1. Home
  2. Directory
  3. Washington
  4. Spokane
  5. Internal Medicine
  6. NPI Profile

SWIGGUM INTERNAL MEDICINE, PLLC
NPI 1033810452
Internal Medicine - Geriatric Medicine in Spokane, WA

Active since March 13, 2023CLIA 50D2280905 · Waiver
2903 E 25TH AVE, SPOKANE, WA 99223(509) 536-6700(509) 536-6856 Get Directions Write a Review

NPPES record last updated: March 13, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Swiggum Internal Medicine, Pllc NPPES

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

SWIGGUM INTERNAL MEDICINE, PLLC (NPI 1033810452) is a healthcare organization registered as a geriatric medicine in Spokane, Washington and active in the NPI registry since March 2023. The organization holds a CLIA Waiver certificate valid through April 4, 2028 and lists Kristina Swiggum, Owner, as its authorized official.

NPPES Registry Identity

NPI1033810452
Entity TypeOrganization
Primary Taxonomy207RG0300X
Legal Business NameSWIGGUM INTERNAL MEDICINE, PLLC
Location Address2903 E 25TH AVESpokane, WA 99223-4992
Mailing Address2903 E 25th AveSpokane, WA 99223-4992 · (509) 536-6700 · Fax (509) 536-6856
Phone(509) 536-6700
Fax(509) 536-6856
Organization SubpartNo
Authorized OfficialKristina SwiggumOwner · (509) 536-6700
Enumeration DateMarch 13, 2023
NPPES CertifiedMarch 13, 2023
✔ NPI 1033810452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
2903 E 25TH AVE, Spokane, WA 99223
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Swiggum Internal Medicine, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Swiggum Internal Medicine, PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Kristina Swiggum, MD
Internal Medicine
NPI 1225122591
1215 N MCDONALD RD #101
Spokane Valley, WA 99216
(509) 924-1950
✔ PECOS✔ Accepts Medicare6.5 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 50D2280905

Swiggum Internal Medicine, PLLC · Spokane, WA
Active · expires Apr 4, 2028
CLIA Number50D2280905
Laboratory TypePhysician Office
Certificate Effective DateApril 27, 2023
Certificate Expiration DateApril 4, 2028
Laboratory DirectorKristina Swiggum
Laboratory Phone(509) 536-6700
Laboratory LocationSwiggum Internal Medicine, PLLC2903 E 25th Ave, Spokane, WA 99223
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Swiggum Internal Medicine, PLLC's NPI number?

The NPI number for Swiggum Internal Medicine, PLLC is 1033810452. It was assigned to this organization in the NPPES registry on March 13, 2023.

Where is Swiggum Internal Medicine, PLLC located?

Swiggum Internal Medicine, PLLC is located at 2903 E 25th Ave, Spokane, WA 99223. The listed phone number is (509) 536-6700.

What is Swiggum Internal Medicine, PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Swiggum Internal Medicine, PLLC enrolled in Medicare?

Yes. Swiggum Internal Medicine, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Swiggum Internal Medicine, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Swiggum Internal Medicine, PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Swiggum Internal Medicine, PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 50D2280905) is associated with this NPI, valid through April 4, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Swiggum Internal Medicine, PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Swiggum Internal Medicine, PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Swiggum Internal Medicine, PLLC was last updated on March 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.