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ZACHARY RONALD GRUNIG PA-C
NPI 1649625963
Physician Assistant in Boise, ID

Active since April 25, 2016PECOS EnrolledAccepts Medicare Assignment
287 W JEFFERSON ST, BOISE, ID 83702(208) 322-1680(208) 385-7708 Get Directions Write a Review

NPPES record last updated: November 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 11, 2025, Apr 3, 2023, Jan 18, 2022 (3 updates tracked since 2022).

About Zachary Ronald Grunig Pa-c NPPES

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

ZACHARY RONALD GRUNIG PA-C (NPI 1649625963) is an individual physician assistant in Boise, Idaho, licensed in Idaho (PA-2164) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with St Luke's Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1649625963
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameZACHARY RONALD GRUNIGCredential: PA-C
Location Address287 W JEFFERSON STBoise, ID 83702-6045
Mailing Address190 E Bannock StBoise, ID 83712-6241
Phone(208) 322-1680
Fax(208) 385-7708
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 25, 2016
Last NPPES UpdateNovember 11, 20253 updates tracked since enumeration
NPPES CertifiedNovember 11, 2025
✔ NPI 1649625963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in ID · PA-2164
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
287 W JEFFERSON ST, Boise, ID 83702
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1633 N 4th StBoise, ID 83702-4510 · Phone (208) 342-9800 · Fax (208) 342-4223
Location 21825 S Kimball AveCaldwell, ID 83605-4828 · Phone (208) 455-3535 · Fax (208) 455-5190

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Zachary Ronald Grunig Pa-c 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 ID446642599
PECOS Enrollment IDI20260115000749
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.

Hospital Affiliations CMS Care Compare

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 83702 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
$81.13 typical visit price
range $52.44 – $160.17
Typical copayment $20.28 (range $13.11 – $40.04)
Most-billed visit code 99203
Established Patient
$65.77 typical visit price
range $16.68 – $130.93
Typical copayment $16.44 (range $4.17 – $32.73)
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 16

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

MS. JENNIFER HOLLON APRN-CNP
Nurse Practitioner (Family)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
DR. LUCIANO COSTA AMADO MD
Internal Medicine (Clinical Cardiac Electrophysiology)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
ROBERT S LEE MD
Internal Medicine (Cardiovascular Disease)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 343-7940
MATTHEW SAUL DUBMAN APRN-CNP
Nurse Practitioner (Acute Care)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
KATHERINE ELIZABETH MANKUS PA-C
Physician Assistant
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
KATHARINE M HALL NP
Nurse Practitioner (Family)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
JUSTICE ORANEFO M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680
NATHAN THOMPSON BURKE ACNPC-AG
Nurse Practitioner (Acute Care)
287 W JEFFERSON ST
BOISE, ID 83702
Ada County (208) 322-1680

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 Zachary Grunig's NPI number?

The NPI number for Zachary Grunig is 1649625963. It was assigned to this individual provider in the NPPES registry on April 25, 2016.

Where is Zachary Grunig located?

Zachary Grunig practices at 287 W Jefferson St, Boise, ID 83702. The listed phone number is (208) 322-1680.

What is Zachary Grunig's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Zachary Grunig enrolled in Medicare?

Yes. Zachary Grunig 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.

What insurance does Zachary Grunig accept?

Health plans from Moda Health Plan, Inc., Providence Health Plan and Select Health list Zachary Grunig 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 Zachary Grunig affiliated with any hospitals?

According to CMS data, Zachary Grunig is affiliated with St Luke's Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Zachary Grunig was last updated on November 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.