Ricky Lee Diffenderfer
Addiction (Substance Use Disorder) Counselor · Morgan Hill, CA
Ricky Lee Diffenderfer is an addiction (substance use disorder) counselor with a practice address in Morgan Hill, California, and NPI 1982888517, issued on Dec 18, 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.
- Name
- Ricky Lee Diffenderfer
- Primary taxonomy
- Addiction (Substance Use Disorder) Counselor 101YA0400X
- Practice location
- 18217 Hale Ave, Morgan Hill, CA 95037
- Phone
- (408) 465-8280
- Enumerated
- Dec 18, 2007
- Record last updated
- Dec 18, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 465-8281
- Entity
- Type 1 · individual
8 nearest addiction (substance use disorder) counselor records → All 27,741 in California → Look up another NPI →
Also registered at 18217 Hale Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ricky Lee Diffenderfer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ricky Lee Diffenderfer among 27,741 addiction (substance use disorder) counselor records in California
Ricky Lee Diffenderfer 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).
11 addiction (substance use disorder) counselor records list a practice address in Morgan Hill
They are 11 of the 626 NPPES records with a practice address in Morgan Hill, 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 Morgan Hill → Addiction (Substance Use Disorder) Counselor nationwide →
The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes
- Anthony BoykinsMorgan Hill, CA 950371710243928
- Jeffrey ButronMorgan Hill, CA 950371306114517
- Dina Cannizzaro, MA, PPSMorgan Hill, CA 950371215659362
- Angelina HernandezMorgan Hill, CA 950371033514484
- Catherine Intravia, SUDCC III-CS #6319Morgan Hill, CA 950371952576746
- Maria Madrigal ParraMorgan Hill, CA 950371205429529
- Carrie NealMorgan Hill, CA 950371659084713
- Nicole Pepper, CADC II A06465074Morgan Hill, CA 950371609496587
Common questions
What is Ricky Lee Diffenderfer's NPI number?
Ricky Lee Diffenderfer's National Provider Identifier (NPI) is 1982888517, issued on Dec 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ricky Lee Diffenderfer located?
The NPPES record lists a practice address at 18217 Hale Ave, Morgan Hill, CA, 95037. Phone: (408) 465-8280. Providers update this record themselves, so call before visiting.
How can I verify Ricky Lee Diffenderfer'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.