Brent James Prosser, M.D.
Gastroenterology Physician · Grand Junction, CO
Brent James Prosser, M.D. is a gastroenterology physician with a practice address in Grand Junction, Colorado, and NPI 1063579555, issued on Jan 3, 2007. Check the license (Colorado 45350, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brent James Prosser
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 45350 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1035 Wellington Ave, Grand Junction, CO 81501
- Phone
- (970) 242-6600
- Enumerated
- Jan 3, 2007
- Record last updated
- Dec 30, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (970) 241-8443
- Medicaid ID
- 35129549 CO
- Medicare enrollment
- Enrolled (PECOS I20070628000367); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2001
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 334 in Colorado → Look up another NPI →
Also registered at 1035 Wellington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eugene Crafton, M.DGastroenterology Physician1508874850
- Ellen Dy, M.D.Gastroenterology Physician1053317578
- Linda Evans, NPNurse Practitioner1750549929
- Katherine Rabbio, PAPhysician Assistant1902271786
- Philip Sarges, MDGastroenterology Physician1538393939
Verify Brent James Prosser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 45350Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% more Medicare Part D claims than the average gastroenterology physician in 2024
986 Medicare Part D claims for 295 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Pantoprazole Sodium543 claims
- Omeprazole69 claims
- Dexlansoprazole Dr41 claims
- Famotidine40 claims
- Stelara32 claims
- Xifaxan27 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 99.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $554.65
18 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Grand Junction Gastroenterology PLLCGrand Junction, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brent James Prosser among 334 gastroenterology physician records in Colorado
Brent James Prosser, M.D. is one of 334 gastroenterology physician records with a practice address in Colorado. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 37% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2001 · median 2003 among the 258 with a school on file
- Record last updated2014 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Colorado
There are 334 gastroenterology physician records in Colorado.
All 334 in Colorado → Every provider in Grand Junction → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Eugene Crafton, M.DGrand Junction, CO 815011508874850
- Ellen Dy, M.D.Grand Junction, CO 815011053317578
- Philip Sarges, MDGrand Junction, CO 815011538393939
- Steven Seagren, MDGrand Junction, CO 815011184665655
- William Shields, D.O.Grand Junction, CO 815011245203561
- Masi Khaja, MDGrand Junction, CO 815051982642526
- Bernard Pacini, M.D.Grand Junction, CO 815061699969667
- Eric Gochanour, MDGlenwood Springs, CO 816011306225396
Common questions
What is Brent James Prosser, M.D.'s NPI number?
Brent James Prosser, M.D.'s National Provider Identifier (NPI) is 1063579555, issued on Jan 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Brent James Prosser, M.D. located?
The NPPES record lists a practice address at 1035 Wellington Ave, Grand Junction, CO, 81501. Phone: (970) 242-6600. Providers update this record themselves, so call before visiting.
How can I verify Brent James Prosser, M.D.'s license?
NPPES lists Colorado license number 45350, 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.
How much does Brent James Prosser, M.D. prescribe under Medicare Part D?
In 2024, Brent James Prosser, M.D. had 986 Medicare Part D claims for 295 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Brent James Prosser, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.