Doctor profile · Federal record
Dr. Stephen Bayles, MD
Otolaryngology Physician (CMS: Otolaryngology) · Seattle, WA
- NPI 1477661080
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1100 9Th Ave
Seattle, WA 981012756
(206) 223-6600 - Mailing address
-
1100 Olive Way MSC M4-PA
Seattle, WA 981011873
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- January 25, 2013
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207Y00000X — NUCC code
- State license (1)
- Washington #MD00042558
- Medicaid
- WA #8368250
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477661080. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
347
Distinct HCPCS
9
Medicare allowed
$66,696
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 113 | 82 | $105 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 46 | 46 | $141 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 42 | 42 | $195 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 40 | 35 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 23 | 23 | $105 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 22 | 19 | $71 | |
38724 |
Removal of lymph nodes, muscle, and tissue of neck | 21 | 21 | $1,367 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 20 | 20 | $69 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 20 | 19 | $155 |
In context: peer comparison
Among 19 peers in Seattle Otolaryngology Physician, average services per provider: 52. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$125
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 1 | $125.02 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Stephen Bayles's medical specialty?
Dr. Stephen Bayles practices Otolaryngology Physician in Seattle, WA.
Where does Dr. Stephen Bayles practice?
Dr. Stephen Bayles practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236600.
What is Dr. Stephen Bayles's NPI?
Dr. Stephen Bayles's National Provider Identifier (NPI) is 1477661080, issued by NPPES.
Does Dr. Stephen Bayles accept Medicare assignment?
Yes. Dr. Stephen Bayles accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Bayles commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.