John Kalasky, D.O.
Hospitalist Physician · Marietta, OH
John Kalasky, D.O. is a hospitalist physician with a practice address in Marietta, Ohio, and NPI 1962829119, issued on Mar 26, 2014. Check the license (Ohio 34012860, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- John Kalasky
- Credential
- D.O.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 34012860 OH
34.012860 OH
5101027288 MI
Self-reported in NPPES; status is on the state search - Practice location
- 401 Matthew St, Marietta, OH 45750
- Phone
- (740) 374-7000
- Enumerated
- Mar 26, 2014
- Record last updated
- Apr 8, 2026
- Fax
- (740) 374-7701
- Medicare enrollment
- Enrolled (PECOS I20230303001531); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 982 in Ohio → Look up another NPI →
Also registered at 401 Matthew St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Oriade Adeoye, M.DPulmonary Disease Physician1417397688
- Amanda AlexanderPhysical Therapy Assistant1265319651
- Corey Alley, MDInternal Medicine Physician1366020968
- Shannon Altazan, DOEmergency Medicine Physician1477057883
- Megan Amos, CRNACertified Registered Nurse Anesthetist1801380084
- Michael Archer, DOEmergency Medicine Physician1982349288
Verify John Kalasky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34012860Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average hospitalist physician in 2024
53 Medicare Part D claims for 23 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Nifedipine Er11 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
- Mymichigan Medical GroupAlpena, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Kalasky among 982 hospitalist physician records in Ohio
John Kalasky, D.O. is one of 982 hospitalist physician records with a practice address in Ohio. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 51% of them.
- NPI issued2014 · 51% of these records are older, 44% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2013 · median 2012 among the 835 with a school on file
- Record last updated2026 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Ohio
There are 982 hospitalist physician records in Ohio.
All 982 in Ohio → Every provider in Marietta → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Michael Bang, MDMarietta, OH 457501245349463
- Wendy Brandan, M.D.Marietta, OH 457501164784401
- Francisco Brea Abreu, MDMarietta, OH 457501821382060
- Richard Kessey, MDMarietta, OH 457501760496228
- Gharanai Payind, MDMarietta, OH 457501184702581
- Dore Shafransky, DOMarietta, OH 457501750336178
- Gavin Baumgardner, D.O.Athens, OH 457011538265434
- Cornelia Kacir, D.O.Athens, OH 457011699884452
Common questions
What is John Kalasky, D.O.'s NPI number?
John Kalasky, D.O.'s National Provider Identifier (NPI) is 1962829119, issued on Mar 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is John Kalasky, D.O. located?
The NPPES record lists a practice address at 401 Matthew St, Marietta, OH, 45750. Phone: (740) 374-7000. Providers update this record themselves, so call before visiting.
How can I verify John Kalasky, D.O.'s license?
NPPES lists Ohio license number 34012860, 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 John Kalasky, D.O. prescribe under Medicare Part D?
In 2024, John Kalasky, D.O. had 53 Medicare Part D claims for 23 beneficiaries; the average among hospitalist physician prescribers was 521. 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.