Warren Dorlac, M.D.
NPI 1689740144 · Surgery Physician · Loveland, CO
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Warren Dorlac, M.D. is a Surgery Physician provider in Loveland, CO (NPI 1689740144).
Provider details
- NPI number
- 1689740144
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- DR.0053091 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
369 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Prolonged Hospital Inpatient Or Observation Care Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By ThG0316 | 119 | $30 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 100 | $112 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 45 | $167 |
| Critical Care, First 30-74 Minutes99291 | 38 | $205 |
| Critical Care, Each Additional 30 Minutes99292 | 27 | $105 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,733 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-28
- Last updated
- 2016-03-22
Frequently asked questions
- What is Warren Dorlac's NPI number?
- Warren Dorlac's National Provider Identifier (NPI) is 1689740144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Dorlac's specialty?
- Warren Dorlac is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Warren Dorlac located?
- Warren Dorlac's practice location on file with NPPES is 2500 Rocky Mountain Ave Ste 2200, Loveland, CO 80538-9004.
- What is Warren Dorlac's phone number?
- The practice phone number listed in the NPPES registry for Warren Dorlac is (970) 203-7520.
- Does Warren Dorlac accept Medicare?
- Warren Dorlac is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Warren Dorlac's NPI active?
- Yes — Warren Dorlac's NPI (1689740144) is active in the NPPES registry as of the last update on 2016-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.