Dr Mark Frederic Williams, MD - Medicare Otolaryngology in Lutherville, MD

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Dr Mark Frederic Williams, MD is a medicare enrolled "Otolaryngology" physician in Lutherville, Maryland. He went to Medical College Of Georgia School Of Medicine and graduated in 1988 and has 38 years of diverse experience with area of expertise as Otolaryngology. He is a member of the group practice Greater Baltimore Medical Center and his current practice location is 1205 York Rd, Ste 33, Lutherville, Maryland. You can reach out to his office (for appointments etc.) via phone at (410) 494-7060.

Dr Mark Frederic Williams is licensed to practice in Maryland (license number D0043030) 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 1104820828.

Contact Information

Dr Mark Frederic Williams, MD
1205 York Rd, Ste 33,
Lutherville, MD 21093-6211
(410) 494-7060
(410) 832-5202

Map and Direction




Physician's Profile

Full NameDr Mark Frederic Williams
GenderMale
SpecialityOtolaryngology
Experience38 Years
Location1205 York Rd, Lutherville, Maryland
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 Mark Frederic Williams attended and graduated from Medical College Of Georgia School Of Medicine in 1988
  NPI Data:
  • NPI Number: 1104820828
  • Provider Enumeration Date: 06/09/2005
  • Last Update Date: 04/08/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 1355520933
  • Enrollment ID: I20110128000187

Medical Identifiers

Medical identifiers for Dr Mark Frederic Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104820828NPI-NPPES
076331400MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Y00000XOtolaryngology D0043030 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sentara Rmh Medical CenterHarrisonburg, VAHospital

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 Mark Frederic Williams allows following entities to bill medicare on his behalf.
Entity NameGreater Baltimore Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1891855763
PECOS PAC ID: 1759276975
Enrollment ID: O20040217000852
Entity NameDrs. Price & Williams LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083899827
PECOS PAC ID: 6103005749
Enrollment ID: O20110127000946

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 Mark Frederic 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 Mark Frederic Williams, MD
1205 York Rd, Ste 33,
Lutherville, MD 21093-6211

Ph: (410) 494-7060		Dr Mark Frederic Williams, MD
1205 York Rd, Ste 33,
Lutherville, MD 21093-6211

Ph: (410) 494-7060

Reviews and Comments


Otolaryngology Doctors in Lutherville, MD

Dr. Jimmy Pimentel Cua, M.D.
Otolaryngology
Medicare: Not Enrolled in Medicare
Practice Location: 8500 Southfields Cir, Lutherville, MD 21093
Phone: 410-321-6155    
Dr. Michael A Dias, MD
Otolaryngology
Medicare: Accepting Medicare Assignments
Practice Location: 1447 York Road, Lutherville, MD 21093
Phone: 410-339-5685    Fax: 410-339-5620

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.