Dr James R Williams, MD - Medicare Colorectal Surgery (proctology) in St Petersburg, FL

Dr James R Williams, MD is a medicare enrolled "Colon & Rectal Surgery" physician in St Petersburg, Florida. He went to University Of Louisville School Of Medicine and graduated in 2007 and has 17 years of diverse experience with area of expertise as Colorectal Surgery (proctology). He is a member of the group practice Ohi West Medical Group Llc and his current practice location is 603 7th St S Ste 500, St Petersburg, Florida. You can reach out to his office (for appointments etc.) via phone at (727) 893-6363.

Dr James R Williams is licensed to practice in Florida (license number ME105441) 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 1205015427.

Contact Information

Dr James R Williams, MD
603 7th St S Ste 500,
St Petersburg, FL 33701-4734
(727) 893-6363
(727) 893-6364

Map and Direction




Physician's Profile

Full NameDr James R Williams
GenderMale
SpecialityColorectal Surgery (proctology)
Experience17 Years
Location603 7th St S Ste 500, St Petersburg, 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:
  • Dr James R Williams attended and graduated from University Of Louisville School Of Medicine in 2007
  NPI Data:
  • NPI Number: 1205015427
  • Provider Enumeration Date: 10/25/2007
  • Last Update Date: 10/28/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4587883236
  • Enrollment ID: I20151020000001

Medical Identifiers

Medical identifiers for Dr James R Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1205015427NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery ME105441 (Florida)Secondary
390200000XStudent In An Organized Health Care Education/training Program TRN11783 (Florida)Secondary
208C00000XColon & Rectal Surgery ME105441 (Florida)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Bayfront Health - St PetersburgSaint petersburg, FLHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ohi West Medical Group Llc266888250798

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. Dr James R Williams allows following entities to bill medicare on his behalf.
Entity NameBayfront Hma Physician Management Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588904056
PECOS PAC ID: 2163668302
Enrollment ID: O20130415000150
Entity NameOhi West Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1518572551
PECOS PAC ID: 2668882507
Enrollment ID: O20201105000368

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. Dr James R Williams 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
Dr James R Williams, MD
603 7th St S Ste 500,
St Petersburg, FL 33701-4734

Ph: (727) 893-6363
Dr James R Williams, MD
603 7th St S Ste 500,
St Petersburg, FL 33701-4734

Ph: (727) 893-6363

Reviews and Comments



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.