Doctor profile · Federal record

Dr. Warren Dorlac, M.D.

Surgery Physician (CMS: General Surgery) · Surgical Critical Care Physician · Loveland, CO

  • NPI 1689740144
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2500 Rocky Mountain Ave Ste 2200
Loveland, CO 805389004
(970) 203-7520
fax (970) 203-7256

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 22, 2016
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Colorado #DR.0053091
Medicaid
CO #77758528

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689740144. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
409
Distinct HCPCS
6
Medicare allowed
$41,223
HCPCS Description Services Patients Avg allowed
G0316 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 th 131 56 $31
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 106 61 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 52 52 $174
99292 Critical care, each additional 30 minutes 52 16 $108
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 35 27 $80
99291 Critical care, first 30-74 minutes 33 20 $215

In context: peer comparison

Among 6 peers in Loveland Surgery Physician, average services per provider: 38. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,733
Transactions
10
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Zoll Medical Corporation 2 $3,490.22
Integra LifeSciences Corporation 6 $2,060.35
AstraZeneca Pharmaceuticals Lp 1 $116.69
DePuy Synthes Sales INC. 1 $66.00

By nature of payment

Honoraria
$3,413
Long Term Medical Supply or Device Loan
$2,060
Food and Beverage
$183
Travel and Lodging
$78

Frequently asked questions

Auto-generated from federal data
What is Dr. Warren Dorlac's medical specialty?
Dr. Warren Dorlac practices Surgery Physician in Loveland, CO.
Where does Dr. Warren Dorlac practice?
Dr. Warren Dorlac practices at 2500 Rocky Mountain Ave Ste 2200, Loveland, CO 805389004. Office phone: 9702037520.
What is Dr. Warren Dorlac's NPI?
Dr. Warren Dorlac's National Provider Identifier (NPI) is 1689740144, issued by NPPES.
Does Dr. Warren Dorlac accept Medicare assignment?
Yes. Dr. Warren Dorlac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Warren Dorlac commonly perform?
Top Medicare-reported procedures in 2023: 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 th (HCPCS G0316); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.