Doctor profile · Federal record
Dr. Ian Merrill, MD
Sleep Medicine (Psychiatry & Neurology) Physician (CMS: Neurology) · Seattle, WA
- NPI 1245350164
- Accepts Medicare
- MIPS 82.8 / 100 · 2023
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1536 N 115Th St, Ste 320
Seattle, WA 981338400
(206) 386-4744
fax (206) 215-1135 - Mailing address
-
Po Box 25608
Salt Lake City, UT 841250608
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- April 21, 2014
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 2084S0012X — NUCC code
- State license (1)
- Washington #MD 00047983
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245350164. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
164
Distinct HCPCS
5
Medicare allowed
$16,427
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 71 | 63 | $93 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 32 | 29 | $136 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 30 | 29 | $94 | |
95800 |
Sleep study including heart rate, breathing, and sleep time | 18 | 18 | $55 | |
95810 |
Sleep study in sleep lab (6 years or older) | 13 | 13 | $127 |
In context: peer comparison
Among 5 peers in Seattle Sleep Medicine (Psychiatry & Neurology) Physician, average services per provider: 53. This provider delivers 3.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
216
Patients
21
Total drug cost
$195,494
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 107 | 21 | $1,432 |
| Zolpidem Tartrate | Generic | 27 | 0 | $84 |
| Trazodone Hcl | Generic | 21 | 0 | $232 |
| Ropinirole Hcl | Generic | 19 | 0 | $173 |
| Modafinil | Generic | 16 | 0 | $1,407 |
| Pramipexole Dihydrochloride (Pramipexole di-Hcl) | Brand | 14 | 0 | $391 |
| Sodium Oxybate | Generic | 12 | 0 | $191,774 |
Hospital affiliations
Frequently asked questions
What is Dr. Ian Merrill's medical specialty?
Dr. Ian Merrill practices Sleep Medicine (Psychiatry & Neurology) Physician in Seattle, WA.
Where does Dr. Ian Merrill practice?
Dr. Ian Merrill practices at 1536 N 115Th St, Seattle, WA 981338400. Office phone: 2063864744.
What is Dr. Ian Merrill's NPI?
Dr. Ian Merrill's National Provider Identifier (NPI) is 1245350164, issued by NPPES.
Does Dr. Ian Merrill accept Medicare assignment?
Yes. Dr. Ian Merrill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Merrill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.