NPPES file of Aug 9, 2026

Gretta Susan Thompson, NP

Nurse Practitioner · Grand Junction, CO

Gretta Susan Thompson, NP is a nurse practitioner with a practice address in Grand Junction, Colorado, and NPI 1306575170, issued on Jun 7, 2022. Check the license (Colorado 1649476, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1306575170
Name
Gretta Susan Thompson
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
1649476 CO
Self-reported in NPPES; status is on the state search
Practice location
2333 N 6TH St, Grand Junction, CO 81501
Phone
(970) 200-1600
Enumerated
Jun 7, 2022
Record last updated
Feb 5, 2023
Fax
(970) 697-4603
Medicare enrollment
Enrolled (PECOS I20240212002660); accepts Medicare assignment
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 2333 N 6TH St

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

  1. Patrick Andrews, CDA, RDHDental Hygienist1750739066
  2. Meredith Banks, DMDGeneral Practice Dentistry1841795846
  3. Kate Beauchamp, DDSGeneral Practice Dentistry1417798117
  4. Elizabeth Buisker, DOFamily Medicine Physician1922262450
  5. Brandi Byars, LCSWClinical Social Worker1255044913
  6. Derek Diaz, PA-CMedical Physician Assistant1780952614

Verify Gretta Susan Thompson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 1649476
    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
Find 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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3.8 times the Medicare Part D claims of the average nurse practitioner in 2024

4,218 Medicare Part D claims for 322 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 116 claims were for opioids.

  1. Gretta Thompson4,218
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium300 claims
  2. Levothyroxine Sodium224 claims
  3. Lisinopril210 claims
  4. Metformin Hcl156 claims
  5. Amlodipine Besylate134 claims
  6. Gabapentin125 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $4.98

1 payment: food and beverage; the largest payer was Organon Llc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gretta Thompson$4.98
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Marillac Clinic, Inc.Grand Junction, CO

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

Gretta Susan Thompson among 1,260 nurse practitioner records in Colorado

Gretta Susan Thompson, NP is one of 1,260 nurse practitioner records with a practice address in Colorado. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 81% of them.

  • NPI issued2022 · 81% of these records are older, 14% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2022 · median 2018 among the 662 with a school on file
  • Record last updated2023 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

38 nurse practitioner records list a practice address in Grand Junction

They are 38 of the 3,482 NPPES records with a practice address in Grand Junction, and 1,260 nurse practitioner records in Colorado.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Mary Bagshaw, FNPGrand Junction, CO 815011043473267
  2. Karma Bruner, FNPGrand Junction, CO 815011699940767
  3. Laurie Cox, NPGrand Junction, CO 815011972787851
  4. Eleanor Diamse, NPGrand Junction, CO 815011851874853
  5. Linda Evans, NPGrand Junction, CO 815011750549929
  6. Christina Harlow, APRNGrand Junction, CO 815011457791139
  7. Roseanna Jennings, NPGrand Junction, CO 815011801267133
  8. Annette Johnson, NPGrand Junction, CO 815011033195920

Common questions

What is Gretta Susan Thompson, NP's NPI number?

Gretta Susan Thompson, NP's National Provider Identifier (NPI) is 1306575170, issued on Jun 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Gretta Susan Thompson, NP located?

The NPPES record lists a practice address at 2333 N 6TH St, Grand Junction, CO, 81501. Phone: (970) 200-1600. Providers update this record themselves, so call before visiting.

How can I verify Gretta Susan Thompson, NP's license?

NPPES lists Colorado license number 1649476, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Gretta Susan Thompson, NP prescribe under Medicare Part D?

In 2024, Gretta Susan Thompson, NP had 4,218 Medicare Part D claims for 322 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

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.