Nathaniel Kwak, MD - Medicare Gastroenterology in Salt Lake City, UT

Nathaniel Kwak, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Salt Lake City, Utah. He went to University Of Texas Medical School At Houston and graduated in 2013 and has 11 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Utah Gastroenterology Llc and his current practice location is 1187 E 3900 S, Salt Lake City, Utah. You can reach out to his office (for appointments etc.) via phone at (801) 263-3041.

Nathaniel Kwak is licensed to practice in Utah (license number 13181453-1205) 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 1245674191.

Contact Information

Nathaniel Kwak, MD
1187 E 3900 S,
Salt Lake City, UT 84124-1201
(801) 263-3041
Not Available

Map and Direction




Physician's Profile

Full NameNathaniel Kwak
GenderMale
SpecialityGastroenterology
Experience11 Years
Location1187 E 3900 S, Salt Lake City, Utah
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:
  • Nathaniel Kwak attended and graduated from University Of Texas Medical School At Houston in 2013
  NPI Data:
  • NPI Number: 1245674191
  • Provider Enumeration Date: 04/22/2013
  • Last Update Date: 08/21/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1153639471
  • Enrollment ID: I20230412002556

Medical Identifiers

Medical identifiers for Nathaniel Kwak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245674191NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 13181453-1205 (Utah)Primary
207RG0100XInternal Medicine - Gastroenterology S2824 (Texas)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Mark's HospitalSalt lake city, UTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Utah Gastroenterology Llc983017415050

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. Nathaniel Kwak allows following entities to bill medicare on his behalf.
Entity NameUtah Gastroenterology Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871689562
PECOS PAC ID: 9830174150
Enrollment ID: O20040621001991

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. Nathaniel Kwak 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
Nathaniel Kwak, MD
1187 E 3900 S,
Salt Lake City, UT 84124-1201

Ph: (801) 263-3041
Nathaniel Kwak, MD
1187 E 3900 S,
Salt Lake City, UT 84124-1201

Ph: (801) 263-3041

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.