Darren Eugene Nisly, DO
Surgery · Grand Junction, CO
At a glance
General Surgeons Of Western Colorado, Grand Junction, CO 81501-8102
Published activity: Colonoscopy · Hernia repair (minimally invasive) · Hernia repair - groin (open). View counts and coverage
NPPES record updated Feb 12, 2021. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
General Surgeons Of Western Colorado 2440 N 11Th StGrand Junction, CO 81501-8102
Additional reported practice locations
401 Kokopelli Blvd Ste 3Fruita, CO 815213308
Phone: 9702001510
Fax: 8339670876 300 W Ottley Ave
Fruita, CO 815212118
Phone: 9708583900
Fax: 9708582202
Education & affiliations
- Medical / professional school
- Rocky Vista University College Of Osteopathic Med
- Graduation year
- 2015
- CMS specialties
- General Surgery
Practice groups
- Colorado Surgical Affiliates Llc
- Eastern Rio Blanco County Health Service District
- Grand River Hospital District
Reported hospital affiliations
- Eastern Rio Blanco County Health Service District Meeker, CO
- Grand River Hospital District Rifle, CO
- Intermountain Health St. Mary's Regional Hospital Grand Junction, CO
- Moab Regional Hospital Moab, UT
- Valley View Hospital Association Glenwood Springs, CO
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 17 |
| Hernia repair (minimally invasive) | 14 |
| Hernia repair - groin (open) | 1-10 |
| Mastectomy | 1-10 |
| Melanoma (skin cancer) excision | 1-10 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Surgery
- Taxonomy code
- 208600000X
- Enumeration date
- May 18, 2015
- Record updated
- Feb 12, 2021
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- DO
Reported taxonomies and licenses
208600000X · Primary
License reported: DR.0064180 CO
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
General Surgeons Of Western Colorado2440 N 11Th St
Grand Junction, CO 81501-8102
- Phone
- (970) 243-0900
- Fax
- (970) 245-4235
Mailing address
714 1/2 WILLOW CREEK RDGRAND JUNCTION, CO 815059762
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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