John Stanley Griffin Jr, MD - Medicare Internal Medicine in Texarkana, TX

John Stanley Griffin Jr, MD is a medicare enrolled "Internal Medicine" physician in Texarkana, Texas. He went to University Of Arkansas College Of Medicine and graduated in 1987 and has 37 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Collom And Carney Clinic Association, Collom And Carney Clinic Association and his current practice location is 5002 Cowhorn Creek Rd, Texarkana, Texas. You can reach out to his office (for appointments etc.) via phone at (903) 614-3000.

John Stanley Griffin Jr is licensed to practice in Texas (license number H7748) 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 1720088636.

Contact Information

John Stanley Griffin Jr, MD
5002 Cowhorn Creek Rd,
Texarkana, TX 75503-9766
(903) 614-3000
(903) 614-3525

Map and Direction




Physician's Profile

Full NameJohn Stanley Griffin Jr
GenderMale
SpecialityInternal Medicine
Experience37 Years
Location5002 Cowhorn Creek Rd, Texarkana, 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:
  • John Stanley Griffin Jr attended and graduated from University Of Arkansas College Of Medicine in 1987
  NPI Data:
  • NPI Number: 1720088636
  • Provider Enumeration Date: 07/21/2005
  • Last Update Date: 12/31/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 2163561820
  • Enrollment ID: I20091209000551

Medical Identifiers

Medical identifiers for John Stanley Griffin Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720088636NPI-NPPES
116225702MedicaidTX
117984001OtherARMEDICAID

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine C7276 (Arkansas)Secondary
207R00000XInternal Medicine H7748 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Onesource Home Care IncLongview, TXHome health agency
Family Home HealthLongview, TXHome health agency
Christus St Michael Health SystemTexarkana, TXHospital
Wadley Regional Medical CenterTexarkana, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Collom And Carney Clinic Association135524954194
Collom And Carney Clinic Association135524954194

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. John Stanley Griffin Jr allows following entities to bill medicare on his behalf.
Entity NameCollom & Carney Clinic Association
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1114909934
PECOS PAC ID: 1355249541
Enrollment ID: O20031226000046

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. John Stanley Griffin 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
John Stanley Griffin Jr, MD
5002 Cowhorn Creek Rd,
Texarkana, TX 75503-9766

Ph: (903) 614-3000
John Stanley Griffin Jr, MD
5002 Cowhorn Creek Rd,
Texarkana, TX 75503-9766

Ph: (903) 614-3000

Reviews and Comments


Internal Medicine Doctors in Texarkana, TX

Dr. Douglas Scott Black, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1002 Texas Blvd, Suite 401, Texarkana, TX 75501
Phone: 903-794-8820    Fax: 903-794-8878
Charles Chibundu Mbonu, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2604 St. Michael Drive, Suite 310, Texarkana, TX 75503
Phone: 903-614-5001    Fax: 903-614-5077
Jonathan F Thomas, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5002 Cowhorn Creek Rd, Texarkana, TX 75503
Phone: 903-614-3000    Fax: 903-614-3525
Mrs. Michelle R Dehan, RN, ACNP
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1550 Moores Ln, Texarkana, TX 75503
Phone: 903-793-7378    
Job Jacob, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5002 Cowhorn Creek Rd, Texarkana, TX 75503
Phone: 903-614-3000    Fax: 903-614-3525
Jayendra D. Patel, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2600 Saint Michael Dr, Texarkana, TX 75503
Phone: 903-614-2111    Fax: 903-614-6913
Dr. Thomas Alston, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1400 College Dr, Ste 202, Texarkana, TX 75503
Phone: 903-735-5330    

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.