NPPES file of Aug 9, 2026

Melissa Jean Hacker, CADC-II

Addiction (Substance Use Disorder) Counselor · San Bernardino, CA

Melissa Jean Hacker, CADC-II is an addiction (substance use disorder) counselor with a practice address in San Bernardino, California, and NPI 1437625969, issued on Oct 23, 2018. Check the license (California A053940219, 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
1437625969
Name
Melissa Jean Hacker
Credential
CADC-II
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
A053940219 CA
Self-reported in NPPES; status is on the state search
Practice location
939 N D St, San Bernardino, CA 92410
Phone
(909) 889-6519
Enumerated
Oct 23, 2018
Record last updated
Mar 13, 2025
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 939 N D St

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

  1. Maribel AmaroAddiction (Substance Use Disorder) Counselor1205418167
  2. Eugene CrowtherPeer Specialist1588855092
  3. Yolanda FrancoPeer Specialist1740870542
  4. Shauraye HollowayAddiction (Substance Use Disorder) Counselor1417819665
  5. Andrea HowellMarriage & Family Therapist1962052563
  6. Ronald Jackson, RADTAddiction (Substance Use Disorder) Counselor1922647346

Verify Melissa Jean Hacker 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 A053940219    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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Melissa Jean Hacker among 27,741 addiction (substance use disorder) counselor records in California

Melissa Jean Hacker, CADC-II 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 2018, is newer than 46% of them.

  • NPI issued2018 · 46% of these records are older, 48% 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 updated2025 · 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).

267 addiction (substance use disorder) counselor records list a practice address in San Bernardino

They are 267 of the 5,645 NPPES records with a practice address in San Bernardino, 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 San Bernardino → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Sylvia BarbosaSan Bernardino, CA 924101487078143
  2. Vindell Brunson, CADC-CASSan Bernardino, CA 924101811333719
  3. Robert CarruthersSan Bernardino, CA 924101851620348
  4. Gary DiazSan Bernardino, CA 924101700200730
  5. Sean Dishaw, RASSan Bernardino, CA 924101467876110
  6. Steven FloresSan Bernardino, CA 924101396026290
  7. Cynthia Lemelin, CADC-II-CA, RASSan Bernardino, CA 924101760806962
  8. Jennifer MendozaSan Bernardino, CA 924101093907156

Common questions

What is Melissa Jean Hacker, CADC-II's NPI number?

Melissa Jean Hacker, CADC-II's National Provider Identifier (NPI) is 1437625969, issued on Oct 23, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Jean Hacker, CADC-II located?

The NPPES record lists a practice address at 939 N D St, San Bernardino, CA, 92410. Phone: (909) 889-6519. Providers update this record themselves, so call before visiting.

How can I verify Melissa Jean Hacker, CADC-II's license?

NPPES lists California license number A053940219, 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.