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DR. WILLIAM NESTOR FERNANDEZ M.D.
NPI 1104805662
Internal Medicine in Helena, MT

Active since January 12, 2006
2400 GOLD RUSH AVE, HELENA, MT 59601(406) 465-6957(406) 443-3350 Get Directions Write a Review

NPPES record last updated: March 23, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William Nestor Fernandez M.d. NPPES

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

DR. WILLIAM NESTOR FERNANDEZ M.D. (NPI 1104805662) is an individual internal medicine provider in Helena, Montana, licensed in Montana (8680) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1104805662
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM NESTOR FERNANDEZCredential: M.D.
Location Address2400 GOLD RUSH AVEHelena, MT 59601-5663
Mailing Address2400 Gold Rush AveHelena, MT 59601-5663 · (406) 465-6957 · Fax (406) 443-3350
Phone(406) 465-6957
Fax(406) 443-3350
Sole ProprietorNo
Enumeration DateJanuary 12, 2006
Last NPPES UpdateMarch 23, 2009
✔ NPI 1104805662 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MT · 8680
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.
2400 GOLD RUSH AVE, Helena, MT 59601
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Other Identifiers 1

Medicare UPINH05129MT

Other Providers at the Same Location NPPES

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

WILLIAM FERNANDEZ MD PLLC
Internal Medicine
2400 GOLD RUSH AVE
HELENA, MT 59601
Lewis And Clark County (406) 465-6957

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 William Fernandez's NPI number?

The NPI number for William Fernandez is 1104805662. It was assigned to this individual provider in the NPPES registry on January 12, 2006.

Where is William Fernandez located?

William Fernandez practices at 2400 Gold Rush Ave, Helena, MT 59601. The listed phone number is (406) 465-6957.

What is William Fernandez's specialty?

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

When was this NPI record last updated?

The NPPES record for William Fernandez was last updated on March 23, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.