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RYAN JOHN DAY MD
NPI 1982281747
Internal Medicine in Boise, ID

Active since March 26, 2021PECOS EnrolledAccepts Medicare Assignment
1000 E PARK BLVD, SUITE 120, BOISE, ID 83712(208) 381-4100(208) 381-4101 Get Directions Write a Review

NPPES record last updated: July 10, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 10, 2024, Aug 16, 2023, Aug 4, 2022 and 1 more (4 updates tracked since 2021).

About Ryan John Day Md NPPES

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

RYAN JOHN DAY MD (NPI 1982281747) is an individual internal medicine provider in Boise, Idaho, licensed in Idaho (M-16840) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with St Luke's Regional Medical Center, and maintains a secondary practice location in Meridian.

NPPES Registry Identity

NPI1982281747
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameRYAN JOHN DAYCredential: MD
Location Address1000 E PARK BLVD, SUITE 120Boise, ID 83712
Mailing Address500 W Fort St # 111rBoise, ID 83702-4501 · (208) 422-1314 · Fax (208) 422-1388
Phone(208) 381-4100
Fax(208) 381-4101
Sole ProprietorYes
Medical School CMSUniversity Of Washington School Of MedicineGraduated 2021
Enumeration DateMarch 26, 2021
Last NPPES UpdateJuly 10, 20244 updates tracked since enumeration
NPPES CertifiedJuly 10, 2024
✔ NPI 1982281747 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in ID · M-16840
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1000 E PARK BLVD, Boise, ID 83712
Open in Google Maps ↗

Secondary Practice Location 1

Location 1520 S Eagle Rd Ste 3102Meridian, ID 83642-6352 · Phone (208) 706-5100 · Fax (208) 706-5169

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ryan John Day Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779992565
PECOS Enrollment IDI20240724002300
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 Ryan Day reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St Lukes Clinic-Treasure Valley LLC
0.7 mi
Family Medicine
190 E BANNOCK ST
Boise, ID 83712
  • Reassigned Medicare billing, Idaho enrollment
  • 1,312 clinicians in this Medicare group
NPI 1326336058 (208) 381-2222

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

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Luke's Regional Medical Center

Acute Care Hospitals · Boise, ID
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number130006
Location190 East Bannock StreetBoise, ID 83712 · Ada County
Emergency services Birthing friendly

Saint Alphonsus Regional Medical Center

Acute Care Hospitals · Boise, ID
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number130007
Location1055 North Curtis RoadBoise, ID 83706 · Ada County
Emergency services Birthing friendly

St Luke's Nampa Medical Center

Acute Care Hospitals · Nampa, ID
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number130071
Location9850 West St Lukes DriveNampa, ID 83687 · Canyon County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 83712 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
$121.27 typical visit price
range $52.44 – $160.17
Typical copayment $30.31 (range $13.11 – $40.04)
Most-billed visit code 99204
Established Patient
$93.26 typical visit price
range $16.68 – $130.93
Typical copayment $23.31 (range $4.17 – $32.73)
Most-billed visit code 99214
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 4

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

ALEX TANABE M.D.
Internal Medicine
1000 E PARK BLVD
BOISE, ID 83712
Ada County (208) 381-4100
DR. MICHAEL ALFRED BIDDLE JR. PHARM.D., BCPS
Pharmacist
1000 E PARK BLVD
BOISE, ID 83712
Ada County (208) 381-4100
ZOE ANNA HARDY
Specialist/Technologist, Pathology (Laboratory Management)
1000 E PARK BLVD
BOISE, ID 83712
Ada County (208) 989-8192
SAMANTHA JO SMITH PA-C
Physician Assistant
1000 E PARK BLVD
BOISE, ID 83712
Ada County (208) 871-0644

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 Ryan Day's NPI number?

The NPI number for Ryan Day is 1982281747. It was assigned to this individual provider in the NPPES registry on March 26, 2021.

Where is Ryan Day located?

Ryan Day practices at 1000 E Park Blvd Suite 120, Boise, ID 83712. The listed phone number is (208) 381-4100.

What is Ryan Day's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ryan Day enrolled in Medicare?

Yes. Ryan Day is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Ryan Day's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Day reassigns Medicare benefits to St Lukes Clinic-Treasure Valley LLC (Boise, ID). 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 Ryan Day's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ryan Day accept?

Health plans from Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Select Health list Ryan Day 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.

Is Ryan Day affiliated with any hospitals?

According to CMS data, Ryan Day is affiliated with St Luke's Regional Medical Center, Saint Alphonsus Regional Medical Center and St Luke's Nampa Medical Center.

When was this NPI record last updated?

The NPPES record for Ryan Day was last updated on July 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.