NPPES file of Aug 9, 2026

Mark Richardson Fowlis, CAADE

Addiction (Substance Use Disorder) Counselor · Rancho Cucamonga, CA

Mark Richardson Fowlis, CAADE is an addiction (substance use disorder) counselor with a practice address in Rancho Cucamonga, California, and NPI 1285904326, issued on Jan 6, 2012. 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
1285904326
Name
Mark Richardson Fowlis
Credential
CAADE
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
11777 Sebastian Way Ste 102, Rancho Cucamonga, CA 91730
Phone
(909) 838-0044
Enumerated
Jan 6, 2012
Record last updated
Jan 6, 2012 (not updated in 14 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 11777 Sebastian Way Ste 102

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

  1. Jossalyn Engberson, B.S. HCA RASIBehavior Analyst1740528389
  2. Richard Lemmon, RASIAddiction (Substance Use Disorder) Counselor1750629275
  3. Suzanne MataBehavior Technician1073953170
  4. Michael Nelson, RASIAddiction (Substance Use Disorder) Counselor1487971198
  5. Chrissie RadcliffStudent in an Organized Health Care Education/Training Program1609204593
  6. Theresa Strand, M.S.Marriage & Family Therapist1013434885

Verify Mark Richardson Fowlis 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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Addiction (Substance Use Disorder) Counselor providers in California

There are 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 Rancho Cucamonga →

Other addiction (substance use disorder) counselor records in California

  1. Sean A Jerome, CADCIICosta Mesa, CA1831884550
  2. Carrie AamodtVisalia, CA1932661311
  3. Emory Aaron, CCAPP C4321214Los Angeles, CA1073980801
  4. Lisa Aaron, CASACCulver City, CA1356090849
  5. Michael Abacherli, JD, RADTSan Jacinto, CA1235826983
  6. Victor AbadEl Cajon, CA1205562238
  7. Sean AbairTaft, CA1174084347
  8. Maira AbalosDelano, CA1508452038
  9. Jazmine AbanicoVentura, CA1851964613
  10. Israel Abarca, CAADESan Francisco, CA1114126950

Common questions

What is Mark Richardson Fowlis, CAADE's NPI number?

Mark Richardson Fowlis, CAADE's National Provider Identifier (NPI) is 1285904326, issued on Jan 6, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Mark Richardson Fowlis, CAADE located?

The NPPES record lists a practice address at 11777 Sebastian Way Ste 102, Rancho Cucamonga, CA, 91730. Phone: (909) 838-0044. Providers update this record themselves, so call before visiting.

How can I verify Mark Richardson Fowlis, CAADE'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.