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NATHANIEL JINYOUNG KIM MD
NPI 1649807967
Internal Medicine - Cardiovascular Disease in Tucson, AZ

Active since March 25, 2020PECOS Enrolled
1501 N CAMPBELL AVE STE 5153, TUCSON, AZ 85724(520) 626-1232 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 13, 2026, Jul 28, 2023, Mar 25, 2020 (3 updates tracked since 2020).

About Nathaniel Jinyoung Kim Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATHANIEL JINYOUNG KIM MD (NPI 1649807967) is an individual cardiovascular disease provider in Tucson, Arizona, licensed in Arizona (69599) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Indianapolis, and is a graduate of Indiana University School Of Medicine (2017).

NPPES Registry Identity

NPI1649807967
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameNATHANIEL JINYOUNG KIMCredential: MD
Location Address1501 N CAMPBELL AVE STE 5153Tucson, AZ 85724-3715
Mailing Address743 Spring St Ne Ste 710Gainesville, GA 30501-3715 · (770) 219-8730
Phone(520) 626-1232
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2017
Enumeration DateMarch 25, 2020
Last NPPES UpdateMay 13, 20263 updates tracked since enumeration
NPPES CertifiedMay 13, 2026
✔ NPI 1649807967 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in AZ · 69599
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 01100164A (IN)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1501 N CAMPBELL AVE STE 5153, Tucson, AZ 85724
Open in Google Maps ↗

Secondary Practice Location 1

Location 18333 Naab Rd Ste 420Indianapolis, IN 46260-1992 · Phone (317) 338-6666

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nathaniel Jinyoung Kim Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7416386198
PECOS Enrollment IDI20260519001003
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Nathaniel Kim reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St. Vincent Medical Group, Inc.
1,477 mi
Internal Medicine
8402 HARCOURT RD STE 120
Indianapolis, IN 46260
  • Reassigned Medicare billing, Indiana enrollment
  • 945 clinicians in this Medicare group
NPI 1710708367 (317) 582-8600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85724 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER ANGUS MD
Internal Medicine (Cardiovascular Disease)
1501 N CAMPBELL AVE STE 5153
TUCSON, AZ 85724
Pima County (520) 626-8927

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nathaniel Kim's NPI number?

The NPI number for Nathaniel Kim is 1649807967. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Where is Nathaniel Kim located?

Nathaniel Kim practices at 1501 N Campbell Ave Ste 5153, Tucson, AZ 85724. The listed phone number is (520) 626-1232.

What is Nathaniel Kim's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Nathaniel Kim enrolled in Medicare?

Yes. Nathaniel Kim is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nathaniel Kim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathaniel Kim reassigns Medicare benefits to St. Vincent Medical Group, Inc. (Indianapolis, IN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nathaniel Kim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nathaniel Kim was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.