Jack Keiser, FNP - Medicare Nurse Practitioner in Nashville, TN

Jack Keiser, FNP is a medicare enrolled "Nurse Practitioner - Family" in Nashville, Tennessee. He graduated from nursing school in 2018 and has 6 years of diverse experience with area of expertise as Nurse Practitioner. He is a member of the group practice Saint Thomas Medical Partners and his current practice location is 41 Peabody St, Nashville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (615) 420-7515.

Jack Keiser is licensed to practice in Tennessee (license number 24976) 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 1104393651.

Contact Information

Jack Keiser, FNP
41 Peabody St,
Nashville, TN 37210-2125
(615) 420-7515
(615) 420-7515

Map and Direction




Provider's Profile

Full NameJack Keiser
GenderMale
SpecialityNurse Practitioner
Experience6 Years
Location41 Peabody St, Nashville, 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:
  • Jack Keiser graduated from nursing school in 2018
  NPI Data:
  • NPI Number: 1104393651
  • Provider Enumeration Date: 11/01/2018
  • Last Update Date: 10/28/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3577802800
  • Enrollment ID: I20190305001449

Medical Identifiers

Medical identifiers for Jack Keiser such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104393651NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 24976 (Tennessee)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Saint Thomas Medical Partners1557269354519

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. Jack Keiser allows following entities to bill medicare on his behalf.
Entity NameSaint Thomas Medical Partners
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437194669
PECOS PAC ID: 1557269354
Enrollment ID: O20031230000470
Entity NameKeiser Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194474387
PECOS PAC ID: 8820475569
Enrollment ID: O20220518000907

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. Jack Keiser 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
Jack Keiser, FNP
9300 Arrowhead Ct,
Brentwood, TN 37027-7477

Ph: (615) 775-7720
Jack Keiser, FNP
41 Peabody St,
Nashville, TN 37210-2125

Ph: (615) 420-7515

Reviews and Comments


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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.