in California. under 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 2007, is newer than under 1% of them.

  • NPI issued2007 · under 1% of these records are older, 88% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

241 addiction (substance use disorder) counselor records list a practice address in Berkeley

They are 241 of the 4,898 NPPES records with a practice address in Berkeley, and 27,741 addiction (substance use disorder) counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 27,741 in California → Every provider in Berkeley → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Dianna BeamonBerkeley, CA 947041821284860
  2. Daniel BeckerBerkeley, CA 947041982891669
  3. Ruthie CarterBerkeley, CA 947041053516229
  4. Marcia Edelen, CADC IBerkeley, CA 947041285839746
  5. Valerie FellowsBerkeley, CA 947041992846026
  6. Brenda JohnsonBerkeley, CA 947041801093885
  7. Michael LylesBerkeley, CA 947041790980951
  8. Nicole MatchaBerkeley, CA 947041134324304

Common questions

What is Wayne Lee Grigsby, CADAC's NPI number?

Wayne Lee Grigsby, CADAC's National Provider Identifier (NPI) is 1740474220, issued on Aug 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Wayne Lee Grigsby, CADAC located?

The NPPES record lists a practice address at 1931 Center St, Berkeley, CA, 94704. Phone: (510) 666-9552. Providers update this record themselves, so call before visiting.

How can I verify Wayne Lee Grigsby, CADAC's license?

NPPES lists California license number I2011506, 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.