Registry data as of Aug 27, 2026

Lee Pietrangelo, M.D.

Internal Medicine Physician · Great Falls, MT

Lee Pietrangelo, M.D. is an internal medicine physician with a practice address in Great Falls, Montana, and NPI 1477656734, issued on Sep 5, 2006. Check the license on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1477656734
Name
Lee Pietrangelo
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1101 26TH St S, Great Falls, MT 59405
Phone
(406) 455-5000
Enumerated
Sep 5, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1101 26TH St S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Joie Abner, DOEmergency Medicine Physician1881036119
  2. Michael Adams, MDEmergency Medicine Physician1770576555
  3. Graig Aders, M.D.Psychiatry Physician1265758734
  4. Khansa AliStudent in an Organized Health Care Education/Training Program1497632277
  5. Jeffrey Allen, CRNACertified Registered Nurse Anesthetist1245256916
  6. Batool Alnahar, MBBSStudent in an Organized Health Care Education/Training Program1447137310

Verify Lee Pietrangelo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical ExaminersCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Montana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

The Medicare quality score for 2023: 89.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score72.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Benefis Hospitals IncGreat Falls, MT · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

40 internal medicine physician records list a Great Falls practice address

They are 40 of the 1,798 NPPES records with a Great Falls practice address, and 394 internal medicine physician records in Montana.

Other internal medicine physician records in Montana

  1. Farnaz Abbasimoradi, MDBillings, MT1104434562
  2. Ryan Adams, MDMissoula, MT1790952653
  3. Timothy Adams, MDBozeman, MT1891706537
  4. Thomas Addison, MDGreat Falls, MT1871594754
  5. Yee Chuan Ang, M.D.Billings, MT1104138668
  6. Faranak Argani, MDBillings, MT1558475954
  7. Janet Armstrong, M.D.Glasgow, MT1215949557
  8. Susan Askin, MDFort Harrison, MT1588771604
  9. James Attarian, MDBozeman, MT1144209198
  10. Elias Baied, DOGreat Falls, MT1023497708

Common questions

What is Lee Pietrangelo, M.D.'s NPI number?

Lee Pietrangelo, M.D.'s National Provider Identifier (NPI) is 1477656734, issued on Sep 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lee Pietrangelo, M.D. located?

The NPPES record lists a practice address at 1101 26TH St S, Great Falls, MT, 59405. Phone: (406) 455-5000. Providers update this record themselves, so call before visiting.

How can I verify Lee Pietrangelo, M.D.'s license?

Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Lee Pietrangelo, M.D.'s Medicare quality score?

The 2023 MIPS final score is 89.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.