NPPES file of Aug 9, 2026

Daniel David Sumrok, M.D.

Addiction Medicine (Psychiatry & Neurology) Physician · Mc Kenzie, TN

Daniel David Sumrok, M.D. is an addiction medicine (psychiatry & neurology) physician with a practice address in Mc Kenzie, Tennessee, and NPI 1669461679, issued on Oct 21, 2005. Check the license (Tennessee 21860, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669461679
Name
Daniel David Sumrok
Credential
M.D.
Primary taxonomy
Addiction Medicine (Psychiatry & Neurology) Physician 2084A0401X
License numbers
21860 TN
MD0000021860 TN
Self-reported in NPPES; status is on the state search
Practice location
1894 Cedar St, Mc Kenzie, TN 38201
Phone
(731) 352-0603
Enumerated
Oct 21, 2005
Record last updated
Jul 7, 2026
Fax
(731) 352-0185
Medicaid IDs
207113001 AR
3063617 TN
710068160 KY
03488833 MS
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 1894 Cedar St

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

  1. Victoria Ivy, FNP-CFamily Nurse Practitioner1235918947

Verify Daniel David Sumrok in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 21860
    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
Open the Tennessee license search

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93% fewer Medicare Part D claims than the average addiction medicine (psychiatry & neurology) physician in 2024

65 Medicare Part D claims for 14 beneficiaries, against an average of 870 among the 264 providers of this specialty who prescribed in Part D.

  1. Daniel Sumrok65
  2. Specialty average870

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Daniel David Sumrok among 13 addiction medicine (psychiatry & neurology) physician records in Tennessee

Daniel David Sumrok, M.D. is one of 13 addiction medicine (psychiatry & neurology) physician records with a practice address in Tennessee. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 77% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2026 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084A0401X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Medicine (Psychiatry & Neurology) Physician providers in Tennessee

There are 13 addiction medicine (psychiatry & neurology) physician records in Tennessee.

The 8 addiction medicine (psychiatry & neurology) physician records with the nearest ZIP codes

  1. Lauren McClairen, M.D.Memphis, TN 381191457886129
  2. Nita Desai, MDMemphis, TN 381181043264443
  3. Charles Herrin, M.D.Kingsport, TN 376601821039512
  4. Ernest Ivey, M.D.Chattanooga, TN 374151568459212
  5. Charles Harmuth, MDManchester, TN 373551487634853
  6. Paul Ragan, MDNashville, TN 372321629160049
  7. Jan Mayer, M.D.Nashville, TN 372091689710485
  8. Harold Embrack, M.D.Nashville, TN 372081932511680

Common questions

What is Daniel David Sumrok, M.D.'s NPI number?

Daniel David Sumrok, M.D.'s National Provider Identifier (NPI) is 1669461679, issued on Oct 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Daniel David Sumrok, M.D. located?

The NPPES record lists a practice address at 1894 Cedar St, Mc Kenzie, TN, 38201. Phone: (731) 352-0603. Providers update this record themselves, so call before visiting.

How can I verify Daniel David Sumrok, M.D.'s license?

NPPES lists Tennessee license number 21860, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Daniel David Sumrok, M.D. prescribe under Medicare Part D?

In 2024, Daniel David Sumrok, M.D. had 65 Medicare Part D claims for 14 beneficiaries; the average among addiction medicine (psychiatry & neurology) physician prescribers was 870. Part D covers Medicare prescriptions 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.