NPPES file of Aug 9, 2026

Jonathan D. De Graff, CADC

Addiction (Substance Use Disorder) Counselor · Las Vegas, NV

Jonathan D. De Graff, CADC is an addiction (substance use disorder) counselor with a practice address in Las Vegas, Nevada, and NPI 1851910343, issued on Apr 14, 2020. Check the license (Nevada 07034-C, as entered in NPPES) with the Nevada 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
1851910343
Name
Jonathan D. De Graff
Credential
CADC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
07034-C NV
Self-reported in NPPES; status is on the state search
Practice location
1785 E Sahara Ave Ste 160, Las Vegas, NV 89104
Phone
(702) 252-8342
Enumerated
Apr 14, 2020
Record last updated
May 9, 2022
Fax
(702) 252-8349
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 798 in Nevada → Look up another NPI →

Also registered at 1785 E Sahara Ave Ste 160

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

  1. Katharine Ben Nifla, CADCAddiction (Substance Use Disorder) Counselor1710408489
  2. Marissa CabralSocial Worker1366023293
  3. Hayley Chambers, CSW-ISocial Worker1770049371
  4. Linda Del AguilaMarriage & Family Therapist1700437498
  5. Kristy FastAddiction (Substance Use Disorder) Counselor1437501731
  6. Wyconda HopkinsAddiction (Substance Use Disorder) Counselor1205215092

Verify Jonathan D. De Graff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Nevada board licenses this profession
    Search for license 07034-C    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 Nevada license search

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Jonathan D. De Graff among 798 addiction (substance use disorder) counselor records in Nevada

Jonathan D. De Graff, CADC is one of 798 addiction (substance use disorder) counselor records with a practice address in Nevada. 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 2020, is newer than 65% of them.

  • NPI issued2020 · 65% of these records are older, 31% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2022 · 53% 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 Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction (Substance Use Disorder) Counselor providers in Nevada

There are 798 addiction (substance use disorder) counselor records in Nevada. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 798 in Nevada → Every provider in Las Vegas → Addiction (Substance Use Disorder) Counselor nationwide →

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

  1. Katharine Ben Nifla, CADCLas Vegas, NV 891041710408489
  2. Sherrie Burch, LCADCLas Vegas, NV 891041861788788
  3. Antioco CarrilloLas Vegas, NV 891041679855365
  4. Kristen DahlkeLas Vegas, NV 891041750662425
  5. Kristy FastLas Vegas, NV 891041437501731
  6. Patricia Hamm, B.A., CADC-ILas Vegas, NV 891041013353283
  7. Wyconda HopkinsLas Vegas, NV 891041205215092
  8. Chiante Jemison, LADCLas Vegas, NV 891041871880609

Common questions

What is Jonathan D. De Graff, CADC's NPI number?

Jonathan D. De Graff, CADC's National Provider Identifier (NPI) is 1851910343, issued on Apr 14, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan D. De Graff, CADC located?

The NPPES record lists a practice address at 1785 E Sahara Ave Ste 160, Las Vegas, NV, 89104. Phone: (702) 252-8342. Providers update this record themselves, so call before visiting.

How can I verify Jonathan D. De Graff, CADC's license?

NPPES lists Nevada license number 07034-C, as entered by the provider. Search the Nevada 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.