Doctor profile · Federal record

Dr. Stephen Cass, MD

Otolaryngology Physician (CMS: Otolaryngology) · Aurora, CO

  • NPI 1568555910
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 15, 2012
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Colorado #37951
Medicaid
CO #03478262

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568555910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
285
Distinct HCPCS
8
Medicare allowed
$42,947
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 55 48 $67
69210 Removal of impacted ear wax 48 45 $32
99204 New patient office or other outpatient visit, 45-59 minutes 46 46 $134
99214 Established patient office or other outpatient visit, 30-39 minutes 45 44 $98
99203 New patient office or other outpatient visit, 30-44 minutes 40 40 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 21 20 $141
69930 Insertion of cochlear device 16 16 $1,255
69220 Simple removal of skin debris and drainage of mastoid cavity 14 12 $54

In context: peer comparison

Among 6 peers in this city , average services per provider: 48. This provider delivers 5.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,930
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Oticon Medical, LLC 2 $3,087.97
Advanced Bionics, LLC 3 $1,215.39
Cochlear Americas 2 $236.77
Zimmer Biomet Holdings, Inc. 1 $147.82
Acclarent, Inc 1 $133.26
MED-EL Corporation 2 $108.60

By nature of payment

Travel and Lodging
$3,025
Consulting Fee
$1,060
Food and Beverage
$845

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
52
Patients
18
Total drug cost
$1,529
Drug Type Claims Patients Total cost
Ofloxacin Generic 27 18 $1,200
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 13 0 $201
Spironolactone Generic 12 0 $129

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Cass's medical specialty?
Dr. Stephen Cass practices Otolaryngology Physician in Aurora, CO.
Where does Dr. Stephen Cass practice?
Dr. Stephen Cass practices at 12605 E 16Th Ave, Aurora, CO 800452545. Office phone: 7208480000.
What is Dr. Stephen Cass's NPI?
Dr. Stephen Cass's National Provider Identifier (NPI) is 1568555910, issued by NPPES.
Does Dr. Stephen Cass accept Medicare assignment?
Yes. Dr. Stephen Cass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Cass commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of impacted ear wax (HCPCS 69210); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.