Individual Healthcare Provider
Michael Massaro, DO
Provider's NPPES record last updated: July 1, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1043897481
- Primary Specialty
- Internal Medicine
- Practice Location
- Twin Falls, Idaho
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 20, 2026, 5:45 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Internal Medicine
Allopathic & Osteopathic Physicians
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.
Taxonomy code 207R00000X
Provider-Reported License Information
- Internal Medicine (Idaho)
- 7971137
- Internal Medicine (Indiana)
- 02007224A
Practice Locations
Practice Location
801 Pole Line Rd W
Twin Falls, Idaho 83301-5799
Phone: (208) 814-4100
Additional Practice Location
8414 Naab Rd Ste 100
Indianapolis, Indiana 46260-1972
Phone: (317) 338-7510
Fax: (317) 338-7539
Additional Practice Location
190 E Bannock St
Boise, Idaho 83712-6241
Phone: (208) 381-5015
Fax: (208) 381-1873
Additional Practice Location
2001 W 86th St
Indianapolis, Indiana 46260-1902
Phone: (317) 338-2345
Record Information
- Enumeration Date
- March 24, 2021
- Provider's NPPES Record Last Updated
- July 1, 2026
- Certification Date
- July 1, 2026
- NPISignal NPPES Dataset
- August 2026
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