NPPES file of Aug 9, 2026

Mary Diane Priesmeyer, LCSW

Clinical Social Worker · Johnson City, TN

Mary Diane Priesmeyer, LCSW is a clinical social worker with a practice address in Johnson City, Tennessee, and NPI 1922863208, issued on Feb 16, 2024. Check the license (Tennessee 8448, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922863208
Name
Mary Diane Priesmeyer
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
8448 TN
Self-reported in NPPES; status is on the state search
Practice location
109 W Watauga Ave, Johnson City, TN 37604
Phone
(423) 232-2600
Enumerated
Feb 16, 2024
Record last updated
Feb 16, 2024
Fax
(423) 232-2646
Medicare enrollment
Enrolled (PECOS I20240229001592); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 109 W Watauga Ave

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

  1. Jennifer Abraham, BSCase Manager/Care Coordinator1306078217
  2. Crystal AdamsLicensed Practical Nurse1609258169
  3. William Aiken, BSCase Manager/Care Coordinator1467646398
  4. Jason Altman, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1609103126
  5. Sally Anderson, MACounselor1376678102
  6. Rachael Arnett, BACase Manager/Care Coordinator1700919313

Verify Mary Diane Priesmeyer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 8448
    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 Tennessee 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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Bills Medicare through one group practice

  1. Frontier HealthElizabethton, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mary Diane Priesmeyer among 3,275 clinical social worker records in Tennessee

Mary Diane Priesmeyer, LCSW is one of 3,275 clinical social worker records with a practice address in Tennessee. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 89% of them.

  • NPI issued2024 · 89% of these records are older, 7% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2018 · median 2010 among the 677 with a school on file
  • Record last updated2024 · 52% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

107 clinical social worker records list a practice address in Johnson City

They are 107 of the 3,807 NPPES records with a practice address in Johnson City, and 3,275 clinical social worker records in Tennessee.

The 8 clinical social worker records with the nearest ZIP codes

  1. Michelle Arwood, MSWJohnson City, TN 376041124142880
  2. Melissa Brock, LCSWJohnson City, TN 376041508950858
  3. Karen Carver Malone, MSW, CMSW, LCSWJohnson City, TN 376041235253527
  4. Stephen Crowe, LCSWJohnson City, TN 376041598906042
  5. Dwight Ernst, LCSWJohnson City, TN 376041518113281
  6. Susan Fields, LCSWJohnson City, TN 376041013900042
  7. Mary Grice, MSW-LCSWJohnson City, TN 376041740395516
  8. Djuna Osborne, MSW, LCSWJohnson City, TN 376041720108970

Common questions

What is Mary Diane Priesmeyer, LCSW's NPI number?

Mary Diane Priesmeyer, LCSW's National Provider Identifier (NPI) is 1922863208, issued on Feb 16, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Mary Diane Priesmeyer, LCSW located?

The NPPES record lists a practice address at 109 W Watauga Ave, Johnson City, TN, 37604. Phone: (423) 232-2600. Providers update this record themselves, so call before visiting.

How can I verify Mary Diane Priesmeyer, LCSW's license?

NPPES lists Tennessee license number 8448, as entered by the provider. Search the Tennessee 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. Medicare files from data.cms.gov. 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.