DR. WARREN CHARLES DORLAC M.D.
NPI 1689740144
Surgery in Loveland, CO
About Dr. Warren Charles Dorlac M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WARREN CHARLES DORLAC M.D. (NPI 1689740144) is an individual surgery provider in Loveland, Colorado, licensed in Colorado (DR.0053091) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Cheyenne Regional Medical Center, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (1989).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Warren Charles Dorlac M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Warren Dorlac reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 2,596 clinicians in this Medicare group
Laramie, WY 82072
- Reassigned Medicare billing, Wyoming enrollment
- 146 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cheyenne Regional Medical Center
Acute Care Hospitals · Cheyenne, WYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80538 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOVELAND, CO 80538
LOVELAND, CO 80538
LOVELAND, CO 80538
LOVELAND, CO 80538
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Warren Dorlac's NPI number?
The NPI number for Warren Dorlac is 1689740144. It was assigned to this individual provider in the NPPES registry on November 28, 2006.
Where is Warren Dorlac located?
Warren Dorlac practices at 2500 Rocky Mountain Ave Ste 2200, Loveland, CO 80538. The listed phone number is (970) 203-7520.
What is Warren Dorlac's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Warren Dorlac enrolled in Medicare?
Yes. Warren Dorlac is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Warren Dorlac's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Warren Dorlac reassigns Medicare benefits to 2 organizations: Poudre Valley Medical Group, LLC (Loveland, CO) and Ivinson Memorial Hospital (Laramie, WY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Warren Dorlac's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Warren Dorlac accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Blue Cross Blue Shield of Wyoming and Select Health and 1 other insurer list Warren Dorlac as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Warren Dorlac affiliated with any hospitals?
According to CMS data, Warren Dorlac is affiliated with Cheyenne Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Warren Dorlac was last updated on March 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Warren Charles Dorlac, M.D. · NPI 1689740144
Surgery physician in Loveland, Colorado. Individual provider, active in the CMS NPPES registry since November 28, 2006.
## Identity
- **NPI:** 1689740144 (Entity type: Individual)
- **Enumerated:** November 28, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** DR.0053091 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 ROCKY MOUNTAIN AVE STE 2200, Loveland, CO 80538-9004
- **Phone:** (970) 203-7520 · **Fax:** (970) 203-7256
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Poudre Valley Medical Group, LLC (NPI 1366763260, Loveland, CO); Ivinson Memorial Hospital (NPI 1033628599, Laramie, WY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Uniformed Services Uhs Fe Hebert School Of Med, class of 1989
## Record status
- **NPPES last updated:** March 22, 2016
- **Other identifiers:** Medicare PIN 427018YLB8 (CO); Medicaid 77758528 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1689740144) · Data from the CMS NPPES public registry.