Dr Jeffrey John Grabenstein, MD - Medicare Family Practice in Oak Ridge, TN

Dr Jeffrey John Grabenstein, MD is a medicare enrolled "Family Medicine" physician in Oak Ridge, Tennessee. He went to Northwestern University Feinberg Medical School and graduated in 1980 and has 44 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Family Doctors Of Oak Ridge, Pc and his current practice location is 400 Laboratory Rd Ste 101, Oak Ridge, Tennessee. You can reach out to his office (for appointments etc.) via phone at (865) 482-1692.

Dr Jeffrey John Grabenstein is licensed to practice in Tennessee (license number MD0000030688) 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 1639277494.

Contact Information

Dr Jeffrey John Grabenstein, MD
400 Laboratory Rd Ste 101,
Oak Ridge, TN 37830-6808
(865) 482-1692
(865) 482-4070

Map and Direction




Physician's Profile

Full NameDr Jeffrey John Grabenstein
GenderMale
SpecialityFamily Practice
Experience44 Years
Location400 Laboratory Rd Ste 101, Oak Ridge, Tennessee
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 Jeffrey John Grabenstein attended and graduated from Northwestern University Feinberg Medical School in 1980
  NPI Data:
  • NPI Number: 1639277494
  • Provider Enumeration Date: 09/20/2006
  • Last Update Date: 10/09/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2769678648
  • Enrollment ID: I20101118000760

Medical Identifiers

Medical identifiers for Dr Jeffrey John Grabenstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639277494NPI-NPPES
3836002MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD0000030688 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Parkwest Medical CenterKnoxville, TNHospital
Methodist Medical Center Of Oak RidgeOak ridge, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Family Doctors Of Oak Ridge, Pc55977163322

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 Jeffrey John Grabenstein allows following entities to bill medicare on his behalf.
Entity NameFamily Doctors Of Oak Ridge, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1932220720
PECOS PAC ID: 5597716332
Enrollment ID: O20050209000278

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 Jeffrey John Grabenstein 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 Jeffrey John Grabenstein, MD
400 Laboratory Rd Ste 101,
Oak Ridge, TN 37830-6808

Ph: (865) 482-1692
Dr Jeffrey John Grabenstein, MD
400 Laboratory Rd Ste 101,
Oak Ridge, TN 37830-6808

Ph: (865) 482-1692

Reviews and Comments


Family Medicine Doctors in Oak Ridge, TN

Alex M Alexander, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 114 Dover Ln, Oak Ridge, TN 37830
Phone: 865-482-9911    
Dr. David Worrell Seay, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 100 Vermont Ave, Oak Ridge, TN 37830
Phone: 865-482-1777    Fax: 865-482-1030
Dr. Toral Bharat Pattni, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 100 Vermont Ave, Oak Ridge, TN 37830
Phone: 865-482-1777    Fax: 865-482-1030
Pamela A Bridgeman, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 801 Oak Ridge Tpke, Oak Ridge, TN 37830
Phone: 865-483-3172    
Dr. David Ross Compton, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 100 Vermont Ave, Oak Ridge, TN 37830
Phone: 865-482-1777    Fax: 865-482-1030
Sonali Deo, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 801 Oak Ridge Tpke, Oak Ridge, TN 37830
Phone: 865-483-3172    Fax: 833-908-2163
Dr. Elizabeth Tenaglia Azel, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 100 Vermont Ave, Oak Ridge, TN 37830
Phone: 865-482-1777    Fax: 865-482-1030

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.