NPPES file of Aug 9, 2026

Andrea S. Thornton, MD

Critical Care Medicine (Internal Medicine) Physician · Grand Junction, CO

Andrea S. Thornton, MD is a critical care medicine (internal medicine) physician with a practice address in Grand Junction, Colorado, and NPI 1629178512, issued on Sep 22, 2006. Check the license (Colorado 49523, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629178512
Name
Andrea S. Thornton
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
49523 CO
6272A WY
Self-reported in NPPES; status is on the state search
Practice location
2635 N 7TH St, Grand Junction, CO 81501
Phone
(970) 298-5864
Enumerated
Sep 22, 2006
Record last updated
Oct 23, 2024
Fax
(970) 298-5888
Medicaid IDs
82923531 CO
116274800 WY
Medicare enrollment
Enrolled (PECOS I20110121000764); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 1993
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2635 N 7TH St

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

  1. Angela Aldoretta, RN, NNPNeonatal Nurse Practitioner1467446245
  2. Peter Aldoretta, M.D.Neonatal-Perinatal Medicine Physician1790784775
  3. Westin Amberge, M.D., M.B.A.Emergency Medicine Physician1700176690
  4. Theresa Anderson, RPARadiology Practitioner Assistant1023774924
  5. Grant Armour, MDAnesthesiology Physician1467747238
  6. Megan AtkinPhysician Assistant1487118212

Verify Andrea S. Thornton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 49523
    Check 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 Colorado 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.

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Bills Medicare through one group practice

  1. Intermountain Medical Group Grand Junction, LLCGrand Junction, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Andrea S. Thornton among 149 critical care medicine (internal medicine) physician records in Colorado

Andrea S. Thornton, MD is one of 149 critical care medicine (internal medicine) physician records with a practice address in Colorado. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 59% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated1993 · median 2005 among the 123 with a school on file
  • Record last updated2024 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Colorado

There are 149 critical care medicine (internal medicine) physician records in Colorado.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Mark McGinley, MDGrand Junction, CO 815011457324733
  2. Lukasz Muniga, MDGrand Junction, CO 815011538234406
  3. Krista Stephens, MDGrand Junction, CO 815011538798830
  4. Ricki KumarGrand Junction, CO 815051548794761
  5. Richard Brown, MDDurango, CO 813011003889627
  6. Michael Dempsey, MDDurango, CO 813011194754408
  7. Gustav Hallin, MDDurango, CO 813011982677852
  8. Steven Weiss, M.D.Durango, CO 813011427274208

Common questions

What is Andrea S. Thornton, MD's NPI number?

Andrea S. Thornton, MD's National Provider Identifier (NPI) is 1629178512, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Andrea S. Thornton, MD located?

The NPPES record lists a practice address at 2635 N 7TH St, Grand Junction, CO, 81501. Phone: (970) 298-5864. Providers update this record themselves, so call before visiting.

How can I verify Andrea S. Thornton, MD's license?

NPPES lists Colorado license number 49523, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.