Dr John Wesley Mercer Jr, MD - Medicare Family Practice in Wylie, TX

Dr John Wesley Mercer Jr, MD is a medicare enrolled "Family Medicine" physician in Wylie, Texas. He went to Louisiana State University School Of Medicine In New Orleans and graduated in 1997 and has 27 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Healthtexas Provider Network and his current practice location is 600 Cooper Dr, Wylie, Texas. You can reach out to his office (for appointments etc.) via phone at (972) 442-7325.

Dr John Wesley Mercer Jr is licensed to practice in Texas (license number L1667) 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 1235196957.

Contact Information

Dr John Wesley Mercer Jr, MD
600 Cooper Dr,
Wylie, TX 75098-3970
(972) 442-7325
(972) 442-8348

Map and Direction




Physician's Profile

Full NameDr John Wesley Mercer Jr
GenderMale
SpecialityFamily Practice
Experience27 Years
Location600 Cooper Dr, Wylie, Texas
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 John Wesley Mercer Jr attended and graduated from Louisiana State University School Of Medicine In New Orleans in 1997
  NPI Data:
  • NPI Number: 1235196957
  • Provider Enumeration Date: 04/27/2006
  • Last Update Date: 01/18/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7416938519
  • Enrollment ID: I20040525001583

Medical Identifiers

Medical identifiers for Dr John Wesley Mercer Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235196957NPI-NPPES
164914703MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine L1667 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Texas Home Health Group Of Mckinney, LlcMckinney, TXHome health agency
Baylor Scott And White Medical Center Lake PointeRowlett, TXHospital
Baylor Scott & White Medical Center PlanoPlano, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Healthtexas Provider Network13552542101844

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 John Wesley Mercer Jr allows following entities to bill medicare on his behalf.
Entity NameHealthtexas Provider Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760488936
PECOS PAC ID: 1355254210
Enrollment ID: O20040727001187

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 John Wesley Mercer Jr 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 John Wesley Mercer Jr, MD
600 Cooper Dr,
Wylie, TX 75098-3970

Ph: (972) 442-7325
Dr John Wesley Mercer Jr, MD
600 Cooper Dr,
Wylie, TX 75098-3970

Ph: (972) 442-7325

Reviews and Comments


Family Medicine Doctors in Wylie, TX

Dr. Sandy Kim Ngan Nguy, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2300 W Fm 544 Ste 270, Wylie, TX 75098
Phone: 469-800-2100    
Dr. Tena P Patterson, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 600 Cooper Drive, Suite 100, Wylie, TX 75098
Phone: 972-442-7325    Fax: 972-442-8348
Philomena Osimiri, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 3503 Abelia Dr, Wylie, TX 75098
Phone: 214-293-5891    
Dr. Travis M. Caudill, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 600 Cooper Drive, Suite 100, Wylie, TX 75098
Phone: 972-442-7325    Fax: 972-442-8348
Dr. Stephen T Drye, MD
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 801 Woodbridge Pkwy, Suite 100, Wylie, TX 75098
Phone: 469-495-9015    
Mokarroma Sharmin, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2300 W Fm 544 Ste 270, Wylie, TX 75098
Phone: 469-800-2100    

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.