Mark I. Block, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Hollywood, FL
Mark I. Block, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Hollywood, Florida, and NPI 1720071228, issued on Aug 30, 2005. Check the license (Florida ME91707, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Mark I. Block
- Credential
- MD
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License number
- ME91707 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1150 N 35TH Ave Ste 660, Hollywood, FL 33021
- Phone
- (954) 265-1125
- Enumerated
- Aug 30, 2005
- Record last updated
- Mar 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (954) 985-5578
- Medicaid ID
- 271273300 FL
- Medicare enrollment
- Enrolled (PECOS I20050126000778); accepts Medicare assignment
- Medical or professional school
- Yale University School Of Medicine, 1987
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 468 in Florida → Look up another NPI →
Also registered at 1150 N 35TH Ave Ste 660
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda Bryan, APRNAdult Health Nurse Practitioner1578239224
- Daniel Cohen, M.D.Family Medicine Physician1497720163
- Mohamed El Zaeedi, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1679823660
- Jenessy GonzalezAcute Care Nurse Practitioner1811569627
- Syed Razi, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1114213329
- Krystina SerpaFamily Nurse Practitioner1396292702
Verify Mark I. Block in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME91707Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
43 Medicare Part D claims for 14 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin25 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: $614.40
8 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 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 one group practice
- South Broward Hospital DistrictHollywood, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark I. Block among 468 thoracic surgery (cardiothoracic vascular surgery) physician records in Florida
Mark I. Block, MD is one of 468 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Florida. 82% 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, 83% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1987 · median 1995 among the 311 with a school on file
- Record last updated2021 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Florida
There are 468 thoracic surgery (cardiothoracic vascular surgery) physician records in Florida.
All 468 in Florida → Every provider in Hollywood → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Steven Bibevski, MDHollywood, FL 330211770796641
- Edward Bove, MDHollywood, FL 330211245322619
- Brian Bruckner, M.D.Hollywood, FL 330211871573097
- Michael Cortelli, MDHollywood, FL 330211073594677
- Mohamed El Zaeedi, MDHollywood, FL 330211679823660
- John Melvan, M.D., PH.D.Hollywood, FL 330211205279411
- Juan Plate, MDHollywood, FL 330211851460414
- Syed Razi, MDHollywood, FL 330211114213329
Common questions
What is Mark I. Block, MD's NPI number?
Mark I. Block, MD's National Provider Identifier (NPI) is 1720071228, issued on Aug 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark I. Block, MD located?
The NPPES record lists a practice address at 1150 N 35TH Ave Ste 660, Hollywood, FL, 33021. Phone: (954) 265-1125. Providers update this record themselves, so call before visiting.
How can I verify Mark I. Block, MD's license?
NPPES lists Florida license number ME91707, 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 Mark I. Block, MD prescribe under Medicare Part D?
In 2024, Mark I. Block, MD had 43 Medicare Part D claims for 14 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. 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.