NPPES file of Aug 9, 2026

John Michael Alsup

Addiction (Substance Use Disorder) Counselor · Merced, CA

John Michael Alsup is an addiction (substance use disorder) counselor with a practice address in Merced, California, and NPI 1467501841, issued on Jan 9, 2007. Check the license 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
1467501841
Name
John Michael Alsup
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
1343 W Main St, Merced, CA 95340
Phone
(209) 725-1060
Enumerated
Jan 9, 2007
Record last updated
Jul 8, 2007 (not updated in 19 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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Also registered at 1343 W Main St

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

  1. Kevin Acosta-RosasAddiction (Substance Use Disorder) Counselor1952175945
  2. Mark Altchek, M.D.Internal Medicine Physician1154503670
  3. Maris Anderson, RRWAddiction (Substance Use Disorder) Counselor1801382692
  4. Yadira BarreraAddiction (Substance Use Disorder) Counselor1346777422
  5. Nicholas BermejoAddiction (Substance Use Disorder) Counselor1841145919
  6. Susan BermejoAddiction (Substance Use Disorder) Counselor1366269417

Verify John Michael Alsup in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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John Michael Alsup among 27,741 addiction (substance use disorder) counselor records in California

John Michael Alsup 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 updated2007 · 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).

119 addiction (substance use disorder) counselor records list a practice address in Merced

They are 119 of the 2,836 NPPES records with a practice address in Merced, 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.

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

  1. Joleen Adams, CASMerced, CA 953401649325911
  2. Soila Bermejo, RASMerced, CA 953401770637993
  3. Angela CrainMerced, CA 953401801923214
  4. Therese DanielsMerced, CA 953401982802591
  5. Sandra Gonzales-Diaz, CAS IIMerced, CA 953401972630226
  6. Jon GossettMerced, CA 953401700078060
  7. Mike LambertMerced, CA 953401881886158
  8. Anne McCarthyMerced, CA 953401093965790

Common questions

What is John Michael Alsup's NPI number?

John Michael Alsup's National Provider Identifier (NPI) is 1467501841, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Michael Alsup located?

The NPPES record lists a practice address at 1343 W Main St, Merced, CA, 95340. Phone: (209) 725-1060. Providers update this record themselves, so call before visiting.

How can I verify John Michael Alsup's license?

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.