Cynthia L Johnston, MD - Medicare Emergency Medicine in Marathon, FL

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Cynthia L Johnston, MD is a medicare enrolled "Emergency Medicine" physician in Marathon, Florida. Her current practice location is 3301 Overseas Hwy, Marathon, Florida. You can reach out to her office (for appointments etc.) via phone at (305) 743-5533.

Cynthia L Johnston is licensed to practice in Florida (license number ME94206) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1831162239.

Contact Information

Cynthia L Johnston, MD
3301 Overseas Hwy,
Marathon, FL 33050-2329
(305) 743-5533
(305) 289-0630

Map and Direction




Physician's Profile

Full NameCynthia L Johnston
GenderFemale
SpecialityEmergency Medicine
Location3301 Overseas Hwy, Marathon, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1831162239
  • Provider Enumeration Date: 02/08/2006
  • Last Update Date: 09/05/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 7911927793
  • Enrollment ID: I20051123000425

Medical Identifiers

Medical identifiers for Cynthia L Johnston such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831162239NPI-NPPES
31076OtherFLBCBS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine ME94206 (Florida)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Cynthia L Johnston allows following entities to bill medicare on her behalf.
Entity NameDwic Of Tampa Bay Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780633834
PECOS PAC ID: 3779573167
Enrollment ID: O20040517001035
Entity NameBruce L Boros Md Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659443976
PECOS PAC ID: 1658359062
Enrollment ID: O20040712001204
Entity NameMedexpress Urgent Care Of Boynton Beach, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366544728
PECOS PAC ID: 7517980832
Enrollment ID: O20060112000219

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Cynthia L Johnston is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Cynthia L Johnston, MD
Po Box 500369,
Marathon, FL 33050-0369

Ph: (305) 304-0448		Cynthia L Johnston, MD
3301 Overseas Hwy,
Marathon, FL 33050-2329

Ph: (305) 743-5533

Reviews and Comments


Emergency Medicine Doctors in Marathon, FL

Charles W Sweeney, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3301 Overseas Hwy, Marathon, FL 33050
Phone: 305-743-5533    Fax: 305-289-0630
Shirley W Cassada, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 3301 Overseas Hwy, Marathon, FL 33050
Phone: 305-743-5533    Fax: 305-289-0630
Ernesto Eloy Villoch Iii, EMT/PARAMEDIC
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 3000 41st Street Ocean, Marathon, FL 33050
Phone: 305-434-7660    
Scott W. Smith, D.O.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3301 Overseas Hwy, Marathon, FL 33050
Phone: 305-743-5533    Fax: 305-289-0630
Martina Riley, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 90 Calle Ensueno, Marathon, FL 33050
Phone: 305-743-6073    
Sara Marie Sauve, NP
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3301 Overseas Hwy, Marathon, FL 33050
Phone: 305-434-1000    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.