NPPES file of Aug 9, 2026

Mark Eric Whiteside, M.D.

Infectious Disease Physician · Key West, FL

Mark Eric Whiteside, M.D. is an infectious disease physician with a practice address in Key West, Florida, and NPI 1356314934, issued on Feb 13, 2006. Check the license (Florida ME0036940, as entered in NPPES) on the Florida health license search; 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
1356314934
Name
Mark Eric Whiteside
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
ME0036940 FL
Self-reported in NPPES; status is on the state search
Practice location
1100 Simonton St, Key West, FL 33040
Phone
(305) 809-5280
Enumerated
Feb 13, 2006
Record last updated
Apr 13, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(305) 293-1561
Medicaid ID
069424000 FL
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1100 Simonton St

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

  1. Dana Portillo, RNCommunity Health Registered Nurse1144521279
  2. Talley Reeb, RNCommunity Health Registered Nurse1134315609
  3. Alyssa SuggsFamily Nurse Practitioner1194372912

Verify Mark Eric Whiteside in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME0036940
    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 Florida license search

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6.6 times the Medicare Part D claims of the average infectious disease physician in 2024

4,578 Medicare Part D claims for 157 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. 298 claims were for opioids.

  1. Mark Whiteside4,578
  2. Specialty average689

Most prescribed

  1. Biktarvy242 claims
  2. Famotidine210 claims
  3. Lorazepam173 claims
  4. Genvoya120 claims
  5. Alprazolam102 claims
  6. Hydrocodone-Acetaminophen102 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.

Mark Eric Whiteside among 760 infectious disease physician records in Florida

Mark Eric Whiteside, M.D. is one of 760 infectious disease physician records with a practice address in Florida. 87% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 52% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 77% of these records are
  • Record last updated2015 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Florida

There are 760 infectious disease physician records in Florida.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Jerry Jackson, MDKey West, FL 330401881874584
  2. Kenneth Wagner, D.O.Islamorada, FL 330361518286657
  3. Kathreen Kraus, M.D.Homestead, FL 330301740414069
  4. Dante Melendez-Lecca, M.D.Pembroke Pines, FL 330281396907499
  5. Jameel Osborne, MDPembroke Pines, FL 330281285384230
  6. Yemane Bahta, MDPembroke Pines, FL 330261316020316
  7. Jessica Altamirano, M.D.Miami Gardens, FL 330551518169721
  8. Gustavo Batista, M.D.Pembroke Pines, FL 330241578710174

Common questions

What is Mark Eric Whiteside, M.D.'s NPI number?

Mark Eric Whiteside, M.D.'s National Provider Identifier (NPI) is 1356314934, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Eric Whiteside, M.D. located?

The NPPES record lists a practice address at 1100 Simonton St, Key West, FL, 33040. Phone: (305) 809-5280. Providers update this record themselves, so call before visiting.

How can I verify Mark Eric Whiteside, M.D.'s license?

NPPES lists Florida license number ME0036940, 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 Eric Whiteside, M.D. prescribe under Medicare Part D?

In 2024, Mark Eric Whiteside, M.D. had 4,578 Medicare Part D claims for 157 beneficiaries; the average among infectious disease physician prescribers was 689. 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.