Mark W Shabla, MD - Medicare Gastroenterology in Winter Haven, FL

Mark W Shabla, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Winter Haven, Florida. He went to Ohio State University College Of Medicine and graduated in 1975 and has 49 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Gessler Clinic Professional Association and his current practice location is 635 1st St N, Winter Haven, Florida. You can reach out to his office (for appointments etc.) via phone at (863) 294-0670.

Mark W Shabla is licensed to practice in Florida (license number ME28695) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1659340008.

Contact Information

Mark W Shabla, MD
635 1st St N,
Winter Haven, FL 33881-4129
(863) 294-0670
(863) 298-3200

Map and Direction




Physician's Profile

Full NameMark W Shabla
GenderMale
SpecialityGastroenterology
Experience49 Years
Location635 1st St N, Winter Haven, Florida
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mark W Shabla attended and graduated from Ohio State University College Of Medicine in 1975
  NPI Data:
  • NPI Number: 1659340008
  • Provider Enumeration Date: 03/17/2006
  • Last Update Date: 05/20/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 2860529633
  • Enrollment ID: I20100427000750

Medical Identifiers

Medical identifiers for Mark W Shabla such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659340008NPI-NPPES
039522600MedicaidFL
110007133OtherFLMEDICARE ID/ RRM PIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology ME28695 (Florida)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Gessler Clinic Professional Association347654548425

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. Mark W Shabla allows following entities to bill medicare on his behalf.
Entity NameGessler Clinic Professional Association
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154399533
PECOS PAC ID: 3476545484
Enrollment ID: O20040331000760

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. Mark W Shabla 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
Mark W Shabla, MD
635 1st St N,
Winter Haven, FL 33881-4129

Ph: (863) 294-0670
Mark W Shabla, MD
635 1st St N,
Winter Haven, FL 33881-4129

Ph: (863) 294-0670

Reviews and Comments


Internal Medicine Doctors in Winter Haven, FL

Taha Dias, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 4112 Island Lakes Dr, Winter Haven, FL 33881
Phone: 863-594-8354    Fax: 407-386-7878
Syed Waseemuddin Ahmed Md,
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Medicare: Accepting Medicare Assignments
Practice Location: 675 Avenue L Se, Winter Haven, FL 33880
Phone: 863-293-9500    Fax: 863-293-9511
Kajetan M Pochcial, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 601 1st St N, Winter Haven, FL 33881
Phone: 863-294-0670    Fax: 863-298-3200
Alan L Sallman, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 500 E Central Ave, Bond Clinic, P.a., Winter Haven, FL 33880
Phone: 863-293-1191    Fax: 863-293-3635
Sammy Moussly, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 325 1st St N, Winter Haven, FL 33881
Phone: 863-293-1191    
Dabir A Siddiqui, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 500 E Central Ave, Winter Haven, FL 33880
Phone: 863-293-1191    Fax: 863-293-3635
Siva K. Bhashyam, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 201 Magnolia Ave Sw, Winter Haven, FL 33880
Phone: 863-269-0210    Fax: 863-824-7097

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.