Merrill A. Krolick, D.O
Interventional Cardiology Physician · Largo, FL
Merrill A. Krolick, D.O is an interventional cardiology physician with a practice address in Largo, Florida, and NPI 1417919499, issued on Apr 5, 2006. Check the license (Florida OS5078, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Merrill A. Krolick
- Credential
- D.O
- Primary taxonomy
- Interventional Cardiology Physician 207RI0011X
- License number
- OS5078 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1345 W Bay Dr, Largo, FL 33770
- Phone
- (727) 581-3550
- Enumerated
- Apr 5, 2006
- Record last updated
- Feb 9, 2022
- Fax
- (727) 586-6190
- Medicaid ID
- 046156300 FL
- Medicare enrollment
- Enrolled (PECOS I20041118001039); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 1985
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest interventional cardiology physician records → All 651 in Florida → Look up another NPI →
Also registered at 1345 W Bay Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Baietto, DPTPhysical Therapist1861929788
- Rebecca Blackwelder, PA-CMedical Physician Assistant1508944646
- Alecia HowardPhysical Therapist1427372739
- Matthew Hutchison, D.O.Orthopaedic Surgery Physician1871898585
- Victoria Kennedy, PA-CMedical Physician Assistant1467579078
- Jesse Klein, DOInterventional Cardiology Physician1982815288
Verify Merrill A. Krolick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS5078Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average interventional cardiology physician in 2024
1,597 Medicare Part D claims for 405 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Atorvastatin Calcium136 claims
- Clopidogrel135 claims
- Eliquis125 claims
- Metoprolol Succinate121 claims
- Amlodipine Besylate110 claims
- Xarelto88 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: $29,200.93
172 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 4 group practices
- Cardiac And Veinworx LLCHollywood, FL
- Hollywood Medical Center Ekg Associates PAHollywood, FL
- Memorial Ekg Associates PAHollywood, FL
- West Florida Cardiology Network, LLCSaint Petersburg, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Merrill A. Krolick among 651 interventional cardiology physician records in Florida
Merrill A. Krolick, D.O is one of 651 interventional cardiology physician records with a practice address in Florida. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 50% newer
- In a Medicare fileYes · 96% of these records are
- In the CMS Doctors and Clinicians fileYes · 88% of these records are
- Graduated1985 · median 2001 among the 574 with a school on file
- Record last updated2022 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Cardiology Physician providers in Florida
There are 651 interventional cardiology physician records in Florida.
All 651 in Florida → Every provider in Largo → Interventional Cardiology Physician nationwide →
The 8 interventional cardiology physician records with the nearest ZIP codes
- Jesse Klein, DOLargo, FL 337701982815288
- Saurabh Sanon, M.D.Largo, FL 337701952629255
- Kenneth Dharamraj, M.D.Clearwater, FL 337651265461685
- Carlos Bayron, MDClearwater, FL 337611538157227
- Joseph Carragher, D.O.Clearwater, FL 337561477988897
- Syed Masood Gilani, MDClearwater, FL 337561265483143
- Fahad Hawk, MDClearwater, FL 337561689170219
- Donald Kikta, M.D.Clearwater, FL 337561477761005
Common questions
What is Merrill A. Krolick, D.O's NPI number?
Merrill A. Krolick, D.O's National Provider Identifier (NPI) is 1417919499, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Merrill A. Krolick, D.O located?
The NPPES record lists a practice address at 1345 W Bay Dr, Largo, FL, 33770. Phone: (727) 581-3550. Providers update this record themselves, so call before visiting.
How can I verify Merrill A. Krolick, D.O's license?
NPPES lists Florida license number OS5078, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Merrill A. Krolick, D.O prescribe under Medicare Part D?
In 2024, Merrill A. Krolick, D.O had 1,597 Medicare Part D claims for 405 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.