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DR. TIMOTHY MICHAEL MARSHALL JR. MD
NPI 1982406872
Internal Medicine in Boise, ID

Active since March 24, 2025PECOS Enrolled
500 W FORT ST # 111R, BOISE, ID 83702(208) 422-1000 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jun 4, 2025, Mar 24, 2025 (2 updates tracked since 2025).

About Dr. Timothy Michael Marshall Jr. Md NPPES

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

DR. TIMOTHY MICHAEL MARSHALL JR. MD (NPI 1982406872) is an individual internal medicine provider in Boise, Idaho, licensed in Idaho (1071463) and active in the NPI registry since March 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1982406872
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. TIMOTHY MICHAEL MARSHALL JR.Credential: MD
Location Address500 W FORT ST # 111RBoise, ID 83702-4599
Mailing Address500 W Fort St # 111rBoise, ID 83702-4599
Phone(208) 422-1000
Sole ProprietorNo
Enumeration DateMarch 24, 2025
Last NPPES UpdateJune 4, 20252 updates tracked since enumeration
NPPES CertifiedJune 4, 2025
✔ NPI 1982406872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in ID · 1071463
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.
500 W FORT ST # 111R, Boise, ID 83702
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Timothy Michael Marshall Jr. Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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
$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 20

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

SEYEDEHZEINAB MOUSAVI MD
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
WILLIAM KOWALLIS
Student in an Organized Health Care Education/Training Program
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
TAYLOR JENE MELLINGER DO
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
CALEB ADDAI MENSAH MD
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
CONNOR GUTHRIE
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
MARIA CAMILA VARGAS
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1314
DR. MATTHEW FONTE MD
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000
DR. COLVIN GREENBERG MD
Internal Medicine
500 W FORT ST # 111R
BOISE, ID 83702
Ada County (208) 422-1000

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 Timothy Marshall's NPI number?

The NPI number for Timothy Marshall is 1982406872. It was assigned to this individual provider in the NPPES registry on March 24, 2025.

Where is Timothy Marshall located?

Timothy Marshall practices at 500 W Fort St # 111R, Boise, ID 83702. The listed phone number is (208) 422-1000.

What is Timothy Marshall's specialty?

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

Is Timothy Marshall enrolled in Medicare?

Yes. Timothy Marshall is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Timothy Marshall was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.