NPPES file of Aug 9, 2026

Tanathun Kajornsakchai

Addiction Psychiatry Physician · Cleveland, OH

Tanathun Kajornsakchai is an addiction psychiatry physician with a practice address in Cleveland, Ohio, and NPI 1790337327, issued on Jul 13, 2019. Check the license (Ohio 35.147547, as entered in NPPES) on the State Medical Board of Ohio; 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
1790337327
Name
Tanathun Kajornsakchai
Primary taxonomy
Addiction Psychiatry Physician 2084P0802X
License number
35.147547 OH
Self-reported in NPPES; status is on the state search
Practice location
9500 Euclid Ave # NA-23, Cleveland, OH 44195
Phone
(216) 444-2200
Enumerated
Jul 13, 2019
Record last updated
Jul 23, 2024
Medicare enrollment
Enrolled (PECOS I20241101003071); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 9500 Euclid Ave # NA-23

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

  1. Rayan Abboud, MS, MDStudent in an Organized Health Care Education/Training Program1023696150
  2. Mahmoud Abou Zeinab, MDStudent in an Organized Health Care Education/Training Program1821739657
  3. Sami Abou-Assi, MDStudent in an Organized Health Care Education/Training Program1437738945
  4. Shree Agrawal-Patel, MDUrology Physician1134682032
  5. Abdullah Al Jabri, MD, FRCSCStudent in an Organized Health Care Education/Training Program1063143402
  6. Hazem Alahwal, M.D.Student in an Organized Health Care Education/Training Program1053707596

Verify Tanathun Kajornsakchai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35.147547
    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 Ohio license search

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88% fewer Medicare Part D claims than the average addiction psychiatry physician in 2024

87 Medicare Part D claims for 18 beneficiaries, against an average of 716 among the 421 providers of this specialty who prescribed in Part D.

  1. Tanathun Kajornsakchai87
  2. Specialty average716

Most prescribed

  1. Buprenorphine-Naloxone13 claims

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.

Bills Medicare through one group practice

  1. Partners Physician GroupAkron, OH

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

Tanathun Kajornsakchai among 24 addiction psychiatry physician records in Ohio

Tanathun Kajornsakchai is one of 24 addiction psychiatry physician records with a practice address in Ohio. 50% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.

  • NPI issued2019 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 50% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0802X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Psychiatry Physician providers in Ohio

There are 24 addiction psychiatry physician records in Ohio.

The 8 addiction psychiatry physician records with the nearest ZIP codes

  1. Harry Pollock, MDCleveland, OH 441091447328885
  2. Brandon Salzman, DOCleveland, OH 441061730718792
  3. Alexandr Dron, M.D.Northfield, OH 440671295170439
  4. Martin Macklin, M.D.Chardon, OH 440241033105218
  5. Muhannad Kassawat, MDNorth Lima, OH 444521023266533
  6. John Sorboro, MDYoungstown, OH 445041932110400
  7. Kristy ClarkDover, OH 446221164349940
  8. Michael Oros, M.D.North Canton, OH 447201720278914

Common questions

What is Tanathun Kajornsakchai's NPI number?

Tanathun Kajornsakchai's National Provider Identifier (NPI) is 1790337327, issued on Jul 13, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Tanathun Kajornsakchai located?

The NPPES record lists a practice address at 9500 Euclid Ave # NA-23, Cleveland, OH, 44195. Phone: (216) 444-2200. Providers update this record themselves, so call before visiting.

How can I verify Tanathun Kajornsakchai's license?

NPPES lists Ohio license number 35.147547, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tanathun Kajornsakchai prescribe under Medicare Part D?

In 2024, Tanathun Kajornsakchai had 87 Medicare Part D claims for 18 beneficiaries; the average among addiction psychiatry physician prescribers was 716. 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.