NPPES file of Aug 9, 2026

Daniel Kenneth Washko, D.O.

Cardiovascular Disease Physician · Fairfield, OH

Daniel Kenneth Washko, D.O. is a cardiovascular disease physician with a practice address in Fairfield, Ohio, and NPI 1437566312, issued on Jul 12, 2014. Check the license (Ohio 34.014641, 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
1437566312
Name
Daniel Kenneth Washko
Credential
D.O.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
34.014641 OH
9408496 KS
Self-reported in NPPES; status is on the state search
Practice location
3000 Mack RD Ste 100, Fairfield, OH 45014
Phone
(513) 751-4222
Enumerated
Jul 12, 2014
Record last updated
Oct 29, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(513) 874-3023
Medicare enrollment
Enrolled (PECOS I20200902002079); 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 3000 Mack RD Ste 100

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

  1. Mehran Attari, M.D.Clinical Cardiac Electrophysiology Physician1760447148
  2. Philip Carson, MDInterventional Cardiology Physician1952665887
  3. Ryan Cook, APRNFamily Nurse Practitioner1720478548
  4. Brian Cothern, MDCardiovascular Disease Physician1700249729
  5. Matthew Dupont, PA-CPhysician Assistant1982305967
  6. William Kay, MDAdult Congenital Heart Disease Physician1700094307

Verify Daniel Kenneth Washko 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 34.014641
    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

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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85% more Medicare Part D claims than the average cardiovascular disease physician in 2024

5,695 Medicare Part D claims for 551 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Daniel Washko5,695
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium572 claims
  2. Metoprolol Succinate545 claims
  3. Rosuvastatin Calcium484 claims
  4. Amlodipine Besylate383 claims
  5. Furosemide306 claims
  6. Lisinopril267 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.

Industry payments in 2024: $119.49

5 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daniel Washko$119.49
  2. Specialty average$3,819.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mercy Health Physicians Cincinnati Specialty Care LLCFairfield, OH

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

Daniel Kenneth Washko among 1,009 cardiovascular disease physician records in Ohio

Daniel Kenneth Washko, D.O. is one of 1,009 cardiovascular disease physician records with a practice address in Ohio. 78% 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 83% of them.

  • NPI issued2014 · 83% of these records are older, 15% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2020 · median 1998 among the 680 with a school on file
  • Record last updated2020 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 cardiovascular disease physician records list a practice address in Fairfield

They are 16 of the 1,280 NPPES records with a practice address in Fairfield, and 1,009 cardiovascular disease physician records in Ohio.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. David Babbitt, MDFairfield, OH 450141346249018
  2. Kevin Cochran, MDFairfield, OH 450141902879976
  3. Brian Cothern, MDFairfield, OH 450141700249729
  4. Deborah Hauger, M.D.Fairfield, OH 450141689666869
  5. John Held, MDFairfield, OH 450141699774398
  6. Frank Jenike, MDFairfield, OH 450141083613780
  7. Mark Kirkham, MDFairfield, OH 450141033118732
  8. Alex Moseley, MDFairfield, OH 450141639557093

Common questions

What is Daniel Kenneth Washko, D.O.'s NPI number?

Daniel Kenneth Washko, D.O.'s National Provider Identifier (NPI) is 1437566312, issued on Jul 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Kenneth Washko, D.O. located?

The NPPES record lists a practice address at 3000 Mack RD Ste 100, Fairfield, OH, 45014. Phone: (513) 751-4222. Providers update this record themselves, so call before visiting.

How can I verify Daniel Kenneth Washko, D.O.'s license?

NPPES lists Ohio license number 34.014641, 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 Daniel Kenneth Washko, D.O. prescribe under Medicare Part D?

In 2024, Daniel Kenneth Washko, D.O. had 5,695 Medicare Part D claims for 551 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.