NPPES file of Aug 9, 2026

Mark Dalton Ellis, LMSW

Clinical Social Worker · Twin Falls, ID

Mark Dalton Ellis, LMSW is a clinical social worker with a practice address in Twin Falls, Idaho, and NPI 1336401710, issued on Jun 12, 2012. Check the license (Idaho LCSW-32484, as entered in NPPES) with the Idaho 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
1336401710
Name
Mark Dalton Ellis
Credential
LMSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCSW-32484 ID
Self-reported in NPPES; status is on the state search
Practice location
1418 Fillmore St, Twin Falls, ID 83301
Phone
(208) 735-2237
Enumerated
Jun 12, 2012
Record last updated
Dec 4, 2013 (not updated in 13 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 1418 Fillmore St

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

  1. Maria BushmanStudent in an Organized Health Care Education/Training Program1891117750
  2. Deanne Ford, LMSWSocial Worker1750667747
  3. David Holloway, LMFTMarriage & Family Therapist1588259691
  4. Allison StokesMental Health Counselor1720975279
  5. Daniel ZeaStudent in an Organized Health Care Education/Training Program1609310911

Verify Mark Dalton Ellis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license LCSW-32484
    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 Idaho license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Mark Dalton Ellis among 1,750 clinical social worker records in Idaho

Mark Dalton Ellis, LMSW is one of 1,750 clinical social worker records with a practice address in Idaho. 18% 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 2012, is newer than 31% of them.

  • NPI issued2012 · 31% of these records are older, 65% newer
  • In a Medicare fileNo · 18% of these records are
  • In the CMS Doctors and Clinicians fileNo · 26% of these records are
  • Record last updated2013 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

117 clinical social worker records list a practice address in Twin Falls

They are 117 of the 1,660 NPPES records with a practice address in Twin Falls, and 1,750 clinical social worker records in Idaho. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Noe Alonzo, LCSWTwin Falls, ID 833011831133461
  2. Bettie Baker, MSW, LMSWTwin Falls, ID 833011518068758
  3. Alexia Deetz, LCSWTwin Falls, ID 833011447207162
  4. Larry Hazen, LCSWTwin Falls, ID 833011033121520
  5. Ravae Minton, MSW, LCSWTwin Falls, ID 833011134220312
  6. Heather Nelson, MSWTwin Falls, ID 833011861414310
  7. Lora Ohlensehlen, LCSWTwin Falls, ID 833011588673586
  8. Cynthia Opdycke, MSW, LCSWTwin Falls, ID 833011043301617

Common questions

What is Mark Dalton Ellis, LMSW's NPI number?

Mark Dalton Ellis, LMSW's National Provider Identifier (NPI) is 1336401710, issued on Jun 12, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Mark Dalton Ellis, LMSW located?

The NPPES record lists a practice address at 1418 Fillmore St, Twin Falls, ID, 83301. Phone: (208) 735-2237. Providers update this record themselves, so call before visiting.

How can I verify Mark Dalton Ellis, LMSW's license?

NPPES lists Idaho license number LCSW-32484, as entered by the provider. Search the Idaho 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.