NPPES file of Aug 9, 2026

Michael Ammann

Addiction (Substance Use Disorder) Counselor · Pasadena, CA

Michael Ammann is an addiction (substance use disorder) counselor with a practice address in Pasadena, California, and NPI 1366033649, issued on Jan 29, 2021. 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
1366033649
Name
Michael Ammann
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
1680 N Fair Oaks Ave, Pasadena, CA 91103
Phone
(626) 798-0884
Enumerated
Jan 29, 2021
Record last updated
Jan 29, 2021 (not updated in 5 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 1680 N Fair Oaks Ave

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

  1. Marina AchtermanAddiction (Substance Use Disorder) Counselor1073033882
  2. Jorge AguilarAddiction (Substance Use Disorder) Counselor1578056875
  3. Davina AlvarezAddiction (Substance Use Disorder) Counselor1376904904
  4. Richard AmadoAddiction (Substance Use Disorder) Counselor1407739295
  5. Caroline AndreAddiction (Substance Use Disorder) Counselor1760335814
  6. Jeanette Arambula-DavalosAddiction (Substance Use Disorder) Counselor1598698425

Verify Michael Ammann 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
Find the California license search

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Michael Ammann among 27,741 addiction (substance use disorder) counselor records in California

Michael Ammann 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 2021, is newer than 64% of them.

  • NPI issued2021 · 64% of these records are older, 30% 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 updated2021 · 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).

401 addiction (substance use disorder) counselor records list a practice address in Pasadena

They are 401 of the 10,525 NPPES records with a practice address in Pasadena, 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 Pasadena → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Shirley Bennett, R.A.S.Pasadena, CA 911031710178819
  2. Robert Burns, CADCAPasadena, CA 911031639365141
  3. Saul GilPasadena, CA 911031902247836
  4. Samuel GoldPasadena, CA 911031295100378
  5. Christina Gonzales, MA, EDPasadena, CA 911031861866220
  6. Dalton Gudelmann, RRWPasadena, CA 911031063608578
  7. Valerie HernandezPasadena, CA 911031467679522
  8. Steven HoustonPasadena, CA 911031659768075

Common questions

What is Michael Ammann's NPI number?

Michael Ammann's National Provider Identifier (NPI) is 1366033649, issued on Jan 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Michael Ammann located?

The NPPES record lists a practice address at 1680 N Fair Oaks Ave, Pasadena, CA, 91103. Phone: (626) 798-0884. Providers update this record themselves, so call before visiting.

How can I verify Michael Ammann'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.

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.