Doctor profile · Federal record
Dr. Aynsley Duncan, MD
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Seattle, WA
- NPI 1548623994
- Accepts Medicare
- MIPS 87.0 / 100 · 2023
- 10 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
325 9Th Ave, Box 359892
Seattle, WA 981042420
(206) 744-5865 - Mailing address
-
521 S Weller St Apt 163
Seattle, WA 981044402
Credentials & registration
- NPI registered
- April 2016 — 10 yrs on file
- Profile last updated
- June 25, 2019
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Washington #60871370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548623994. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
71
Distinct HCPCS
2
Medicare allowed
$10,611
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 45 | 18 | $165 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 26 | 11 | $123 |
In context: peer comparison
Among 174 peers in this city , average services per provider: 77. This provider delivers 0.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
791
Patients
12
Total drug cost
$22,141
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 95 | 12 | $1,151 |
| Famotidine | Generic | 86 | 0 | $713 |
| Metoprolol Succinate | Generic | 82 | 0 | $908 |
| Tamsulosin Hcl | Generic | 71 | 0 | $569 |
| Amlodipine Besylate | Generic | 64 | 0 | $328 |
| Naltrexone Hcl | Generic | 62 | 0 | $2,827 |
| Gabapentin | Generic | 60 | 0 | $1,239 |
| Levothyroxine Sodium | Generic | 51 | 0 | $548 |
| Lisinopril | Generic | 45 | 0 | $359 |
| Pantoprazole Sodium | Generic | 39 | 0 | $289 |
Hospital affiliations
Frequently asked questions
What is Dr. Aynsley Duncan's medical specialty?
Dr. Aynsley Duncan practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Aynsley Duncan practice?
Dr. Aynsley Duncan practices at 325 9Th Ave, Seattle, WA 981042420. Office phone: 2067445865.
What is Dr. Aynsley Duncan's NPI?
Dr. Aynsley Duncan's National Provider Identifier (NPI) is 1548623994, issued by NPPES.
Does Dr. Aynsley Duncan accept Medicare assignment?
Yes. Dr. Aynsley Duncan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aynsley Duncan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.